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CAS No.: | 1486-28-8 |
---|---|
Name: | Methyldiphenylphosphine |
Article Data: | 89 |
Molecular Structure: | |
Formula: | C13H13P |
Molecular Weight: | 200.22 |
Synonyms: | Diphenylmethylphosphine;Diphenylphosphinomethane;Methyldiphenylphosphine;NSC 158476; |
EINECS: | 216-065-5 |
Density: | 1.076 g/mL at 25 °C(lit.) |
Melting Point: | 117-118 °C |
Boiling Point: | 308.1 °C at 760 mmHg |
Flash Point: | 128.4 °C |
Solubility: | Insoluble in water. |
Appearance: | Colorless to light yellow liquid |
Hazard Symbols: | Xn |
Risk Codes: | 36/37/38-20/21/22 |
Safety: | 17-23-24/25-36/37/39-26 |
PSA: | 13.59000 |
LogP: | 2.74910 |
Conditions | Yield |
---|---|
In toluene mixing of the Mo compd. with the free phosphine (molar ratio 2.1:1) in toluene;; | A 100% B n/a |
Conditions | Yield |
---|---|
In toluene mixing of the Mo compd. with the free phosphine (molar ratio 2.0:1) in toluene;; | A 100% B n/a |
Conditions | Yield |
---|---|
In toluene mixing of the Mo compd. with the free phosphine (molar ratio 2.0:1) in toluene;; | A 100% B n/a |
Conditions | Yield |
---|---|
In dichloromethane mixing of the Mo compd. with the free phosphine (molar ratio 1.1:1) inCH2Cl2;; | A 100% B n/a |
Conditions | Yield |
---|---|
With lithium aluminium tetrahydride; cerium(III) chloride In tetrahydrofuran at 40℃; for 0.5h; | 98% |
With aluminium hydride*tetrahydrofuran In tetrahydrofuran for 0.5h; Heating; | 96% |
Stage #1: diphenyl(methyl)phosphine oxide With trityl tetrakis(pentafluorophenyl)borate In (2)H8-toluene at 20℃; Glovebox; Inert atmosphere; Stage #2: With phenylsilane In (2)H8-toluene at 80℃; for 1.5h; Glovebox; Inert atmosphere; Sealed tube; | 93% |
Diphenylphosphonigsaeure-trimethylsilylester
methyllithium
diphenyl(methyl)phosphine
Conditions | Yield |
---|---|
In tetrahydrofuran at 0 - 25℃; for 2h; | 96% |
Conditions | Yield |
---|---|
Stage #1: Ph2PCH2NHPh With methyllithium In toluene at -78 - 20℃; Inert atmosphere; Stage #2: methyl iodide In toluene at -78℃; Inert atmosphere; | 95% |
n-butyl magnesium bromide
methylmagnesium bromide
cis-2,10-dimethyl-<1,2,3>benzothiadiphospholo<2,3-b><1,2,3>benzothiadiphosphole
A
dibutyl-methyl-phosphine
B
n-Butyl-methyl-phenyl-phosphin
C
diphenyl(methyl)phosphine
D
4-methyl-2-[(5-methyl-2-sulfanylphenyl)phosphanyl]benzenethiol
Conditions | Yield |
---|---|
Stage #1: n-butyl magnesium bromide; cis-2,10-dimethyl-<1,2,3>benzothiadiphospholo<2,3-b><1,2,3>benzothiadiphosphole; phenylmagnesium bromide In tetrahydrofuran for 0.0833333h; Stage #2: methylmagnesium bromide In tetrahydrofuran Title compound not separated from byproducts; | A n/a B n/a C n/a D 90% |
methylmagnesium bromide
ethylmagnesium bromide
cis-2,10-dimethyl-<1,2,3>benzothiadiphospholo<2,3-b><1,2,3>benzothiadiphosphole
A
diethylmethylphosphine
B
ethylmethylphenylphosphine
C
diphenyl(methyl)phosphine
D
4-methyl-2-[(5-methyl-2-sulfanylphenyl)phosphanyl]benzenethiol
Conditions | Yield |
---|---|
Stage #1: ethylmagnesium bromide; cis-2,10-dimethyl-<1,2,3>benzothiadiphospholo<2,3-b><1,2,3>benzothiadiphosphole; phenylmagnesium bromide In tetrahydrofuran for 0.0833333h; Stage #2: methylmagnesium bromide In tetrahydrofuran Title compound not separated from byproducts; | A n/a B n/a C n/a D 90% |
Conditions | Yield |
---|---|
Stage #1: Ph2PCH2NH(t-Bu) With methyllithium In toluene at -78 - 20℃; Inert atmosphere; Stage #2: methyl iodide In toluene at -78℃; Inert atmosphere; | 89% |
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The Methyldiphenylphosphine is an organic compound with the formula C13H13P. The systematic name of this chemical is Methyl(diphenyl)phosphane. With the CAS registry number 1486-28-8, it is also named as Diphenyl-methylphosphine. The product's categories are Ligand; Phosphine Ligands; Synthetic Organic Chemistry. Besides, its molecular weight is colorless to light yellow liquid, which should be stored in a cool, sealed, dry, well-ventilated, lightproof place.
Physical properties about Methyldiphenylphosphine are: (1)ACD/LogP: 4.32; (2)ACD/LogD (pH 5.5): 4.32; (3)ACD/LogD (pH 7.4): 4.32; (4)ACD/BCF (pH 5.5): 1134.76; (5)ACD/BCF (pH 7.4): 1134.76; (6)ACD/KOC (pH 5.5): 5349.33; (7)ACD/KOC (pH 7.4): 5349.33; (8)#Freely Rotating Bonds: 2; (9)Polar Surface Area: 13.59 Å2; (10)Flash Point: 128.4 °C; (11)Enthalpy of Vaporization: 52.68 kJ/mol; (12)Boiling Point: 308.1 °C at 760 mmHg; (13)Vapour Pressure: 0.00127 mmHg at 25 °C.
When you are using this chemical, please be cautious about it as the following:
It is harmful by inhalation, in contact with skin and if swallowed. Besides, this chemical is irritating to eyes, respiratory system and skin. When you are using it, keep away from combustible material, and do not breathe gas/fumes/vapor/spray (appropriate wording to be specified by the manufacturer). And you should avoid contact with skin and eyes and wear suitable protective clothing, gloves and eye/face protection when you are using it. 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)InChI: InChI=1/C13H13P/c1-14(12-8-4-2-5-9-12)13-10-6-3-7-11-13/h2-11H,1H3
(2)InChIKey: UJNZOIKQAUQOCN-UHFFFAOYAL
(3)Std. InChI: InChI=1S/C13H13P/c1-14(12-8-4-2-5-9-12)13-10-6-3-7-11-13/h2-11H,1H3
(4)Std. InChIKey: UJNZOIKQAUQOCN-UHFFFAOYSA-N