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| CAS No.: | 28240-68-8 |
|---|---|
| Name: | Bis(dichlorophosphino)methane |
| Article Data: | 12 |
| Molecular Structure: | |
|
|
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| Formula: | CH2Cl4P2 |
| Molecular Weight: | 217.786 |
| Synonyms: | Phosphonousdichloride, methylenebis- (9CI);Bis(dichlorophosphino)methane;Phosphonous dichloride, methylenedi- (8CI);1,1,3,3-Tetrachloro-1,3-diphosphapropane;Methylenebis(dichlorophosphine);Methylenebis(phosphonous dichloride); |
| Density: | 1.601 g/mL at 25 °C(lit.) |
| Boiling Point: | 233.2 °C at 760 mmHg |
| Flash Point: | 94.8 °C |
| Appearance: | clear colorless to pale yellow liquid |
| Hazard Symbols: |
 C
|
| Risk Codes: | 14-34 |
| Safety: | 26-36/37/39-43-45 |
| Transport Information: | UN 3265 8/PG 2 |
| PSA: | 27.18000 |
| LogP: | 4.52290 |
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Specification
The Bis(dichlorophosphino)methane, with the CAS registry number 28240-68-8, has the sydtematic name of methanediylbis(phosphonous dichloride). It is a kind of clear colorless to pale yellow liquid, and belongs to the following product categories: Catalysis and Inorganic Chemistry; Phosphorus Compounds; Polydentate Phosphine Ligands. And the molecular formula of the chemical is CH2Cl4P2.
The characteristics of Bis(dichlorophosphino)methane are as followings: (1)ACD/LogP: 5.59; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): 5.59; (4)ACD/LogD (pH 7.4): 5.59; (5)ACD/BCF (pH 5.5): 10432.27; (6)ACD/BCF (pH 7.4): 10432.27; (7)ACD/KOC (pH 5.5): 26178.51; (8)ACD/KOC (pH 7.4): 26178.51; (9)#H bond acceptors: 0; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 2; (12)Polar Surface Area: 27.18 Å2; (13)Flash Point: 94.8 °C; (14)Enthalpy of Vaporization: 45.08 kJ/mol; (15)Boiling Point: 233.2 °C at 760 mmHg; (16)Vapour Pressure: 0.0862 mmHg at 25°C.
Uses of Bis(dichlorophosphino)methane: It can react with diethyl-trimethylsilanyl-amine to produce 1,1-Methandiylbis(bis(diethylamino)phosphan). This reaction will need menstruum petroleum ether. The reaction temperature of 0°C, and the yield is about 70%.
You should be cautious while dealing with this chemical. It reacts violently with water, and may cause burns. Therefore, you had better take the following instructions: Wear suitable protective clothing, gloves and eye/face protection, and if in case of contacting with eyes, rinse immediately with plenty of water and seek medical advice; In case of fire, use ... (indicate in the space the precise type of fire-fighting equipment. If water increases the risk add - Never use water); In case of accident or if you feel unwell, seek medical advice immediately (show label where possible).
Addtionally, the following datas could be converted into the molecular structure:
(1)SMILES: ClP(Cl)CP(Cl)Cl
(2)InChI: InChI=1/CH2Cl4P2/c2-6(3)1-7(4)5/h1H2
(3)InChIKey: OEKLCAXLANZKPX-UHFFFAOYAC