General Information
Version
7.2
Revision date
2025-12-23
Product name
Chloroacetyl chloride
CAS No.
79-04-9
REACH No
A
Emergency telephone
+(47)-22591300, +(47)-21930678
Icons in SDS
Company Information
company name
Merck Life Science AS
e-mail address of the competent person responsible for the Safety Data Sheet
TechnicalService@merckgroup.com
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H301, H301+H311+H331, H311, H314, H318, H331, H372, H400
Hazard statements
Code
Statements
H301
Toxic if swallowed
Section 2
SECTION 2: Hazards identification
Regulation (EC) No. 1272/2008 Classification of the substance or mixture
Signal word
Danger Danger
Hazard statements
H301 + H311 + H331 Toxic if swallowed, in contact with skin or if inhaled. H314 Causes severe skin burns and eye damage. H372 Causes damage to organs (Lungs) through prolonged or repeated exposure. H400 Very toxic to aquatic life. EUH029 Contact with water liberates toxic gas. H372 Causes damage to organs through prolonged or repeated exposure. H314 Causes severe skin burns and eye damage. H301 + H311 + H331 Toxic if swallowed, in contact with skin or if inhaled.
Supplemental label elements
EUH014 Reacts violently with water. EUH014 Reacts violently with water. EUH029 Contact with water liberates toxic gas.
Precautionary statements
P273 Avoid release to the environment. P280 Wear protective gloves/ protective clothing/ eye protection/ face protection. P280 Wear protective gloves/ protective clothing/ eye protection/ face protection. P303 + P361 + P353 IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water. P304 + P340 + P310 IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immediately call a POISON CENTER/ doctor. P305 + P351 + P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P314 Get medical advice/ attention if you feel unwell.
Response
P303 + P361 + P353 IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water. P304 + P340 + P310 IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immediately call a POISON CENTER/ doctor. P305 + P351 + P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P314 Get medical advice/ attention if you feel unwell. Reduced Labelling (<= 125 ml)
2.3 Other hazards
This substance/mixture contains no components considered to be either persistent, bioaccumulative and toxic (PBT), or very persistent and very bioaccumulative (vPvB) at levels of 0.1% or higher.
ECOLOGICAL INFORMATION
The substance/mixture does not contain components considered to have endocrine disrupting properties according to REACH Article 57(f) or Commission Delegated regulation (EU) 2017/2100 or Commission Regulation (EU) 2018/605 at levels of 0.1% or higher.
TOXICOLOGICAL INFORMATION
The substance/mixture does not contain components considered to have endocrine disrupting properties according to REACH Article 57(f) or Commission Delegated regulation (EU) 2017/2100 or Commission Regulation (EU) 2018/605 at levels of 0.1% or higher.
2.1 Classification of the substance or mixture
Classification (REGULATION (EC) No 1272/2008) Acute toxicity, Category 3 H301: Toxic if swallowed. Acute toxicity, Category 3 H331: Toxic if inhaled. Acute toxicity, Category 3 H311: Toxic in contact with skin. Skin corrosion, Sub-category 1A H314: Causes severe skin burns and eye damage. Serious eye damage, Category 1 H318: Causes serious eye damage. Specific target organ toxicity - H372: Causes damage to organs through repeated exposure, Category 1, prolonged or repeated exposure. Lungs Short-term (acute) aquatic hazard, H400: Very toxic to aquatic life.