General Information
Version
7.3
Revision date
2026-01-13
Product name
Diethylzinc
CAS No.
557-20-0
Emergency telephone
+44 (0)870 8200418
Icons in SDS
Company Information
company name
Merck Life Science UK Limited
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)
H250, H260, H314, H318, H400, H410
Hazard statements
Code
Statements
H250
Catches fire spontaneously if exposed to air
Section 2
SECTION 2: Hazards identification
Labelling according Regulation (EC) No 1272/2008 as amended by GB-CLP Classification of the substance or mixture
Signal word
Danger Danger
Hazard statements
H250 Catches fire spontaneously if exposed to air. H260 In contact with water releases flammable gases which may ignite spontaneously. H314 Causes severe skin burns and eye damage. H410 Very toxic to aquatic life with long lasting effects. H250 Catches fire spontaneously if exposed to air. H314 Causes severe skin burns and eye damage.
Precautionary statements
P231 + P232 Handle and store contents under inert gas. Protect from moisture. P273 Avoid release to the environment. 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. P370 + P378 In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish. P231 + P232 Handle and store contents under inert gas. Protect from moisture. 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. P370 + P378 In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish.
Supplemental label elements
EUH014 Reacts violently with water. Reduced Labelling (<= 125 ml) EUH014 Reacts violently with water.
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 according to Regulation (EC) No 1272/2008 as amended by GB-CLP Regulation, UK SI 2019/720, and UK SI 2020/1567 Pyrophoric liquids, (Category 1) H250: Catches fire spontaneously if exposed to air. Substances and mixtures, which H260: In contact with water releases in contact with water, emit flammable gases which may ignite flammable gases, (Category 1) spontaneously. Skin corrosion, (Sub-category H314: Causes severe skin burns and eye 1B) damage. Serious eye damage, (Category H318: Causes serious eye damage. 1) Short-term (acute) aquatic H400: Very toxic to aquatic life. hazard, (Category 1) Long-term (chronic) aquatic H410: Very toxic to aquatic life with long hazard, (Category 1) lasting effects.