General Information
Version
7.2
Revision date
2026-01-13
Product name
Diethylzinc
CAS No.
557-20-0
1.2.1 Relevant identified uses
Laboratory chemicals, Synthesis of substances
1.2.2. Uses advised against
The product is being supplied under the TSCA R&D Exemption
Emergency telephone
800-424-9300, +1-703- 527-3887
Icons in SDS
Company Information
company name
Sigma-Aldrich Inc
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H250, H260, H314, H410
Hazard statements
Code
Statements
H250
Catches fire spontaneously if exposed to air
Section 2
SECTION 2: Hazards identification
Long term hazards
Category 1 aquatic hazard
2.3 Other hazards
Reacts violently with water.
Signal word
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.
Prevention
P210 Keep away from heat/ sparks/ open flames/ hot surfaces. No smoking. P222 Do not allow contact with air. P223 Do not allow contact with water. P231 + P232 Handle under inert gas. Protect from moisture. P264 Wash skin thoroughly after handling. P273 Avoid release to the environment. P280 Wear protective gloves/ protective clothing/ eye protection/ face protection.
Response
P301 + P330 + P331 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. P302 + P334 IF ON SKIN: Immerse in cool water/ wrap in wet bandages. P303 + P361 + P353 IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/ shower. P304 + P340 + P310 IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immediately call a POISON CENTER/ doctor. P305 + P351 + P338 + P310 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a POISON CENTER/ doctor. P335 + P334 Brush off loose particles from skin. Immerse in cool water/ wrap in wet bandages. P363 Wash contaminated clothing before reuse. P370 + P378 In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish. P391 Collect spillage.
Storage
P402 + P404 Store in a dry place. Store in a closed container. P405 Store locked up. P422 Store contents under inert gas.
Disposal
P501 Dispose of contents/ container to an approved waste disposal plant.
2.1 Classification of the substance or mixture
(29 CFR 1910.1200) Hazards for the product as supplied Pyrophoric liquids : Category 1 Chemicals which, in : Category 1 contact with water, emit flammable gases Skin corrosion : Category 1B Serious eye damage : Category 1 Short-term (acute) : Category 1 aquatic hazard Long-term (chronic) : Category 1 aquatic hazard Other hazards Reacts violently with water.
