Chlorodimethylsilane

Merck S.A

Revision date : 2025-10-07

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GHS02 GHS06
Health risk rating 4
Safety risk rating 4
Environmental risk rating 1

General Information

Version

6.4

Revision date

2025-10-07

Product name

Chlorodimethylsilane

CAS No.

1066-35-9

REACH No

A

Emergency telephone

+56 2 2581 4934

Icons in SDS

GHS02 GHS06

Company Information

company name

Merck S.A

e-mail address of the competent person responsible for the Safety Data Sheet

atencionclientes@merckgroup.com

GHS Information

Signal word

Danger

Hazard Codes

Hazard statements (CLP)

H224, H261, H314, H331

Hazard statements

Code

Statements

H224

Extremely flammable liquid and vapour

Section 2

SECTION 2: Hazards identification

2.1 Classification of the substance or mixture

Flammable liquids, (Category 1) H224: Extremely flammable liquid and vapour. Substances and mixtures, which H261: In contact with water releases in contact with water, emit flammable gases. flammable gases, (Category 3) Acute toxicity, (Category 3) H331: Toxic if inhaled. Skin corrosion, (Sub-category H314: Causes severe skin burns and eye 1A) damage.

Signal word

Danger Danger

Hazard statements

H224 Extremely flammable liquid and vapour. H261 In contact with water releases flammable gases. H314 Causes severe skin burns and eye damage. H331 Toxic if inhaled. H224 Extremely flammable liquid and vapour. H331 Toxic if inhaled. H314 Causes severe skin burns and eye damage.

Precautionary statements

P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. P231 + P232 Handle and store contents under inert gas. Protect from moisture. P233 Keep container tightly closed. 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. P305 + P351 + P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. P233 Keep container tightly closed. 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. P305 + P351 + P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Supplemental label elements

EUH014 Reacts violently with water. EUH071 Corrosive to the respiratory tract. Reduced Labelling (<= 125 ml) EUH014 Reacts violently with water. EUH071 Corrosive to the respiratory tract.

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.

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