General Information
Version
10.0
Revision date
2026-04-27
Product name
1,4-Dimethylnaphthalene
CAS No.
571-58-4
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)
H302, H304, H319, H400, H412
Hazard statements
Code
Statements
H302
Harmful if swallowed
Section 2
SECTION 2: Hazards identification
Aspiration hazard
Category 1 Short-term (acute) Category 1 aquatic hazard Long-term (chronic) Category 3 aquatic hazard Other hazards None known
Signal word
Danger
Hazard statements
H302 Harmful if swallowed. H304 May be fatal if swallowed and enters airways. H319 Causes serious eye irritation. H400 Very toxic to aquatic life. H412 Harmful to aquatic life with long lasting effects.
Prevention
P264 Wash skin thoroughly after handling. P270 Do not eat, drink or smoke when using this product. P273 Avoid release to the environment. P280 Wear eye protection/ face protection.
Response
P301 + P310 IF SWALLOWED: 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. P331 Do NOT induce vomiting. P337 + P313 If eye irritation persists: Get medical advice/ attention. P391 Collect spillage.
Storage
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 Acute toxicity (Oral) : Category 4 Eye irritation : Category 2A Aspiration hazard : Category 1 Short-term (acute) : Category 1 aquatic hazard Long-term (chronic) : Category 3 aquatic hazard Other hazards
