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Dichloroacetyl chloride

CAS No.
79-36-7
Chemical Name:
Dichloroacetyl chloride
Synonyms
2,2-DICHLOROACETYL CHLORIDE;CHCl2COCl;2,2-dichloroac;2,2-dichloroacetyl;Dichloroacetyl chlor;Dichloracetylchlorid;DichloroacetylChoride;DICHLORACETYL CHLORIDE;dichloro-acetylchlorid;DICHLOROACETYL CHLORIDE
CBNumber:
CB0153797
Molecular Formula:
C2HCl3O
Molecular Weight:
147.39
MDL Number:
MFCD00000840
MOL File:
79-36-7.mol
MSDS File:
SDS
Last updated:2026-05-27 17:20:05

Dichloroacetyl chloride Properties

Melting point <25 °C
Boiling point 107-108 °C (lit.)
Density 1.532 g/mL at 25 °C (lit.)
refractive index n20/D 1.46(lit.)
Flash point 66 °C
storage temp. 2-8°C
solubility Chloroform, Hexanes
form Liquid
color Clear colorless to light yellow
Specific Gravity 1.537 (20/4℃)
Water Solubility MAY DECOMPOSE
Sensitive Moisture Sensitive
Merck 14,3053
BRN 1209426
Stability Stable. Combustible. Incompatible with water, alcohols and oxidizing agents. Fumes in air.
InChI 1S/C2HCl3O/c3-1(4)2(5)6/h1H
InChIKey FBCCMZVIWNDFMO-UHFFFAOYSA-N
SMILES ClC(Cl)C(Cl)=O
CAS DataBase Reference 79-36-7(CAS DataBase Reference)
EWG's Food Scores 1
FDA UNII 52O60099FY
NIST Chemistry Reference Acetyl chloride, dichloro-(79-36-7)
EPA Substance Registry System Dichloroacetyl chloride (79-36-7)
UNSPSC Code 12352100
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Corrosion (GHS05)Skull and Crossbones (GHS06)Environment (GHS09)
GHS05,GHS06,GHS09
Signal word  Danger
Hazard statements  H311-H303-H314-H400-H290
Precautionary statements  P501-P273-P234-P264-P280-P390-P312-P391-P361+P364-P303+P361+P353-P301+P330+P331-P304+P340+P310-P305+P351+P338+P310-P406-P405
PPE Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter
Hazard Codes  C,N
Risk Statements  35-50
Safety Statements  9-26-45-61
RIDADR  UN 1765
WGK Germany  2
RTECS  AO6650000
19-21
Hazard Note  Corrosive/Moisture Sensitive
TSCA  TSCA listed
HazardClass  8
PackingGroup  II
HS Code  29159000
Storage Class 6.1C - Combustible acute toxic Cat.3
toxic compounds or compounds which causing chronic effects
Hazard Classifications Aquatic Acute 1
Carc. 1B
Eye Dam. 1
Skin Corr. 1A
Hazardous Substances Data 79-36-7(Hazardous Substances Data)
REACH Registrations Active
Limited Quantities 1.0 L (0.3 gallons) (liquid) or 1 Kg (2.2 lbs) (solid)
Excepted Quantities Max Inner Pack (30g or 30ml) and Max Outer Pack (500g or 500ml)
NFPA 704
2
3 2
W

Dichloroacetyl chloride price More Price(32)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich D55008 Dichloroacetyl chloride 98% 79-36-7 100g $78 2026-04-30 Buy
Sigma-Aldrich D55008 Dichloroacetyl chloride 98% 79-36-7 5g $37 2023-06-20 Buy
TCI Chemical D0313 Dichloroacetyl Chloride >98.0%(GC)(T) 79-36-7 25g $59 2026-04-30 Buy
TCI Chemical D0313 Dichloroacetyl Chloride >98.0%(GC)(T) 79-36-7 500g $194 2026-04-30 Buy
TRC TRC-D431760-50G Dichloroacetyl Chloride 79-36-7 50g $135 2026-06-03 Buy
Product number Packaging Price Buy
D55008 100g $78 Buy
D55008 5g $37 Buy
D0313 25g $59 Buy
D0313 500g $194 Buy
TRC-D431760-50G 50g $135 Buy

Dichloroacetyl chloride Chemical Properties,Uses,Production

Chemical Properties

Dichloroacetyl chloride (DCAC) is a colourless to light yellow fuming liquid with an acrid, penetrating odor. It is irritating to the eyes and mucous membranes (HSDB 2003b). DCAC is insoluble in water, but decomposes quickly to form HCl and dichloroacetic acid (t1/2 of hydrolysis of 0.0023 seconds in water at 25°C, and 0.2 seconds in 89.1:10.9 water-acetone at -20°C (Prager et al. 2001, Ugi and Beck 1961).

Uses

Dichloroacetyl Chloride is a reagent used in the synthesis of substituted benzothiazoles exhibiting antitumor and anticancer activity.

Preparation

Dichloroacetyl chloride can be synthesized by the reaction of dichloroacetic acid and chlorosulfonic acid. Or from the oxidation of trichloroethylene. Trichloroethylene and azobisisobutyronitrile (catalyst) were heated to 100°C, and oxygen was introduced to react under 0.6MPa pressure, maintaining the oil bath temperature at 110°C, and reacted for 10h, The product dichloroacetyl chloride is distilled off under normal pressure.

Definition

ChEBI: Dichloroacetyl chloride is the acyl chloride obtained by displacement of the hydroxy group of dichloroacetic acid by chloride. It has a role as a hapten. It derives from a dichloroacetic acid.

General Description

Dichloroacetyl chloride is a colorless liquid with a pungent odor. Flash point 151°F Boiling point 107-108°F. Vapors are irritating to the eyes and mucous membranes. Corrosive to metals and tissue.

Air & Water Reactions

Fumes in air. Decomposed by water to dichloroacetic acid and hydrochloric acid, both corrosive, with release of heat. (NIP).

Reactivity Profile

Solutions in acetone are stable for less than two hours and fresh solution should be prepared before each use (NIP). May react vigorously or explosively if mixed with diisopropyl ether or other ethers in the presence of trace amounts of metal salts [J. Haz. Mat., 1981, 4, 291].

Health Hazard

TOXIC; inhalation, ingestion or contact (skin, eyes) with vapors, dusts or substance may cause severe injury, burns or death. Contact with molten substance may cause severe burns to skin and eyes. Reaction with water or moist air will release toxic, corrosive or flammable gases. Reaction with water may generate much heat that will increase the concentration of fumes in the air. Fire will produce irritating, corrosive and/or toxic gases. Runoff from fire control or dilution water may be corrosive and/or toxic and cause pollution.

Fire Hazard

Combustible material: may burn but does not ignite readily. Substance will react with water (some violently) releasing flammable, toxic or corrosive gases and runoff. When heated, vapors may form explosive mixtures with air: indoors, outdoors and sewers explosion hazards. Most vapors are heavier than air. They will spread along ground and collect in low or confined areas (sewers, basements, tanks). Vapors may travel to source of ignition and flash back. Contact with metals may evolve flammable hydrogen gas. Containers may explode when heated or if contaminated with water.

Safety Profile

Questionable carcinogen with experimental tumorigenic data. Moderately toxic by ingestion, inhalation, and skin contact. Corrosive to the skin, eyes, and mucous membranes. Combustible when exposed to heat or flame. When heated to decomposition it emits toxic fumes of Cl-. See also CHLORIDES.

79-01-6
79-36-7
Synthesis of Dichloroacetyl chloride from Trichloroethylene
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View Lastest Price from Dichloroacetyl chloride manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Dichloroacetyl chloride pictures 2026-09-02 Dichloroacetyl chloride
79-36-7
$1.00-50.00 1KG 99% Henan Fengda Chemical Co., Ltd
Isoamyl acetate  pictures 2026-05-28 Isoamyl acetate
79-36-7
$10.70 10kg 99% 10000kg Hebei Chuanghai Biotechnology Co,.LTD
Dichloroacetyl chloride pictures 2026-03-20 Dichloroacetyl chloride
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$9.90 1KG 99% 5tons Hebei Chuanghai Biotechnology Co., Ltd
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