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112-34-5

Basic Information
CAS No.: 112-34-5
Name: Ethanol,2-(2-butoxyethoxy)-
Molecular Structure:
Molecular Structure of 112-34-5 (Ethanol,2-(2-butoxyethoxy)-)
Formula: C8H18O3
Molecular Weight: 162.23
Synonyms: 2-(2-Butoxyethoxy)ethanol;2-(2-n-Butoxyethoxy)ethanol;3,6-Dioxa-1-decanol;BDG;BDG-NS;BDGE 20;BikanolB 2;Butadigol;Butoxyethoxyethanol;Butycenol 20P;Butyl Carbitol;ButylDiglysolv;Butyl Oxitol glycol ether;Butyl digol;Diethylene glycol butylether;Diethylene glycol mono-n-butyl ether;Diethylene glycol monobutyl ether;Ethanol, 2,2'-oxybis-, monobutyl ether;
EINECS: 203-961-6
Density: 0.949 g/cm3
Melting Point: -68 °C(lit.)
Boiling Point: 230.4 °C at 760 mmHg
Flash Point: 100 °C
Solubility: soluble
Appearance: colourless liquid
Hazard Symbols: IrritantXi
Risk Codes: 36
Safety: 24-26
Transport Information:
PSA: 38.69000
LogP: 0.81200
Synthetic route
75-21-8

oxirane

71-36-3

butan-1-ol

A

111-76-2

2-Butoxyethanol

B

112-34-5

Diethylene glycol monobutyl ether

Conditions
ConditionsYield
With potassium aluminum sulfate at 170℃; for 24h; Reagent/catalyst; Autoclave;A 93.1%
B 6.63%
109-69-3

n-Butyl chloride

111-46-6

diethylene glycol

112-34-5

Diethylene glycol monobutyl ether

Conditions
ConditionsYield
With sodium hydroxide; water at 100℃; for 24h;70%
75-21-8

oxirane

71-36-3

butan-1-ol

112-34-5

Diethylene glycol monobutyl ether

Conditions
ConditionsYield
With boron trifluoride diethyl etherate at 50℃;
71-36-3

butan-1-ol

111-46-6

diethylene glycol

112-34-5

Diethylene glycol monobutyl ether

Conditions
ConditionsYield
sulfuric acid In toluene Heating;
109-65-9

1-bromo-butane

sodium diethylene glycolate

sodium diethylene glycolate

112-34-5

Diethylene glycol monobutyl ether

Conditions
ConditionsYield
With diethylene glycol
75-21-8

oxirane

71-36-3

butan-1-ol

A

111-76-2

2-Butoxyethanol

B

112-34-5

Diethylene glycol monobutyl ether

C

143-22-6

triethyleneglycol monobutyl ether

Conditions
ConditionsYield
2,4,6-trimethyl-pyridine at 160℃; under 2311.54 - 3345.86 Torr; for 2.5h; Product distribution / selectivity; Inert atmosphere;
sodium butanolate at 140℃; under 7500.75 Torr; for 5h; Product distribution / selectivity;A 20.16 %Chromat.
B 9.07 %Chromat.
C 6.10 %Chromat.
catalyst of invention (Sb2O3, copper acetate, hydrogen peroxide; calcined) at 140℃; under 30003 Torr; for 24 - 120h; Product distribution / selectivity;A 76 - 77 %Chromat.
B 13 - 14 %Chromat.
C 9 %Chromat.
129-00-0

pyrene

A

85-44-9

phthalic anhydride

B

90-47-1

xanth-9-one

C

629-62-9

pentadecane

D

629-97-0

n-docosane

E

630-01-3

n-hexacosane

F

629-59-4

tetradecane

G

544-76-3

Hexadecane

H

112-34-5

Diethylene glycol monobutyl ether

I

97-87-0

n-butyl isobutyrate

J

629-94-7

heneicosane

K

638-67-5

n-tricosane

L

646-31-1

tetracosane

M

629-99-2

n-pentacosane

N

203-63-4

cyclopenta[def]phenanthrene

O

1,2-benzenedicarboxylic acid diisooctyl ether

P

128-37-0

2,6-di-tert-butyl-4-methyl-phenol

Q

84-66-2

Diethyl phthalate

R

84-74-2

Phthalic acid dibutyl ester

S

203-64-5

4H-Cyclopenta[def]phenanthrene

T

85-68-7

benzyl n-butyl phthalate

U

4371-26-0

1,1'-Biphenyl-2,2',6,6'-tetracarboxaldehyde

V

16162-34-8

4,5-phenanthrene-8,9-dicarbaldehyde

W

57-10-3

1-hexadecylcarboxylic acid

X

6-propyltridecane

Conditions
ConditionsYield
With oxygen; ozone In water for 0.25 - 2h;
112-60-7

Tetraethylene glycol

107-21-1

ethylene glycol

123-72-8

butyraldehyde

111-46-6

diethylene glycol

112-27-6

2,2'-[1,2-ethanediylbis(oxy)]bisethanol

A

3390-13-4

2-propyl-1,3-dioxolane

B

111-76-2

2-Butoxyethanol

C

112-34-5

Diethylene glycol monobutyl ether

D

143-22-6

triethyleneglycol monobutyl ether

E

1559-34-8

tetraethylene glycol monobutyl ether

F

71-36-3

butan-1-ol

Conditions
ConditionsYield
With hydrogen; palladium 10% on activated carbon at 180℃; under 51716.2 Torr; for 2h;
123-72-8

butyraldehyde

111-46-6

diethylene glycol

112-34-5

Diethylene glycol monobutyl ether

Conditions
ConditionsYield
With hydrogen; palladium 10% on activated carbon at 200℃; under 51716.2 Torr; for 2h; Inert atmosphere;94.5 %Chromat.
With palladium 10% on activated carbon; hydrogen at 200℃; under 51755.2 Torr; for 2h;94.5 %Chromat.
112-34-5

Diethylene glycol monobutyl ether

98-59-9

p-toluenesulfonyl chloride

50964-16-4

diethylene glycol monobutyl ether tosylate

Conditions
ConditionsYield
Stage #1: Diethylene glycol monobutyl ether; p-toluenesulfonyl chloride With dmap In dichloromethane at 20℃;
Stage #2: With triethylamine In dichloromethane at 20℃;
100%
With sodium hydroxide In tetrahydrofuran; water at 0℃; for 2h;85%
With pyridine In dichloromethane at 20℃; for 3h;57%
With pyridine
112-34-5

Diethylene glycol monobutyl ether

25354-97-6

2-hexyldecanoic acid

2-(2-butoxyethoxy)ethyl 2-hexyldecanoate

Conditions
ConditionsYield
With p-toluenesulfonic acid monohydrate99%
With p-toluenesulfonic acid monohydrate99%
112-34-5

Diethylene glycol monobutyl ether

110-42-9

Methyl decanoate

112-30-1

1-Decanol

Conditions
ConditionsYield
With sodium borohydrid In 5,5-dimethyl-1,3-cyclohexadiene98%
112-34-5

Diethylene glycol monobutyl ether

598-21-0

2-Bromoacetyl bromide

56521-78-9

2-(2-butoxyethoxy)ethyl 2-bromoacetate

Conditions
ConditionsYield
With sodium carbonate In dichloromethane at -5 - 20℃; for 12h; Green chemistry;98%
With triethylamine In dichloromethane at -78℃; Inert atmosphere;72%
112-34-5

Diethylene glycol monobutyl ether

107-13-1

acrylonitrile

35633-48-8

3-[2-(2-butoxyethoxy)ethoxy]propanenitrile

Conditions
ConditionsYield
With sodium methylate for 1.16667h;97%
124-04-9

Adipic acid

111-77-3

2-(2-methoxyethoxy)ethyl alcohol

112-34-5

Diethylene glycol monobutyl ether

methyldiglycol butyldiglycol adipate

Conditions
ConditionsYield
toluene-4-sulfonic acid In toluene at 118 - 145℃; for 6.5h; Heating / reflux;96.9%
112-34-5

Diethylene glycol monobutyl ether

123-63-7

paracetaldehyde

3895-17-8

2-butoxyethyl 2-ethoxyethyl ether

Conditions
ConditionsYield
With hydrogen; palladium on activated charcoal at 160℃; under 760 Torr; for 18h; Etherification;96%
With hydrogen; palladium on activated charcoal at 160℃; for 10h; atmospheric pressure;96%
112-34-5

Diethylene glycol monobutyl ether

1120-23-6

1-[2-(2-chloroethoxy)-ethoxy]butane

Conditions
ConditionsYield
With pyridine; thionyl chloride In chloroform for 10h; Reflux;95%
With pyridine; thionyl chloride
112-34-5

Diethylene glycol monobutyl ether

124-13-0

Octanal

101433-27-6

2-butoxyethyl 2-(octoxy)ethyl ether

Conditions
ConditionsYield
With hydrogen; palladium on activated charcoal at 160℃; under 760 Torr; for 18h; Etherification;95%
With hydrogen; palladium on activated charcoal at 160℃; for 10h; atmospheric pressure;95%
112-34-5

Diethylene glycol monobutyl ether

2258-42-6

Acetic formic anhydride

2-(2-butoxyethoxy)ethyl formate

Conditions
ConditionsYield
With pyridine 1.) 0 deg C, 5 h, 2.) rt, 12 h;90%
112-34-5

Diethylene glycol monobutyl ether

C38H74N6O10

Conditions
ConditionsYield
Stage #1: Diethylene glycol monobutyl ether; Hexamethylene diisocyanate; dibutyltin dilaurate In hexane at 20 - 45℃;
Stage #2: trans-1,2-Diaminocyclohexane In hexane at 15 - 20℃; for 0.5h;
88.8%
112-34-5

Diethylene glycol monobutyl ether

626-00-6

1,3-Diiodobenzene

71784-21-9

1,3-Bis-[2-(2-butoxy-ethoxy)-ethoxy]-benzene

Conditions
ConditionsYield
With copper(l) iodide; 1,10-Phenanthroline; caesium carbonate In 5,5-dimethyl-1,3-cyclohexadiene for 20h; Reflux; Inert atmosphere;86%
50-00-0

formaldehyd

112-34-5

Diethylene glycol monobutyl ether

118600-20-7, 134731-86-5

rccc-2,8,14,20-tetrakis-(iso-butyl)-resorcin[4]arene

C80H128O20

Conditions
ConditionsYield
With iminodiacetic acid In acetonitrile81%
112-34-5

Diethylene glycol monobutyl ether

7727-18-6

vanadium(V) oxychloride

dichloro(2-(2-butoxyethoxy)ethanolate)oxovanadium(V)

Conditions
ConditionsYield
In pentane byproducts: HCl; N2, equimol., V compd. added dropwise to a soln. of alcohol, stirred for2 h, heated on water bath; decanted, concd., stored at 0°C, ppt. collected, dried (vac.); elem. anal.;80%
112-34-5

Diethylene glycol monobutyl ether

90-14-2

1-Iodonaphthalene

1-(2-(2-butoxyethoxy)ethoxy)naphthalene

Conditions
ConditionsYield
With copper(l) iodide; 1,10-Phenanthroline; caesium carbonate In 5,5-dimethyl-1,3-cyclohexadiene at 145℃; for 26h; Inert atmosphere;79%
With copper(l) iodide; 1,10-Phenanthroline; caesium carbonate In 5,5-dimethyl-1,3-cyclohexadiene at 145℃; for 26h; Inert atmosphere;79%
112-34-5

Diethylene glycol monobutyl ether

34713-70-7

2-Phenylpropanal

(E/Z)-(1-(2-(2-butoxyethoxy)ethoxy)prop-1-en-2-yl)benzene

Conditions
ConditionsYield
With methanesulfonic acid; methanesulfonic acid sodium salt In toluene for 15h; Inert atmosphere; Reflux; Dean-Stark;79%
112-34-5

Diethylene glycol monobutyl ether

31250-16-5

[2-(2-chloro-2-oxoethoxy)phenoxy]acetyl chloride

Dibutoxyethoxyethyl 1,2-phenylenedioxydiacetate

Conditions
ConditionsYield
In tetrachloromethane Ambient temperature;76%
1938-32-5

5-(chloromethyl)-6-propyl-1,3-benzodioxole

112-34-5

Diethylene glycol monobutyl ether

51-03-6

Piperonyl butoxide

Conditions
ConditionsYield
Stage #1: Diethylene glycol monobutyl ether With sodium hydroxide In water Reflux;
Stage #2: 5-(chloromethyl)-6-propyl-1,3-benzodioxole In water for 5h; Reflux;
75%
With sodium hydroxide at 30℃; for 5h;230 g
112-34-5

Diethylene glycol monobutyl ether

615-42-9

1,2-Diiodobenzene

71784-20-8

1,2-bis(2-(2-(butyloxy)ethoxy)ethoxy)benzene

Conditions
ConditionsYield
With copper(l) iodide; 1,10-Phenanthroline; caesium carbonate In 5,5-dimethyl-1,3-cyclohexadiene for 40h; Reflux; Inert atmosphere;75%
With copper(l) iodide; 1,10-Phenanthroline; caesium carbonate In 5,5-dimethyl-1,3-cyclohexadiene at 140℃; for 24h; Inert atmosphere;4 g
117-80-6

2,3-Dichloro-1,4-naphthoquinone

112-34-5

Diethylene glycol monobutyl ether

C26H38O8

Conditions
ConditionsYield
With NAH In tetrahydrofuran at 80℃; Inert atmosphere;71%
112-34-5

Diethylene glycol monobutyl ether

40926-73-6

2-(2-methoxyphenoxy)acetyl chloride

Butoxyethoxyethyl o-methoxyphenoxyacetate

Conditions
ConditionsYield
In chloroform for 12h; Heating;69.01%
112-34-5

Diethylene glycol monobutyl ether

103781-33-5

3-{[(4-bromobutyl)oxy]methyl}-3-methyloxetane

3-(2,7,10,13-tetraoxaheptadecyl)-3-methyloxetane

Conditions
ConditionsYield
With sodium hydroxide; tetrabutylammomium bromide In hexane for 5h; Heating;68%
38020-81-4

2-iodoacetyl chloride

112-34-5

Diethylene glycol monobutyl ether

56521-91-6

2-(2-butoxyethoxy)ethyl-2-iodoacetate

Conditions
ConditionsYield
With sodium carbonate In dichloromethane at -5 - 20℃; for 12h; Green chemistry;68%
112-34-5

Diethylene glycol monobutyl ether

20142-87-4

2-(2-nitrophenoxy)acetyl chloride

Butoxyethoxyethyl o-nitrophenoxyacetate

Conditions
ConditionsYield
In chloroform for 12h; Heating;66.89%
940-71-6

2,2,4,4,6,6-hexachloro-1,3,5-triaza-2,4,6-triphosphorine

112-34-5

Diethylene glycol monobutyl ether

A

1245625-50-6

C24H51Cl3N3O9P3

B

1245625-47-1

C24H51Cl3N3O9P3

C

1245625-36-8

C24H51Cl3N3O9P3

Conditions
ConditionsYield
With sodium hydride In tetrahydrofuran at -60 - 20℃; for 3.5h; Inert atmosphere;A 20%
B 16%
C 64%
112-34-5

Diethylene glycol monobutyl ether

A

1245625-50-6

C24H51Cl3N3O9P3

B

1245625-47-1

C24H51Cl3N3O9P3

C

1245625-36-8

C24H51Cl3N3O9P3

Conditions
ConditionsYield
With 2,2,4,4,6,6-hexachloro-1,3,5-triaza-2,4,6-triphosphorine; sodium hydride In tetrahydrofuran at -60 - 20℃; for 3.5h; Inert atmosphere;A 20%
B 16%
C 64%
With 2,2,4,4,6,6-hexachloro-1,3,5-triaza-2,4,6-triphosphorine; sodium hydride In tetrahydrofuran at -60 - 20℃; for 3.5h; Inert atmosphere;A 20%
B 16%
C 64%
112-34-5

Diethylene glycol monobutyl ether

(5,10,15,20-tetraphenylporphinato)dichlorophosphorus(V) chloride

di(3,6-dioxadecyloxo)tetraphenylporphyrinatophosphorus(V) chloride

Conditions
ConditionsYield
With pyridine In acetonitrile for 24h; Reflux;60%
With pyridine In acetonitrile for 24h; Reflux;
112-34-5

Diethylene glycol monobutyl ether

2-methyl-2-octyldodecanoic acid

C29H58O4

Conditions
ConditionsYield
With toluene-4-sulfonic acid In toluene for 18h; Dean-Stark; Reflux;60%
  • High quality 2-(2-Butoxyethoxy)Ethanol supplier in China

  • Casno:

    112-34-5

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    112-34-5

    MSDS/COA Download

    2-(2-Butoxyethoxy)ethanol

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    MSDS/COA Download

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    112-34-5

    Butyldiglycol

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  • Casno:

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Consensus Reports

DIETHYLENE GLYCOL MONOBUTYL ETHER is reported in EPA TSCA Inventory. Glycol ether compounds are on the Community Right-To-Know List.

Standards and Recommendations

DFG MAK: 100 mg/m3

Specification

The Diethylene glycol monobutyl ether with CAS registry number of 112-34-5 is also called Ethanol,2-(2-butoxyethoxy)-. The IUPAC name is 2-(2-butoxyethoxy)ethanol. Its EINECS registry number is 203-961-6. In addition, the molecular formula is C8H18O3 and the molecular weight is 162.23. It is a kind of colourless liquid with a mild odour and belongs to the classes of Ethylene Glycols Monofunctional Ethylene Glycols and Monofunctional Ethylene Glycols. And it is stable and incompatible with strong oxidizing agents and strong bases.

Physical properties about this chemical are: (1)ACD/LogP: 0.44; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 0.44; (4)ACD/LogD (pH 7.4): 0.44; (5)ACD/BCF (pH 5.5): 1.27; (6)ACD/BCF (pH 7.4): 1.27; (7)ACD/KOC (pH 5.5): 41.26; (8)ACD/KOC (pH 7.4): 41.26; (9)#H bond acceptors: 3; (10)#H bond donors: 1; (11)#Freely Rotating Bonds: 9; (12)Polar Surface Area: 38.69 Å2; (13)Index of Refraction: 1.43; (14)Molar Refractivity: 44.13 cm3; (15)Molar Volume: 170.8 cm3; (16)Polarizability: 17.49 ×10-24cm3; (17)Surface Tension: 32 dyne/cm; (18)Density: 0.949 g/cm3; (19)Flash Point: 100 °C; (20)Enthalpy of Vaporization: 54.29 kJ/mol; (21)Boiling Point: 230.4 °C at 760 mmHg; (22)Vapour Pressure: 0.0126 mmHg at 25°C.

Preparation of Diethylene glycol monobutyl ether: it can be prepared by butanol and ethyl ether boron trifluoride. This reaction will need reagent epoxyethane. The reaction time is 2-3 hours at reaction temperature of 75-80 °C. After the reaction, use butanol sodium to make pH into 8, then put it into the distillation tower for distillation.

Diethylene glycol monobutyl ether can be prepared by butanol and ethyl ether boron trifluoride

Uses of Diethylene glycol monobutyl ether: it can be used as solvent of nitrocellulose, varnish, printing ink, the oil ans the resin. It also can be used for adhesive thinner and emulsioni paint stabilizer. In addition, it can react with (2-methoxy-phenoxy)-acetyl chloride to get Butoxyethoxyethyl o-methoxyphenoxyacetate. This reaction will need reagent CHCl3. The reaction time is 21 hours by heating. The yield is about 69.01%.

Diethylene glycol monobutyl ether can react with (2-methoxy-phenoxy)-acetyl chloride to get Butoxyethoxyethyl o-methoxyphenoxyacetate

When you are using this chemical, please be cautious about it as the following:
It is irritating to the eyes. during using it, avoid contact with skin. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

You can still convert the following datas into molecular structure:
(1)SMILES:CCCCOCCOCCO
(2)InChI:InChI=1/C8H18O3/c1-2-3-5-10-7-8-11-6-4-9/h9H,2-8H2,1H3
(3)InChIKey:OAYXUHPQHDHDDZ-UHFFFAOYAO

The toxicity data is as follows:

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
guinea pig LD50 oral 2gm/kg (2000mg/kg) BEHAVIORAL: GENERAL ANESTHETIC

GASTROINTESTINAL: OTHER CHANGES

KIDNEY, URETER, AND BLADDER: OTHER CHANGES
Journal of Industrial Hygiene and Toxicology. Vol. 23, Pg. 259, 1941.
mouse LD50 intraperitoneal 850mg/kg (850mg/kg) LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES

KIDNEY, URETER, AND BLADDER: "CHANGES IN TUBULES (INCLUDING ACUTE RENAL FAILURE, ACUTE TUBULAR NECROSIS)"

BLOOD: CHANGES IN SPLEEN
Federation Proceedings, Federation of American Societies for Experimental Biology. Vol. 6, Pg. 342, 1947.
mouse LD50 oral 2400mg/kg (2400mg/kg)   Journal of the American College of Toxicology. Vol. 12, Pg. 139, 1993.
mouse LD50 unreported 6050mg/kg (6050mg/kg)   Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 46(2), Pg. 14, 1981.
rabbit LD50 oral 2200mg/kg (2200mg/kg)   "Patty's Industrial Hygiene and Toxicology," 3rd rev. ed., Clayton, G.D., and F.E. Clayton, eds., New York, John Wiley & Sons, Inc., 1978-82. Vol. 3 originally pub. in 1979; pub. as 2n rev. ed. in 1985.Vol. 2C, Pg. 3964, 1982.
rabbit LD50 skin 2700mg/kg (2700mg/kg)   Journal of the American College of Toxicology. Vol. 12, Pg. 139, 1993.
rat LD50 oral 5660mg/kg (5660mg/kg)   Dow Chemical Company Reports. Vol. MSD-41,
rat LD50 unreported 4500mg/kg (4500mg/kg)   Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 46(2), Pg. 14, 1981.

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