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762-04-9

Basic Information
CAS No.: 762-04-9
Name: Diethyl phosphite
Molecular Structure:
Molecular Structure of 762-04-9 (Diethyl phosphite)
Formula: C4H11O3P
Molecular Weight: 138.12
Synonyms: Ethylphosphite, (EtO)2(HO)P (6CI);Diethoxyphosphine oxide;Diethyl acid phosphite;Diethyl hydrogen phosphite;Phosphonic acid,diethyl ester;Diethyl phosphonate;Hydrogendiethyl phosphite;NSC 2665;Diethyl phosphonate;Ethyl phosphonate;phosphonic acid, diethyl ester;
EINECS: 212-091-6
Density: 1.072g/mLat 25°C(lit.)
Melting Point: -70 °C
Boiling Point: 204.072 °C at 760 mmHg
Flash Point: 82.222 °C
Solubility: miscible (hydrolysis) in water
Appearance: colourless liquid
Hazard Symbols: IrritantXi
Risk Codes: 36/37/38-43
Safety: 26-36/37/39-28-27
Transport Information:
PSA: 59.00000
LogP: 1.44910
Synthetic route
104-15-4

toluene-4-sulfonic acid

122-52-1

triethyl phosphite

762-04-9

phosphonic acid diethyl ester

Conditions
ConditionsYield
In 1,2-dichloro-ethane for 24h; Ambient temperature; molar ratio 1:1;98%
64-17-5

ethanol

868-85-9

Dimethyl phosphite

762-04-9

phosphonic acid diethyl ester

Conditions
ConditionsYield
With sodium carbonate at 120℃; under 760.051 Torr; Reflux; Inert atmosphere;94.5%
With titanium(IV) isopropylate at 40℃; for 18h;62%
107-10-8

propylamine

3277-27-8

diethyl benzoylphosphonate

A

18104-91-1

diethyl 1-(diethylphosphoryloxy)-1-phenylmethylphosphonate

B

10546-70-0

N-(n-propyl)benzamide

C

762-04-9

phosphonic acid diethyl ester

Conditions
ConditionsYield
In diethyl ether for 20h; Product distribution; Ambient temperature; variation of time, different solvents, reaction with several amines;A 55%
B 94%
C 33%
In diethyl ether for 20h; Ambient temperature;A 55%
B 94%
C 33%
814-49-3

diethyl chlorophosphate

762-04-9

phosphonic acid diethyl ester

Conditions
ConditionsYield
With potassium naphthalenide In tetrahydrofuran at -78℃; for 1h;94%
With samarium diiodide In tetrahydrofuran for 3h; Heating;10%
64-17-5

ethanol

7719-12-2, 52843-90-0

phosphorus trichloride

A

75-00-3

chloroethane

B

762-04-9

phosphonic acid diethyl ester

Conditions
ConditionsYield
at 85℃; under 30.003 Torr; Addition of ca.3% diethyl phosphite (triethyl phosphite or ethyl chloride are also possible);A n/a
B 94%
122-52-1

triethyl phosphite

762-04-9

phosphonic acid diethyl ester

Conditions
ConditionsYield
With trifluorormethanesulfonic acid; water at 25℃; Sealed tube;93%
With water In tetrahydrofuran at 20℃; Inert atmosphere;87%
With lithium chloride at 200℃; das Lithium-Verbindung (Lithium-diaethyl-phophit) ensteht;
64-17-5

ethanol

762-04-9

phosphonic acid diethyl ester

Conditions
ConditionsYield
With phosphorus trichloride at 5℃;90%
With phosphorus trichloride90%
With phosphorus trichloride In chloroform at 5 - 20℃; for 3.16667h;84.5%
6632-88-8

diethyl 1-hydroxy-1-methylethylphosphonate

762-04-9

phosphonic acid diethyl ester

Conditions
ConditionsYield
With N,N-diethyl-1,1,1-trimethylsilanamine at 110℃; for 0.5h; Inert atmosphere;86%
64-17-5

ethanol

65611-14-5

1,2,3-trihydrotetrafluoropropyl dichlorophosphite

A

65611-25-8

phosphonic acid bis-(2,2,3,3-tetrafluoro-propyl) ester

B

762-04-9

phosphonic acid diethyl ester

C

ethyl 1,1,3-trihydroperfluoropropyl phosphite

Conditions
ConditionsYield
Ambient temperature;A n/a
B n/a
C 85%
123-38-6

propionaldehyde

122-52-1

triethyl phosphite

A

41760-72-9

diethyl (1-hydroxypropyl)phosphonate

B

762-04-9

phosphonic acid diethyl ester

Conditions
ConditionsYield
With hydrogenchloride In diethyl ether; dichloromethane at -10℃; for 1h;A 84%
B n/a
78-84-2

isobutyraldehyde

122-52-1

triethyl phosphite

A

74038-47-4

diethyl (1-hydroxy-2-methylpropyl)phosphonate

B

762-04-9

phosphonic acid diethyl ester

Conditions
ConditionsYield
With hydrogenchloride In diethyl ether; dichloromethane at -10℃; for 1h;A 83%
B n/a
3277-27-8

diethyl benzoylphosphonate

100-46-9

benzylamine

A

18104-91-1

diethyl 1-(diethylphosphoryloxy)-1-phenylmethylphosphonate

B

1485-70-7

N-benzylbenzamide

C

762-04-9

phosphonic acid diethyl ester

Conditions
ConditionsYield
In diethyl ether for 3h; Ambient temperature;A 12%
B 82%
C 45%
122-52-1

triethyl phosphite

21749-63-3

2-(methylamino)benzenethiol

A

65605-24-5

2-methylaminophenyl ethyl sulphide

B

762-04-9

phosphonic acid diethyl ester

Conditions
ConditionsYield
at 150℃; for 10h;A 70%
B 82%
64-17-5

ethanol

118467-50-8

S,S-diethyl O-(trimethylsilyl) phosphorodithioite

762-04-9

phosphonic acid diethyl ester

Conditions
ConditionsYield
81.8%
126-68-1

O,O,O-triethyl phosphorothioate

A

598-02-7

Diethyl phosphate

B

78-38-6

ethylphosphonic acid diethyl ester

C

762-04-9

phosphonic acid diethyl ester

Conditions
ConditionsYield
With magnesium monoperoxyphthalate hexahydrate In water at 25℃; for 24h;A 10%
B 81%
C 9%

N-(diethoxyphosphinyl)-p-benzoquinone imine

A

637-61-6

benzoquinone N-chloroimine

B

762-04-9

phosphonic acid diethyl ester

Conditions
ConditionsYield
With hydrogenchloride In diethyl ether 0 deg C, 0.5 h then 20 deg C, 2 h;A 63%
B 81%
99-61-6

3-nitro-benzaldehyde

122-52-1

triethyl phosphite

A

50652-91-0

diethyl 1-hydroxy-1-(3-nitrophenyl)methylphosphonate

B

762-04-9

phosphonic acid diethyl ester

Conditions
ConditionsYield
With hydrogenchloride In diethyl ether; dichloromethane at -10℃; for 1h;A 80%
B n/a
123-11-5

4-methoxy-benzaldehyde

122-52-1

triethyl phosphite

A

49640-96-2

diethyl (hydroxy(4-methoxyphenyl)methyl)phosphonate

B

762-04-9

phosphonic acid diethyl ester

Conditions
ConditionsYield
With hydrogenchloride In diethyl ether; dichloromethane at -10℃; for 1h;A 80%
B n/a
108-94-1

cyclohexanone

122-52-1

triethyl phosphite

A

42763-00-8

diethyl (1-hydroxycyclohexyl)phosphonate

B

762-04-9

phosphonic acid diethyl ester

Conditions
ConditionsYield
With hydrogenchloride In diethyl ether; dichloromethane at -10℃; for 1h;A 80%
B n/a
64-17-5

ethanol

A

78-40-0

triethyl phosphate

B

78-38-6

ethylphosphonic acid diethyl ester

C

762-04-9

phosphonic acid diethyl ester

Conditions
ConditionsYield
With phosphorous; CuCl2bpy3 In N,N-dimethyl-formamide at 50℃; Electrolysis;A 79.3%
B 5.4%
C 15.3%
With phosphorous; CuCl2bpy3 In acetonitrile at 50℃; Electrolysis;A 55%
B 15.5%
C 29.5%
With phosphorous; CuCl2bpy3 at 50℃; Electrolysis;A 28.5%
B 17.5%
C 16%
3277-27-8

diethyl benzoylphosphonate

64-04-0

phenethylamine

A

18104-91-1

diethyl 1-(diethylphosphoryloxy)-1-phenylmethylphosphonate

B

3278-14-6

N-phenethylbenzamide

C

762-04-9

phosphonic acid diethyl ester

Conditions
ConditionsYield
In diethyl ether for 1h; Ambient temperature;A 20%
B 79%
C 43%
3277-27-8

diethyl benzoylphosphonate

109-73-9

N-butylamine

A

18104-91-1

diethyl 1-(diethylphosphoryloxy)-1-phenylmethylphosphonate

B

2782-40-3

N-butylbenzamide

C

762-04-9

phosphonic acid diethyl ester

Conditions
ConditionsYield
In diethyl ether for 0.333333h; Ambient temperature;A 18%
B 79%
C 42%
2258-42-6

Acetic formic anhydride

122-52-1

triethyl phosphite

A

90723-21-0

(diethoxyphosphinyl)methyl diethyl phosphate

B

762-04-9

phosphonic acid diethyl ester

Conditions
ConditionsYield
at 20℃; for 20h;A 79%
B 12%
104-55-2

3-phenyl-propenal

122-52-1

triethyl phosphite

A

79158-10-4

(1-hydroxy-3-phenyl-allyl)-phosphonic acid diethyl ester

B

762-04-9

phosphonic acid diethyl ester

Conditions
ConditionsYield
With hydrogenchloride In diethyl ether; dichloromethane at -10℃; for 1h;A 79%
B n/a
22950-57-8

diisopropyl benzoylphosphonate

141-43-5

ethanolamine

A

18838-10-3

N-(2-hydroxyethyl)-benzamide

B

16180-99-7

2-benzamidoethyl benzoate

C

762-04-9

phosphonic acid diethyl ester

Conditions
ConditionsYield
In tetrahydrofuran for 72h; Ambient temperature;A 78%
B 9%
C 3%
3277-27-8

diethyl benzoylphosphonate

78-81-9

isobutylamine

A

18104-91-1

diethyl 1-(diethylphosphoryloxy)-1-phenylmethylphosphonate

B

5705-57-7

N-isobutyl-benzamide

C

762-04-9

phosphonic acid diethyl ester

Conditions
ConditionsYield
In diethyl ether for 1h; Ambient temperature;A 22%
B 77%
C 40%

2-(bromo(phenyl)methyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

122-52-1

triethyl phosphite

A

78-40-0

triethyl phosphate

B

1080-32-6

O,O-diethyl benzylphosphonate

C

762-04-9

phosphonic acid diethyl ester

Conditions
ConditionsYield
at 130℃; for 0.5h; Inert atmosphere;A n/a
B 76%
C n/a
104-15-4

toluene-4-sulfonic acid

122-52-1

triethyl phosphite

A

762-04-9

phosphonic acid diethyl ester

B

80-40-0

ethyl ester of p-toluenesulfonic acid

Conditions
ConditionsYield
In toluene for 24h; Product distribution; Heating; investigate effect of molar ratio, solvent and temperature;A n/a
B 75%
98-01-1

furfural

762-04-9

phosphonic acid diethyl ester

20627-09-2

diethyl (hydroxy(furan-2-yl)methyl)phosphonate

Conditions
ConditionsYield
With triethylamine In neat (no solvent) at 20℃; Pudovik Reaction; Inert atmosphere;100%
With triethylamine at 50℃; Pudovik Reaction; Inert atmosphere; Sealed tube;100%
With 2-tert-butylimino-2-diethylamino-1,3-dimethylperhydro-1,3,2-diazaphosphorine supported on polystyrene In neat (no solvent) at 30℃; for 3h; Pudovik Reaction; Green chemistry;99%
555-16-8

4-nitrobenzaldehdye

762-04-9

phosphonic acid diethyl ester

1776-87-0

diethyl (hydroxy(4-nitrophenyl)methyl)phosphonate

Conditions
ConditionsYield
With magnesium oxide for 0.17h;100%
With {(μ-η5:η1):η1-2-[(2,6-Me2C6H3)NCH2](C4H3N)SmN(SiMe3)2}2 In toluene at 20℃; for 0.166667h; Inert atmosphere;99%
With [(μ-η5:η1):η1:η1-3-(2-C4H3NCH=NCH2CH2)C8H5N]Yb3(μ3-O)-(μ2-Cl)2(THF)2[N(SiMe3)2] In neat (no solvent) at 20℃; for 0.166667h; Inert atmosphere;99%
100-52-7

benzaldehyde

762-04-9

phosphonic acid diethyl ester

1663-55-4

diethyl [hydroxy(phenyl)methyl]phosphonate

Conditions
ConditionsYield
100%
With {(μ-η5:η1):η1-2-[(2,6-Me2C6H3)NCH2](C4H3N)SmN(SiMe3)2}2 at 20℃; for 0.0833333h; Inert atmosphere; neat (no solvent);99%
With C42H74LiN6Si4Yb at 20℃; for 0.333333h; Neat (no solvent); Inert atmosphere;99%
62-53-3

aniline

762-04-9

phosphonic acid diethyl ester

1445-38-1

diethyl phenylphosphoramidate

Conditions
ConditionsYield
With potassium carbonate; potassium hydrogencarbonate; tetrabutylammomium bromide In tetrachloromethane at 15 - 20℃; for 4h;100%
With iodine In neat (no solvent) at 20℃; for 0.5h; Solvent;86%
With copper(l) iodide; oxygen In acetonitrile at 55℃; under 760.051 Torr; for 24h;84%
762-04-9

phosphonic acid diethyl ester

552-89-6

2-nitro-benzaldehyde

79202-15-6

diethyl (hydroxy)(2-nitrophenyl)methylphosphonate

Conditions
ConditionsYield
With triethylamine In neat (no solvent) at 20℃; for 24h; Pudovik Reaction; Inert atmosphere;100%
With triethylamine at 50℃; Pudovik Reaction; Inert atmosphere; Sealed tube;100%
With C42H74LiN6Si4Yb at 20℃; for 0.333333h; Neat (no solvent); Inert atmosphere;98%
762-04-9

phosphonic acid diethyl ester

814-49-3

diethyl chlorophosphate

Conditions
ConditionsYield
With tert-butylhypochlorite In dichloromethane at 20℃; Inert atmosphere;100%
With trichloroisocyanuric acid In acetonitrile at 20℃;98%
With 1,3-dichloro-5,5-dimethylhydantoin In tetrachloromethane; acetonitrile at 20℃; for 0.166667h;97%
624-31-7

4-tolyl iodide

762-04-9

phosphonic acid diethyl ester

1754-46-7

diethyl 4-methylphenylphosphonate

Conditions
ConditionsYield
With Pd(PPh2)(m-C6H4SO3Na)*(H2O)4; triethylamine In water; acetonitrile for 1.5h; Ambient temperature;100%
With triethylsilane; bis-triphenylphosphine-palladium(II) chloride; triethylamine In toluene for 0.183333h; Irradiation;91%
With water extract of rice straw ash (WERSA) In water at 90℃; for 4h;90%
802274-28-8

benzyl-(4-isopropyl-benzyliden)-amine

762-04-9

phosphonic acid diethyl ester

135473-53-9

[Benzylamino-(4-isopropyl-phenyl)-methyl]-phosphonic acid diethyl ester

Conditions
ConditionsYield
With boron trifluoride diethyl etherate In diethyl ether at 20℃; for 14h;100%

Benzyl-[1-(3-isopropyl-phenyl)-meth-(E)-ylidene]-amine

762-04-9

phosphonic acid diethyl ester

135473-51-7

[Benzylamino-(3-isopropyl-phenyl)-methyl]-phosphonic acid diethyl ester

Conditions
ConditionsYield
With boron trifluoride diethyl etherate In diethyl ether at 20℃; for 14h;100%

Benzyl-[1-(4-isopropyl-phenyl)-eth-(E)-ylidene]-amine

762-04-9

phosphonic acid diethyl ester

135473-54-0

[1-Benzylamino-1-(4-isopropyl-phenyl)-ethyl]-phosphonic acid diethyl ester

Conditions
ConditionsYield
With boron trifluoride diethyl etherate In diethyl ether at 20℃; for 14h;100%
93367-11-4

(2S,3S)-3-benzyloxy-1,2-epoxybutane

762-04-9

phosphonic acid diethyl ester

Diethyl (2S,3S)-3-(benzyloxy)-2-hydroxybutanephosphonate

Conditions
ConditionsYield
With n-butyllithium; boron trifluoride diethyl etherate In tetrahydrofuran; hexane 1.) -78 deg C, 15 min, 2.) -78 deg C, 2 h;100%
75373-45-4

(2S,3R,4R)-2,4-Dimethyl-2-phenyl-3,4-dihydro-2H-pyrrole-3-carboxylic acid ethyl ester; compound with picric acid

762-04-9

phosphonic acid diethyl ester

75373-35-2, 82264-46-8, 117179-25-6, 117179-26-7

(2R,3R,4S,5R)-5-(Diethoxy-phosphoryl)-2,4-dimethyl-2-phenyl-pyrrolidine-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
at 130℃; for 3h;100%
75373-48-7, 117102-99-5

(3S,4S)-3-Phenyl-2-aza-spiro[4.5]dec-1-ene-4-carboxylic acid ethyl ester

762-04-9

phosphonic acid diethyl ester

75373-37-4, 82264-47-9, 82264-48-0

(1R,3S,4R)-1-(Diethoxy-phosphoryl)-3-phenyl-2-aza-spiro[4.5]decane-4-carboxylic acid ethyl ester

Conditions
ConditionsYield
at 130℃; for 3h;100%
114185-04-5

(2R,3S)-3-(benzyloxy)-1,2-epoxybutane

762-04-9

phosphonic acid diethyl ester

144911-95-5

Diethyl (2R,3S)-3-(benzyloxy)-2-hydroxybutanephosphonate

Conditions
ConditionsYield
With n-butyllithium; boron trifluoride diethyl etherate In tetrahydrofuran; hexane 1.) -78 deg C, 15 min, 2.) -78 deg C, 2 h;100%
762-04-9

phosphonic acid diethyl ester

117083-21-3, 117083-40-6

(2S,3S)-3-Methyl-2-phenyl-3,4-dihydro-2H-pyrrole-3-carboxylic acid ethyl ester

67257-55-0, 82240-40-2, 117083-39-3, 117102-93-9, 117102-94-0

(2S,3R,5R)-5-(Diethoxy-phosphoryl)-3-methyl-2-phenyl-pyrrolidine-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
at 130℃; for 3h;100%
762-04-9

phosphonic acid diethyl ester

117102-91-7, 117102-97-3

(2R,3R)-4,4-Dimethyl-2-phenyl-3,4-dihydro-2H-pyrrole-3-carboxylic acid ethyl ester

82240-45-7, 82240-46-8, 117119-15-0

(2S,3R,5R)-5-(Diethoxy-phosphoryl)-4,4-dimethyl-2-phenyl-pyrrolidine-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
at 130℃; for 3h;100%
10031-82-0

4-ethoxybenzaldehyde

762-04-9

phosphonic acid diethyl ester

76725-94-5

diethyl ((4-ethoxyphenyl)(hydroxy)methyl)phosphonate

Conditions
ConditionsYield
With aluminum oxide for 48h; Ambient temperature;100%
With cholin hydroxide In neat (no solvent) at 20℃; for 0.1h; Green chemistry;96%
762-04-9

phosphonic acid diethyl ester

623-47-2

propynoic acid ethyl ester

1112-29-4

ethyl β,β-bis(diethoxyphosphoryl)propionate

Conditions
ConditionsYield
With aluminum oxide; potassium hydroxide In dichloromethane at 20℃; for 0.0833333h;100%
With sodium hexamethyldisilazane 1) THF, -50 deg C, 15 min; 2) THF, -50 deg C, 10 min; Yield given. Multistep reaction;
With aluminum oxide; potassium hydroxide at 20℃; for 0.0833333h; Yield given;
762-04-9

phosphonic acid diethyl ester

2103-57-3

2,3,4-trimethoxybenzaldehyde

181178-75-6

[Hydroxy-(2,3,4-trimethoxy-phenyl)-methyl]-phosphonic acid diethyl ester

Conditions
ConditionsYield
With aluminum oxide for 48h; Ambient temperature;100%
66-77-3

1-naphthaldehyde

762-04-9

phosphonic acid diethyl ester

1090-21-7

diethyl hydroxy(naphth-1-yl)methylphosphonate

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine at 20℃; for 17h;100%
With N-ethyl-N,N-diisopropylamine at 20℃; for 18h;100%
With (2,6-iPr2PhNH)5SmLi2(THF)2 In hexane at 20℃; for 0.0833333h; Schlenk technique; Inert atmosphere;99%
874-42-0

2,4-dichlorobenzaldeyhde

762-04-9

phosphonic acid diethyl ester

6625-15-6

diethyl [(2-4-dichlorophenyl)(hydroxy)methyl]phosphonate

Conditions
ConditionsYield
With magnesium oxide for 0.17h;100%
With C42H74LiN6Si4Yb at 20℃; for 0.333333h; Neat (no solvent); Inert atmosphere;99%
With [(μ-η5:η1):η1:η1-3-(2-C4H3NCH=NCH2CH2)C8H5N]Yb3(μ3-O)-(μ2-Cl)2(THF)2[N(SiMe3)2] In neat (no solvent) at 20℃; for 0.166667h; Inert atmosphere;98%
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    762-04-9

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    762-04-9

    762-04-9 Diethyl phosphite

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    Diethyl phosphite

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    Diethyl phosphite

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  •  Zhuozhou Wenxi import and Export Co., Ltd

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86-13111626072

    Address:Room 1710, Baoxin International Phase I, 19 Guanyun East Road, Zhuozhou, Hebei

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  • O,O-Diethyl phosphonate

  • Casno:

    762-04-9

    MSDS/COA Download

    O,O-Diethyl phosphonate

    Min.Order: 10 Gram

    FOB Price:  USD $ 10.0-1000.0/Gram

    O,O-Diethyl phosphonate 1) Quick Response Within 12 hours; 2) Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France etc. 3) OEM/ODM A

    HUBEI AOKS BIO-TECH CO.,LTD is located in Hubei province of China.We specialized in Active pharmaceutical ingredient,pharmaceutical intermediates,veterinary drug intermediates and

  •  HUBEI AOKS BIO-TECH CO.,LTD

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86-27-52345788

    Address:28F,China Construction Third Bureau,Wuhan,Hubei Province, China

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  • High purity Diethyl phosphite with best price

  • Casno:

    762-04-9

    High purity Diethyl phosphite with best price

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 10.0-10.0/Kilogram

    Our advantages: 1, High quality with competitive price: 1) Standard:BP/USP/EP/Enterprise standard 2) All Purity≥99% 3) We are manufacturer and can provide high quality products with factory price. 2, Fast and safe delivery 1)

    We are Hebei miaobian Biotechnology Co., Ltd , mainly deal in pharmaceutical intermediates and various chemicals. It is with a registered capital of 3 million yuan, is one of the m

  •  Hebei miaobian Biotechnology Co., Ltd

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:17633233896

    Address:Federal Business Plaza, Qiaoxi District,Shijiazhuang

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  • Diethyl phosphite 762-04-9

  • Casno:

    762-04-9

    Diethyl phosphite 762-04-9

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0/Kilogram

    1.No Less 8 years exporting experience. Clients can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specialized

    Shanghai Upbio Tech Co.,Ltd (Former Onchem (China)Co.,Ltd) is a comprehensive manufacturer and an international distribution of chemicals throughout the world, The predecessor of

  •  Shanghai Upbio Tech Co.,Ltd

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-21-52196435

    Address:No.2 Floor,No.979 Yunhan Rd,Nicheng,Pudong New Area,Shanghai,China

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  • Phosphonic acid,diethyl ester factory

  • Casno:

    762-04-9

    Phosphonic acid,diethyl ester factory

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    Known for its best quality and competitve price, this chemicals we offered is widely appreciated by our customers. Our advantages:1, High quality with competitive price:1) Standard:BP/USP/EP/Enterprise standard2) All Purity≥99%3) We are manufacturer

    Shaanxi Mingqi Chemical Co., Ltd is committed to the development of import and export trade in the production, operation and plant extracts of pharmaceutical raw materials and inte

  •  Shaanxi Mingqi Chemical Co., Ltd

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:18092428356

    Address:Weiyang District

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  • High quality Diethyl phosphite cas 762-04-9

  • Casno:

    762-04-9

    High quality Diethyl phosphite cas 762-04-9

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 100.0-150.0/Kilogram

    Our company: Wuhan Monad Medicine Tech Co.,LTD is a research and development, production, sales in one high-tech company, own about 100 kinds of products, can provide about more than 30000 kinds of products.

    Wuhan Monad Medicine Tech Co.,LTD is a research and development, production, sales in one high-tech company, own about 100 kinds of products, can provide about more than 30000 kind

  •  Wuhan Monad Medicine Tech Co.,LTD

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+8613397160123

    Address:13th Floor, Tower B, Century Plaza, Zhongnan Road, Wuchang District, Wuhan, China.

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  • Diethyl phosphite  CAS No.: 762-04-9

  • Casno:

    762-04-9

    Diethyl phosphite CAS No.: 762-04-9

    Min.Order: 1 Gram

    FOB Price:  USD $ 1.0-1.0/Gram

    Price, Quality ,Service, Company and Transport Superiority: 1. Competitive price   2. Mature technical support 3. Quality Assurance 4. Safe Payment    5. Professional logistic support

    We, Jilin Tely Imp & Exp Co., Ltd. mainly supply and export products including: pharmaceutical raw materials,Chemical reagents, Food additives, pharmaceutical and pesticide interme

  •  Jilin Tely Imp.& Exp.Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86-0431-81915458

    Address:Room 302, 47 Changping Street, Chaoyang District, Changchun, Jilin Province,China

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  • Good quality Diethyl phosphite with good price

  • Casno:

    762-04-9

    Good quality Diethyl phosphite with good price

    Min.Order: 10 Gram

    FOB Price:  USD $ 20.0-30.0/Gram

    1, High quality with competitive price: 1) Standard:BP/USP/EP/Enterprise standard 2) All Purity≥99% 3) We are manufacturer and can provide high quality products with factory price. 2, Fast and safe delivery 1) Parcel can be sent ou

    Hebei Guanlang Biotechnology Co., Ltd. belongs to Guanlang Group,which was founded in 2007 , located in Shijiazhuang city which is the capital of Hebei Province and hub sector amon

  •  Hebei Guanlang Biotechnology Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+8619930503256

    Address:No.66, Yuhua West Road

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  • low price Diethyl phosphite with high quality

  • Casno:

    762-04-9

    low price Diethyl phosphite with high quality

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 1.0-5.0/Kilogram

    Henan CoreyChem Co., Ltd, based on the original Zhengzhou Cote Chemical Research Institute, be brave in absorbing highly educated talents & overseas returnees; actively responded to Zhengzhou City High-tech Zone Government’s Special Care

    Career Henan Chemical Co, based on the original Zhengzhou Cote Chemical Research Institute, be brave in absorbing highly educated talents & overseas returnees; actively responded t

  •  Career Henan Chemical Co

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-371-86658258

    Address:Building 10 of Innovation Park, East District of the National University Science Park

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  • Diethyl Phosphite 99% DEPI

  • Casno:

    762-04-9

    Diethyl Phosphite 99% DEPI

    Min.Order: 1 Gram

    FOB Price:  USD $ 0.0-0.0/Gram

    Shanghai Siwei Chemical Co., Ltd is located in Shanghai,China .Our main business is Pharmaceutical Intermediates ,OLED Intermediates ,Food Additives and Ingredients etc. We have professional customer service 24H online answer your questions . Have l

    Shanghai Siwei Chemical Co., Ltd is located in Shanghai,China .Our main business is Pharmaceutical Intermediates ,OLED Intermediates ,Food Additives and Ingredients etc. We have p

  •  Shanghai Siwei Chemical Co., Ltd

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:86-185-01739839

    Address:Room419,Building B,Hengnan RD. No.399,Minhang District ,Shanghai ,China

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  • Diethyl phosphite

  • Casno:

    762-04-9

    MSDS/COA Download

    Diethyl phosphite

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 160.0-160.0/Kilogram

    in stock Assay:99% white powder dentification(HPLC) :The retention time of the major peak in the chromatogram of the assay preparation corresponds to that in the chromatogram of the Conformal standard preparation, as obtained in the ass

    Wuhan Yingyuanbei Biotechnology Co., Ltd. is a high-tech enterprise specializing in R&D and production of pharmaceutical raw materials and intermediates. At present, t

  •  Wuhan Ying Yuan Bei Biological Limited

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86-13349903920

    Address:Wuhan

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  • Diethyl phosphite

  • Casno:

    762-04-9

    Diethyl phosphite

    Min.Order: 100 Metric Ton

    FOB Price:  USD $ 0.0-0.0/Metric Ton

    Appearance:white powder Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for research and industrial manufacture. Transportation:Common products:Sea/Air/Couri

    Triumph International Development Limilted is engaged in the API, pharmaceutical intermediates research and developmen.Adhering to the "customer first" business philosophy,we suppl

  •  Triumph International Development Limilted

    China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-536-7971999

    Address:Yinhai Road,Shouguang

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  • Diethyl phosphate

  • Casno:

    762-04-9

    Diethyl phosphate

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    J&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia

    J&H Chemical is one of China's leading providers of integrated fine chemical services including offering, research and development, Custom manufacturing business, as well as other

  •  Hangzhou J&H Chemical Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-571-87396432

    Address:No.200 Zhenhua Rd.Xihu Industrial Park, Hangzhou 310030, China

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  • Diethyl phosphite

  • Casno:

    762-04-9

    Diethyl phosphite

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    Hello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai

    Shandong Hanjiang Chemical Co., Ltd. is located in Qilu Petrochemical Industrial Park, Zibo City, Shandong Province, involving pesticide, medicine, chemical industry, coating, dy

  •  Shandong Hanjiang Chemical Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:18369939125

    Address:95A, Xingyuan East Road, Zhangdian District

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  • High Quality Diethyl phosphite

  • Casno:

    762-04-9

    High Quality Diethyl phosphite

    Min.Order: 1 Gram

    FOB Price:  USD $ 1.0-1.0/Gram

    Qingdao Sigma Chemical Ltd is is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates, peptide,Nootropis etc API, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc. Our Labo

    SHANDONG SIGMACHEMICAL is mainly engaged in R&D, manufacturing and marketing pharmaceuticals, chemical intermediates, Biochemicals, Veterinary medicines and Nutrition products. Wit

  •  Qingdao Sigma Chemical Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:0532-80916960

    Address:shandong qingdao

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  • High purity Diethyl phosphite

  • Casno:

    762-04-9

    High purity Diethyl phosphite

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 100.0-100.0/Kilogram

    HangYu Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemicals. HangYu Chemical consis

    Zibo HangYu Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals

  •  Zibo Hangyu Import&Export Co., Ltd

    China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:86-15988566987

    Address:Room1701, Tianxing Building,Licheng district, jinan, Shandong, China

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  • Diethyl phosphite

  • Casno:

    762-04-9

    Diethyl phosphite

    Min.Order: 1 Gram

    FOB Price:  USD $ 10.0-10.0/Gram

    Superiority: Zhejiang J&C Biological Technology Co., Limited is specialized in the production of high complex new type intermediates and chemical custom synthesis, scale-up production and rare chemicals trade. Products category is including I

    ZHEJIANG BIOLOGY AND TECHNOLOGY CO., LTD. is a modern professional high-tech enterprise, which is specializing in generic APIs and pharmaceutical intermediates. especially in pepti

  •  Zhejiang J&C Biological Technology Co.,Limited

    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:0570-4045877

    Address:46# zhongshan road, quzhou zhejiang

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  • Diethyl phosphite

  • Casno:

    762-04-9

    Diethyl phosphite

    Min.Order: 500 Gram

    FOB Price:  USD $ 1.0-1.0/Gram

    Profile HeBei Ruishun Trade Co.LTD, registered capital one million,have a production of pharmaceutical raw materials, pharmaceutical raw materials factory reagent r&d center,Seek development by credit

    Hebei Zhuangkai Biotechnology Co.,Ltd.mainly produces pharmaceutical raw materials, pharmaceutical intermediates and refined products.Our company is one of the important export en

  •  Hebei Zhuangkai Biotechnology Co.,Ltd

    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86-0311-89278944

    Address:hebei

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  • Diethyl phosphite CAS NO. 762-04-9

  • Casno:

    762-04-9

    Diethyl phosphite CAS NO. 762-04-9

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 10.0-10.0/Kilogram

    Our Service: 1. Mixed container: We can mix different items in one container. 2. Quality control: Before shipment, we can provide free sample for test. Inspection before shipping. 3. Packing: We can pack according to your requirements and also

    Wuhan Lwax Pharma Tech Co.,LTD dedicated to the development, production and marketing of chemicals which is specialized in Organic compounds; Active Pharmaceutical Ingredient(s); N

  •  Wuhan Lwax Pharma Tech Co.,LTD

    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:86-153-77628531

    Address:Wuhan

       Inquiry Now

  • Diethyl phosphite

  • Casno:

    762-04-9

    Diethyl phosphite

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0/Kilogram

    Superior quality, moderate price & quick delivery. Appearance:colourless liquid Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:25kg/drum, or as per your request. Application:Used as Pharmaceutical Intermediat

    Hangzhou Yunuo Chemical Co., Ltd. is located in Hangzhou City, China We are specialized in fine chemicals and basic chemical auxiliary materials, Organic compounds, rubber

  •  HANGZHOU YUNUO CHEMICAL CO.,LTD

    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:0571-83715115

    Address:hangzhou

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  • Diethyl phosphite

  • Casno:

    762-04-9

    Diethyl phosphite

    Min.Order: 2 Metric Ton

    FOB Price:  USD $ 1.0-1.0/Metric Ton

    Diethyl phosphite DEP Identification: Chemical Name: Diethyl phosphite Synonyms: Diethyl hydrogen phosphonate; Phosphonic Acid Diethyl Ester; Diethoxyphosphine oxide; Diethyl acid phosphite; DEP CAS No.: 762-04-9 Molecular Formula: C2H5O)

    Welcome to Henan Sinotech! Sinotech Corporation has exceptional sourcing ability for chemicals used in Organic Fine Chemicals and APIs; Inorganic chemicals; Flame Retardants; Rubb

  •  Henan Sinotech Import&Export Corporation

     China (Mainland)  |  Contact Details

    Business Type:Other

    Tel:86-371-86181678

    Address:No. 260, Dongming Road,Jinshui District

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  • Diethyl phosphite

  • Casno:

    762-04-9

    Diethyl phosphite

    Min.Order: 1 Gram

    FOB Price:  USD $ 0.0-0.0/Gram

    Diethyl phosphite Basic information Product Name: Diethyl phosphite Synonyms: diethylacidphosphite;diethylfosfit;Ethyl phosphonate ((EtO)2HPO);Diethyl phosphite,98%;Phosphorous acid diethyl;Phosphorous acid hydrogen diethyl;Phosphonic acid die

    SHANGHAI MINSTAR CHEMICAL CO., LTD. is a leading, experienced, professional supplier of API & intermediates, plant extract, food additive, fine chemicals and industry chemicals, et

  •  Shanghai Minstar Chemical Co., Ltd

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:0086-21-18019205509

    Address:BUILDING 8, NO.1098, CHUANSHA ROAD, SHANGHAI, CHINA

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  • Factory Supply Diethyl phosphonate

  • Casno:

    762-04-9

    Factory Supply Diethyl phosphonate

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    Ality Holding Group Limited, established in 2007, is a comprehensive Chemical Supply Group with Patent Technology as its core. Ality Group operates branches in Hong Kong, Singapore and mainland China, including production bases in Shandong, Zhejiang

    Ality Group, established in 2007, is a comprehensive Chemical Supply Group with Patent Technology as its core. Ality Group operates branches in Hong Kong, Singapore and mainland Ch

  •  Ality Chemical Corporation

     China (Mainland)  |  Contact Details

    Business Type:Other

    Tel:0513-87616220

    Address:Fine chemical industry park, Nantong,Jiangsu

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  • Diethyl phosphite

  • Casno:

    762-04-9

    Diethyl phosphite

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0/Kilogram

    1, High quality with competitive price: 2, Fast and safe delivery 3.Excellent pre-sales and after-sales service 4. Well-trained and professional technologist and sales with rich experience in the field Appearance:see detailed specifications Sto

    Hangzhou Clap Technology Co., Ltd is a leading manufacturer and supplier of API, Pharma intermediates, organic and inorganic compounds, rare earth, pesticide, raw drugs, fine chemi

  •  HANGZHOU CLAP TECHNOLOGY CO,.LTD

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:86-571-56972507

    Address:Room 4198,Floor 4,No.4,ShanXian Road XiaCheng District,HangZhou city,ZheJiang province,China

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  • Diethyl phosphite

  • Casno:

    762-04-9

    Diethyl phosphite

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea

    Hunan chemfish Pharmaceutical co.,Ltd.located in Lugu High-tech industral park ,Hunan province . with its own R&D center and more than 10000㎡manufacture plant . Chemfish owns

  •  Hunan chemfish Pharmaceutical co.,Ltd

     China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:0731-85567275

    Address:No.10048, xiangjiang centry bulding ,kaifu district ,changsha city ,Hunan

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  • Diethyl phosphite

  • Casno:

    762-04-9

    Diethyl phosphite

    Min.Order: 1 Gram

    FOB Price:  USD $ 2.0-2.0/Gram

    Hangzhou KieRaychem Co.,Ltd.is located in Yuhang District of Hangzhou City and specialized in the chemical product customization, development, sales, import and export. Current business is focused on fine chemicals, pharmaceutical materials and inter

    Hangzhou KieRaychem Co.,Ltd.is located in Yuhang District of Hangzhou City and specialized in the chemical product customization, development, sales, import and export. Current bus

  •  Hangzhou KieRay Chem Co.,Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-15336573147

    Address:Room 260, Building 3, No. 76 Xingqiao North Road, Xingqiao Street, Yuhang District, Hangzhou City, Zhejiang Province, China

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  • Diethyl phosphonate/762-04-9

  • Casno:

    762-04-9

    Diethyl phosphonate/762-04-9

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    Zhengzhou Meitong Pharmaceutical Technology Co., Ltd. is a leading domestic Pharmaceutical intermediates; APIs; Impurities; Fine industry chemical manufacturer.Why Choose us:1: High purity and Competitive price2: Quality control.3: Packing as your re

    Zhengzhou Meitong Pharmaceutical Technology Co., Ltd. is a leading domestic medicine, biotechnology and cosmetics, health products research and development outsourcing services ent

  •  Zhengzhou Meitong Pharmaceutical Technology Co., Ltd.

    China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:86-0371-55216238

    Address:No. 1#1111,Guanzhouguoji,No.189, Yufeng Rd,Zhengzhou,Henan, China 450008

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  • Diethyl phosphite

  • Casno:

    762-04-9

    Diethyl phosphite

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    U-CHEMO is a high-tech enterprise taking pharmaceutical intermediates and fine chemicals as main products. We pay high attention on product quality and apply quality management in the whole manufacturing process from research to production. In additi

    Our company specializes in chemical products, including pharmaceutical intermediates, active pharmaceutical ingredients etc. High quality! High pur

  •  U-Chemo Holding Co.,Limited

    China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-21-61558312

    Address:Dong Fang Road,

       Inquiry Now

  • TIANFU-CHEM Diethyl phosphite

  • Casno:

    762-04-9

    TIANFU-CHEM Diethyl phosphite

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0/Kilogram

    Our advantage:Our company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientif

    Our company engages in Electronic chemicals such as OLED,Photoresist chemical,Electrolyte additive and Intermediate Pharmaceutical production; development of noble metal catalysts,

  •  Henan Tianfu Chemical Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:86-371-55170693/55170694

    Address:Zhengzhou International Trade New Territory,Jinshui District,Zhengzhou ,China

       Inquiry Now

  • Diethyl phosphite

  • Casno:

    762-04-9

    Diethyl phosphite

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    ISO/factory/goodqualityAppearance:off white Storage:Dry,cool place Package:drum Application:active pharmaceutical ingredients Transportation:by air/sea/express Port:shenzhen/shanghai

    Wuhan Vanz Pharm Inc. is a manufacturer&trading company.

  •  Hubei Vanz Pharm Co.,Ltd

     China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:86-27-84492310

    Address:FANHU INDUSTRY PARK

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  • Diethyl phosphite

  • Casno:

    762-04-9

    Diethyl phosphite

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,or Intermediates,fine chemicals Transportation:air,sea,courier

    GIHI CHEMICALS CO.,LIMITED, its former company is a small manufacturer who is specialized in the production of ester products which are used in the daily chemicals ,cosmetic produc

  •  GIHI CHEMICALS CO.,LIMITED

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:571-86217390

    Address:Huacai International Building,Sandun,Westlake District,Hangzhou 310030,Zhejiang,China

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  • Phosphonic acid,diethyl ester

  • Casno:

    762-04-9

    Phosphonic acid,diethyl ester

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    R & D enterprises have their own stock in stock Package:1kg Application:pharmaceutical intermediates

    Hangzhou Dingyan Chem Co., LTD. is located in the beautiful tourist city of hangzhou, is a comprehensive chemical enterprice which doing import and export business by its own comp

  •  Hangzhou Dingyan Chem Co., Ltd

     China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:86-571-86465881,86-571-87157530,86-571-88025800

    Address:RM.1118,NO.1 Building, Baiyun Tower,Jianggan Area, Hangzhou city, China,310004

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  • Diethyl phosphite

  • Casno:

    762-04-9

    Diethyl phosphite

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    high quality Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea

    Located in Zhengdong New District,?Zhengzhou of Henan province, Henan Allgreen Chemical Co.,Ltd is a comprehensive high-tech modern enterprises integrating professional R&D, pro

  •  Henan Allgreen Chemical Co.,Ltd

     China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:+86-0371-87507775

    Address:No 260 Dongming Road,Jinshui District

       Inquiry Now

  • Diethyl phosphite

  • Casno:

    762-04-9

    Diethyl phosphite

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    strong products Package:according to quantity Application:organic synthesis Port:Shanghai port

    Zouping Mingxing Chemical Co., Ltd lies at the west of the Huangshan Mountain in Zouping city, near to Zibo and Qingdao in the east, Japan in the west and Ji-Qing Expressway

  •  Zouping Mingxing Chemical Co.,Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:86-543-2240068

    Address:428 Daixi Third Road Zouping County Shandong Province China

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Reported in EPA TSCA Inventory.

Specification

The Diethyl phosphite, with the CAS registry number 762-04-9 and EINECS registry number 212-091-6, is also called phosphonic acid, diethyl ester. And the molecular formula of this chemical is C4H11O3P. It is a kind of colorless liquid, and belongs to the following product categories: Pharmaceutical Intermediates; Organic Building Blocks; Organic Phosphates/Phosphites; Catalysis and Inorganic Chemistry; Phosphorus Compounds; Phosphorus Precursors.

The physical properties of Diethyl phosphite are as following: (1)ACD/LogP: -0.26; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 0; (4)ACD/LogD (pH 7.4): 0; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 18; (8)ACD/KOC (pH 7.4): 18; (9)#H bond acceptors: 3; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 4; (12)Polar Surface Area: 59 Å2.

Preparation of Diethyl phosphite: It can be prepared by absolute ethyl alcohol and phosphorus trichloride. The reaction will need the solvent carbon tetrachloride. The raction time is 1 hour with the temperature of 70°C. And the solvent can be removed by pressure reduction.
3C2H5OH+PCl3→(C2H5O)2PHO+C2H5Cl+2HCl↑

Uses of Diethyl phosphite: It can be used as intermediate of extraction agent and phosphoric acid esters. It is also used as solvent and acid acceptor in the synthesis of polypeptide. What's more, it is also used in the synthetic reaction, such as reduction  of phenol.

You should be cautious while dealing with this chemical. It irritates eyes, respiratory system and skin, and may also cause sensitization by skin contact. Therefore, you had better take the following instructions: Wear suitable protective clothing, gloves and eye/face protection, and in case of contacting with eyes, rinse immediately with plenty of water and seek medical advice; Take off immediately all contaminated clothing; After contact with skin, wash immediately with plenty of ... (to be specified by the manufacturer).

You can still convert the following datas into molecular structure:
(1)SMILES: O=P(OCC)OCC
(2)InChI: InChI=1/C4H11O3P/c1-3-6-8(5)7-4-2/h8H,3-4H2,1-2H3
(3)InChIKey: MJUJXFBTEFXVKU-UHFFFAOYAQ

The toxicity data is as follows:

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
rabbit LD50 skin 2020uL/kg (2.02mL/kg)   American Industrial Hygiene Association Journal. Vol. 30, Pg. 470, 1969.
rat LD50 oral 3900mg/kg (3900mg/kg)   Albright & Wilson Inc. Vol. #OPB-3, Pg. 1984,