General Information
Version
6.8
Revision date
2026-08-25
Product name
(R)-(+)-Styrene oxide
CAS No.
20780-53-4
1.2.1 Relevant identified uses
Laboratory chemicals, Synthesis of substances
Emergency telephone
+1 703 527 3887, 1 800 424 9300
Icons in SDS
Company Information
company name
Sigma-Aldrich Inc
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H227, H312, H319, H350
Hazard statements
Code
Statements
H227
Combustible liquid
Section 2
SECTION 2: Hazards identification
Other hazards
None known
Signal word
Danger
Hazard statements
H227 Combustible liquid. H312 Harmful in contact with skin. H319 Causes serious eye irritation. H350 May cause cancer.
Prevention
P201 Obtain special instructions before use. P202 Do not handle until all safety precautions have been read and understood. P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. P264 Wash skin thoroughly after handling. P280 Wear protective gloves/ protective clothing/ eye protection/ face protection.
Response
P302 + P352 + P312 IF ON SKIN: Wash with plenty of water. Call a POISON CENTER/ doctor if you feel unwell. P305 + P351 + P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P308 + P313 IF exposed or concerned: Get medical advice/ attention. P337 + P313 If eye irritation persists: Get medical P370 + P378 In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish.
Storage
P403 Store in a well-ventilated place. P405 Store locked up.
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 Flammable liquids : Category 4 Acute toxicity (Dermal) : Category 4 Eye irritation : Category 2A Carcinogenicity : Category 1B Other hazards
