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