75-16-1

Name METHYLMAGNESIUM BROMIDE
CAS 75-16-1
EINECS(EC#) 200-844-1
Molecular Formula CH3BrMg
MDL Number MFCD00000041
Molecular Weight 119.24
MOL File 75-16-1.mol

Chemical Properties

Definition Available in solution inether.
Appearance light yellow or tan to dark brown solution
Boiling point  78-80℃
density  1.035 g/mL at 25 °C
Fp  77 °F
storage temp.  water-free area
form  Solution, may develop some turbidity precipitate
color  Pale brown
Water Solubility  Reacts with water.
Sensitive  Air & Moisture Sensitive
BRN  3535220
Exposure limits ACGIH: TWA 400 ppm; STEL 500 ppm
OSHA: TWA 400 ppm(1200 mg/m3)
NIOSH: IDLH 1900 ppm
InChI InChI=1S/CH3.BrH.Mg/h1H3;1H;/q;;+1/p-1
InChIKey AVFUHBJCUUTGCD-UHFFFAOYSA-M
SMILES [Mg](C)Br
CAS DataBase Reference 75-16-1(CAS DataBase Reference)
Storage Precautions Light sensitive;Moisture sensitive;Store under inert gas
EPA Substance Registry System Magnesium, bromomethyl- (75-16-1)

Safety Data

Symbol(GHS)  Flame (GHS02)Corrosion (GHS05)Exclamation Mark (GHS07)Health Hazard (GHS08)
GHS02,GHS05,GHS07,GHS08
Signal word  Danger
Hazard statements  H318-H335-H371-H372-H315-H320-H225-H261-H314-H260-H304-H336-H351-H361d-H373-H302-H226
Precautionary statements  P309-P405-P501a-P233-P240-P241+P242+P243-P260-P264-P270-P271-P301+P330+P331+P310-P303+P361+P353+P310+P363-P305+P351+P338+P310-P308+P311-P335+P334-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313-P501-P210-P231+P232-P280-P305+P351+P338-P310-P422-P370+P378-P402+P404-P403+P235-P223-P261-P303+P361+P353-P304+P340+P310
Hazard Codes  C,F+,F
Risk Statements 
R12:Extremely Flammable.
R14:Reacts violently with water.
R19:May form explosive peroxides.
R22:Harmful if swallowed.
R34:Causes burns.
R66:Repeated exposure may cause skin dryness or cracking.
R67:Vapors may cause drowsiness and dizziness.
R52/53:Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment .
R10:Flammable.
R65:Harmful: May cause lung damage if swallowed.
R63:Possible risk of harm to the unborn child.
R48/20:Harmful: danger of serious damage to health by prolonged exposure through inhalation .
R14/15:Reacts violently with water, liberating extremely flammable gases .
R11:Highly Flammable.
Safety Statements 
S9:Keep container in a well-ventilated place .
S16:Keep away from sources of ignition-No smoking .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
S61:Avoid release to the environment. Refer to special instructions safety data sheet .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S62:If swallowed, do not induce vomiting: seek medical advice immediately and show this container or label .
S43: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) .
S36/37:Wear suitable protective clothing and gloves .
RIDADR  UN 3399 4.3/PG 1
WGK Germany  2
RTECS  OM3700000
F  1-3-10
TSCA  Yes
REACH Registrations Active
HazardClass  4.3
PackingGroup  I
HS Code  29319090
Storage Class 4.3 - Hazardous materials which set free flammable gases upon contact with water
Hazard Classifications Aquatic Chronic 3
Eye Dam. 1
Flam. Liq. 3
Skin Corr. 1B
STOT SE 3
Water-react 1
Safety Profile
May ignite spontaneously in air. A very dangerous fire hazard when exposed to heat or flame; can react vigorously with oxidizing materials. When heated to decomposition it emits acrid smoke and irritating fumes.
Hazardous Substances Data 75-16-1(Hazardous Substances Data)

Hazard Information

Material Safety Data Sheet(MSDS)

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