Basic information
- Name:
Phosphonous acid,P-methyl-, diethyl ester
- Superlist Name:
- Methyldiethoxyphosphine
- CAS No.:
15715-41-0
- Molecular Structure:
- Formula:
- C5H13O2P
- Molecular Weight:
- 136.13
- Synonyms:
- Phosphonousacid, methyl-, diethyl ester (6CI,7CI,8CI,9CI);Diethoxymethylphosphine;Diethyl methanephosphonite;Diethyl methylphosphonite;Methyldiethoxyphosphine;O,O-Diethyl methylphosphonite;
- EINECS:
- 239-805-9
- Density:
- 0.9 g/cm3
- Boiling Point:
- 124.497 °C at 760 mmHg
- Flash Point:
- 26.513 °C
- Appearance:
- colorless liquid
- Risk Codes:
- 10-36/37/38
- Safety Description:
- 16-26-36/37/39 Details
- Transport Information:
- UN 1993
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Specification
The IUPAC name of Methyldiethoxyphosphine is diethoxy(methyl)phosphane. With the CAS registry number 15715-41-0, it is also named as O,O-Diethyl methylphosphonite. The product's category is Phosphorus Compounds, and it is air & moisture sensitive. Besides, it is colorless liquid, which should be stored in dry inert gas in a dark, closed and ventilated place at room temperature.
The other characteristics of this product can be summarized as: (1)EINECS: 239-805-9; (2)ACD/LogP: 2.78; (3)# of Rule of 5 Violations: 0; (4)ACD/LogD (pH 5.5): 2.78; (5)ACD/LogD (pH 7.4): 2.78; (6)ACD/BCF (pH 5.5): 76.87; (7)ACD/BCF (pH 7.4): 76.87; (8)ACD/KOC (pH 5.5): 778.82; (9)ACD/KOC (pH 7.4): 778.82; (10)H bond acceptors: 2; (11)H bond donors: 0; (12)Freely Rotating Bonds: 4; (13)Density: 0.9 g/cm3; (14)Flash Point: 26.5 °C; (15)Enthalpy of Vaporization: 34.74 kJ/mol; (16)Boiling Point: 124.5 °C at 760 mmHg; (17)Vapour Pressure: 15.4 mmHg at 25 °C.
Preparation of Methyldiethoxyphosphine: this chemical can be prepared by Ethanol and Methylphosphinous acid dichloride.
This reaction needs N,N-Diethylaniline and Pentane at temperature of 0 °C. The reaction time is 30 min. The yield is 90 %.
Uses of Methyldiethoxyphosphine: it can react with Adipic acid ethyl ester chloride to get 5-Ethoxy-adipyl-P-methyl-phosphinsaeure-O-ethylester.
This reaction will occur at temperature of 30 °C. The yield is 98 %.
When you are using this chemical, please be cautious about it as the following: it is flammable, so please keep away from sources of ignition. And it is also irritating to eyes, respiratory system and skin. You should wear suitable protective clothing, gloves and eye/face protection when use it. Moreover, in case of contact with eyes, please rinse immediately with plenty of water and seek medical advice.
People can use the following data to convert to the molecule structure.
(1)SMILES:O(P(OCC)C)CC
(2)InChI:InChI=1/C5H13O2P/c1-4-6-8(3)7-5-2/h4-5H2,1-3H3
(3)InChIKey:NSSMTQDEWVTEKN-UHFFFAOYAD
(4)Std. InChI:InChI=1S/C5H13O2P/c1-4-6-8(3)7-5-2/h4-5H2,1-3H3
(5)Std. InChIKey:NSSMTQDEWVTEKN-UHFFFAOYSA-N