78-88-6

Name 2,3-Dichloropropene
CAS 78-88-6
EINECS(EC#) 201-153-8
Molecular Formula C3H4Cl2
MDL Number MFCD00000943
Molecular Weight 110.97
MOL File 78-88-6.mol
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Chemical Properties

Appearance clear colorless to pink-brownish liquid
Melting point  10°C
Boiling point  94 °C (lit.)
density  1.204 g/mL at 25 °C(lit.)
vapor density  3.8 (vs air)
vapor pressure  44 mm Hg ( 20 °C)
refractive index  n20/D 1.461(lit.)
Fp  50 °F
storage temp.  2-8°C
solubility  2.2g/l
form  Liquid
color  Clear colorless to pink-brownish
explosive limit 7.8%
Water Solubility  <0.1 g/100 mL at 22 ºC
BRN  1361491
Henry's Law Constant 2.8×10-3 mol/(m3Pa) at 25℃, Mackay and Shiu (1981)
InChI 1S/C3H4Cl2/c1-3(5)2-4/h1-2H2
InChIKey FALCMQXTWHPRIH-UHFFFAOYSA-N
SMILES ClCC(Cl)=C
CAS DataBase Reference 78-88-6(CAS DataBase Reference)
NIST Chemistry Reference 2,3-Dichloropropene(78-88-6)
EPA Substance Registry System 78-88-6(EPA Substance)
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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-H302+H312+H332-H315-H318-H335-H341-H412
Precautionary statements  P210-P273-P280-P303+P361+P353-P304+P340+P312-P305+P351+P338
Hazard Codes  F,Xn,Xi
Risk Statements 
R11:Highly Flammable.
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed .
R37/38:Irritating to respiratory system and skin .
R41:Risk of serious damage to eyes.
R52/53:Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment .
R68:Possible risk of irreversible effects.
R40:Limited evidence of a carcinogenic effect.
Safety Statements 
S9:Keep container in a well-ventilated place .
S16:Keep away from sources of ignition-No smoking .
S23:Do not breathe gas/fumes/vapor/spray (appropriate wording to be specified by the manufacturer) .
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 .
S61:Avoid release to the environment. Refer to special instructions safety data sheet .
RIDADR  UN 2047 3/PG 2
WGK Germany  3
RTECS  UC8400000
Hazard Note  Irritant/Highly Flammable
TSCA  Yes
REACH Registrations Active
HazardClass  3
PackingGroup  II
HS Code  29032900
Storage Class 3 - Flammable liquids
Hazard Classifications Acute Tox. 4 Dermal
Acute Tox. 4 Inhalation
Acute Tox. 4 Oral
Aquatic Chronic 3
Eye Dam. 1
Flam. Liq. 2
Muta. 2
Skin Irrit. 2
STOT SE 3
Safety Profile
Poison by ingestion. Moderately toxic by inhalation and skin contact. Human mutation data reported. A severe skin irritant. A very dangerous fire hazard when exposed to heat, flame, or oxidizers. When heated to decomposition it emits toxic fumes of Cl-. See also CHLORINATED HYDROCARBONS, ALIPHATIC .
Hazardous Substances Data 78-88-6(Hazardous Substances Data)

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