Chloroacetyl chloride CAS#79-04-9

Chloroacetyl chloride Chemical Properties

Boiling point 

105-106 °C(lit.)

density 

1.419 g/mL at 20 °C

vapor density 

3.9 (vs air)

vapor pressure 

60 mm Hg ( 41.5 °C)

refractive index 

n20/D 1.453(lit.)

Fp 

>100°C

storage temp. 

Store at RT.

solubility 

Miscible with ethyl ether, acetone, benzene and carbon tetrachloride.

form 

Liquid

color 

Clear colorless to slightly yellow

Odor

strong pungent odor

Water Solubility 

reacts

FreezingPoint 

-22.5℃

Sensitive 

Moisture Sensitive

Merck 

14,2067

BRN 

605439

Exposure limits

ACGIH: TWA 0.05 ppm; STEL 0.15 ppm (Skin)
NIOSH: IDLH 1.3 ppm; TWA 0.05 ppm(0.2 mg/m3)

Stability:

Stable. Incompatible with strong bases, alcohols, strong oxidizing agents. May react violently on exposure to water or moisture.

InChI

1S/C2H2Cl2O/c3-1-2(4)5/h1H2

InChIKey

VGCXGMAHQTYDJK-UHFFFAOYSA-N

SMILES

ClCC(=O)Cl

CAS DataBase Reference

79-04-9(CAS DataBase Reference)

NIST Chemistry Reference

Acetyl chloride, chloro-(79-04-9)

EPA Substance Registry System

Chloroacetyl chloride (79-04-9)

Safety Information

Risk Statements 

14-23/24/25-35-48/23-50-29

Safety Statements 

9-26-36/37/39-45-61-7/8

OEB

C

OEL

TWA: 0.05 ppm (0.2 mg/m3)

RIDADR 

UN 1752 6.1/PG 1

WGK Germany 

3

RTECS 

AO6475000

TSCA 

TSCA listed

HazardClass 

6.1

PackingGroup 

I

HS Code 

29159000

Storage Class

6.1A - Combustible, acute toxic Cat. 1 and 2
very toxic hazardous materials

Hazard Classifications

Acute Tox. 3 Dermal
Acute Tox. 3 Inhalation
Acute Tox. 3 Oral
Aquatic Acute 1
Eye Dam. 1
Skin Corr. 1A
STOT RE 1

Hazardous Substances Data

79-04-9(Hazardous Substances Data)

IDLA

1.3 ppm (6 mg/m3)