Magnesium, iodomethyl- cas no:917-64-6

NameMagnesium, iodomethyl-
CAS917-64-6
SynonymsMethylmagnesiumiodide (6CI); Iodomethylmagnesium; Methylmagnesium iodine
EINECS(EC#)213-031-1
Molecular FormulaCH3 I Mg
Molecular Weight166.25

Hazardclass4.2

Hazard F+: Highly flammable;C: Corrosive;
Risk 12-14/15-22-34-66-67
Safety

Toxic. Explosive reaction with thiophosphoryl chloride or vanadium trichloride. A Grignard reagent. When heated to decomposition it emits toxic fumes of I⁻. See also IODIDES and MAGNESIUM COMPOUNDS.
Hazard Codes:F+,C
Risk Statements: 12-14/15-22-34-66-67
R12:Extremely flammable
R14/15: Reacts violently with water, liberating extremely flammable gases 
R22: Harmful if swallowed
R34: Causes burns
R66: Repeated exposure may cause skin dryness or cracking
R67: Vapours may cause drowsiness and dizziness
Safety Statements: 16-26-36/37/39-43-45-7/8
S16: Keep away from sources of ignition
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice|
S36/37/39: Wear suitable protective clothing, gloves and eye/face protection
S43: In case of fire use ... (there follows the type of fire-fighting equipment to be used.) 
S45: In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
7/8: Keep container tightly closed and dry
RIDADR: UN 3399 4.3/PG 1
WGK Germany: 1
F: 1-3-10
F1: Sensitive to air and humidity
F3: Hygroscopic
F10: Keep under argon
HazardClass: 4.2
PackingGroup: I