Product Name: Methylphosphonous dichloride (CAS NO.676-83-5)

Molecular Formula: CH₃C_l2P
Molecular Weight: 116.91g/mol
Mol File: 676-83-5.mol
Einecs: 211-631-8
Appearance: Colorless to light yellow liquid
Boiling point: 84.9 °C at 760 mmHg
Storage Temperature: Flammables area
Flash Point: 48.9 °C
Density: 1.3
Refractive index: 1.4944-1.4964
Sensitive: Air and Moisture Sensitive
Enthalpy of Vaporization: 31.18 kJ/mol
Vapour Pressure: 79.3 mmHg at 25°C
XLogP3-AA: 1.5
H-Bond Donor: 0
H-Bond Acceptor:0
Product Categories: Ligand

Fire will produce irritating, corrosive and/or toxic gases. Inhalation of decomposition products may cause severe injury or death. Contact with substance may cause severe burns to skin and eyes. Runoff from fire control may cause pollution.

Reported in EPA TSCA Inventory.

Flammable/combustible material. May ignite on contact with moist air or moisture. May burn rapidly with flare-burning effect. Some react vigorously or explosively on contact with water. Some may decompose explosively when heated or involved in a fire. May re-ignite after fire is extinguished. Runoff may create fire or explosion hazard. Containers may explode when heated.
Safety Information of Methylphosphonous dichloride (CAS NO.676-83-5):
Hazard Codes: T,F
Risk Statements: 34-29-23/24/25-17-14-10 
10:  Flammable
14:  Reacts violently with water
17:  Spontaneously flammable in air
23:  Toxic by inhalation 
24:  Toxic in contact with skin 
25:  Toxic if swallowed 
29:  Contact with water liberates toxic gas
34:  Causes burns
Safety Statements: 8-45-43-36/37/39-33-26-16-23
8:  Keep container dry
16:  Keep away from sources of ignition - No smoking
23:  Do not breathe gas/fumes/vapor/spray (appropriate wording to be specified by the manufacturer)
26:  In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
33:  Take precautionary measures against static discharges
36:  Wear suitable protective clothing  
37:  Wear suitable gloves   
39:  Wear eye/face protection 
43:  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) 
45:  In case of accident or if you feel unwell, seek medical advice immediately (show label where possible)

 Methylphosphonous dichloride ,its CAS NO. is 676-83-5,the synonyms is  Methyldichlorophosphine ; Aurora ka-1256 ; Dichloromethylphosphine ;  Ch3pcl2 ; Methyl-phosphonousdichlorid ; Methylphosphonousdichloride ; Phosphonous dichloride, methyl- .