563-43-9

Name ETHYLALUMINUM DICHLORIDE
CAS 563-43-9
EINECS(EC#) 209-248-6
Molecular Formula C2H5AlCl2
MDL Number MFCD00000457
Molecular Weight 126.95
MOL File 563-43-9.mol
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Chemical Properties

Appearance The aluminum alkyl halides are flammable, reactive, and may be spontaneously combustible in air. They are colorless to yellow liquids. Ethylaluminum dichloride:(563-43-9):
Melting point  32 °C(lit.)
Boiling point  68-70°C
density  0.927 g/mL at 25 °C
vapor pressure  5 mm Hg ( 60 °C)
Fp  40 °F
storage temp.  0-6°C
form  Liquid
color  Colorless to pale yellow
Specific Gravity 0.927
Water Solubility  Soluble in acetone. Miscible with alcohol, chloroform, ether. Reacts with water.
FreezingPoint  32℃
Hydrolytic Sensitivity 9: reacts extremely rapidly with atmospheric moisture - may be pyrophoric - glove box or sealed system required
Sensitive  Air & Moisture Sensitive
Merck  326
BRN  4123357
Exposure limits ACGIH: TWA 50 ppm (Skin)
OSHA: TWA 500 ppm(1800 mg/m3)
NIOSH: IDLH 1100 ppm; TWA 50 ppm(180 mg/m3)
InChI 1S/C2H5.Al.2ClH/c1-2;;;/h1H2,2H3;;2*1H/q;+2;;/p-2
InChIKey UAIZDWNSWGTKFZ-UHFFFAOYSA-L
SMILES CC[Al](Cl)Cl
Uses
Catalyst for olefin polymerization, aromatic hydrogenation; intermediate.
CAS DataBase Reference 563-43-9(CAS DataBase Reference)
EPA Substance Registry System Aluminum, dichloroethyl- (563-43-9)
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Safety Data

Symbol(GHS)  Flame (GHS02)Corrosion (GHS05)Exclamation Mark (GHS07)Health Hazard (GHS08)
GHS02,GHS05,GHS07,GHS08
Signal word  Danger
Hazard statements  H225-H260-H304-H314-H336-H361d-H373-H412
Precautionary statements  P210-P231+P232-P280-P301+P330+P331-P303+P361+P353-P304+P340+P310-P305+P351+P338
Hazard Codes  F,T,N,C
Risk Statements 
R11:Highly Flammable.
R15:Contact with water liberates extremely flammable gases.
R23/24/25:Toxic by inhalation, in contact with skin and if swallowed .
R34:Causes burns.
R14:Reacts violently with water.
R67:Vapors may cause drowsiness and dizziness.
R65:Harmful: May cause lung damage if swallowed.
R62:Possible risk of impaired fertility.
R51/53:Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment .
R48/20:Harmful: danger of serious damage to health by prolonged exposure through inhalation .
R14/15:Reacts violently with water, liberating extremely flammable gases .
R17:Spontaneously flammable in air.
Safety Statements 
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 .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
S62:If swallowed, do not induce vomiting: seek medical advice immediately and show this container or label .
S61:Avoid release to the environment. Refer to special instructions safety data sheet .
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) .
S27:Take off immediately all contaminated clothing .
RIDADR  UN 3399 4.3/PG 1
WGK Germany  1
RTECS  BD0705000
F  10-21
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
Asp. Tox. 1
Eye Dam. 1
Flam. Liq. 2
Repr. 2
Skin Corr. 1B
STOT RE 2
STOT SE 3
Water-react 1
Hazardous Substances Data 563-43-9(Hazardous Substances Data)

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