General Information
Version
1.1
Revision date
2025-10-26
Product name
Methyl Acetoacetate
CAS No.
105-45-3
Emergency telephone
+81-3-5640-8878, +81-3-5640-8902
Icons in SDS
Company Information
company name
TOKYO CHEMICAL INDUSTRY CO., LTD
e-mail address of the competent person responsible for the Safety Data Sheet
globalbusiness@tcichemicals.com
GHS Information
Signal word
Warning
Hazard Codes
Hazard statements (CLP)
H227, H319, H336, H341
Hazard statements
Code
Statements
H227
Combustible liquid
Section 2
SECTION 2: Hazards identification
GHS Classification GHS Classification Flammable liquids Category 4 Serious eye damage/eye irritation Category 2A Germ cell mutagenicity Category 2 Specific target organ toxicity - Category 3 (Narcotic effects) single exposure
Signal word
Warning
Hazard statements
Combustible liquid. Causes serious eye irritation. May cause drowsiness or dizziness. Suspected of causing genetic defects.
Prevention
Obtain special instructions before use. Do not handle until all safety precautions have been read and under- stood. Keep away from heat/ sparks/ open flames/ hot surfaces. No smoking. Avoid breathing dust/ fume/ gas/ mist/ vapors/ spray. Wash skin thoroughly after handling. Use only outdoors or in a well-ventilated area. Wear protective gloves/ protective clothing/ eye protection/ face pro- tection.
Response
IF INHALED: Remove person to fresh air and keep comfortable for breathing. Call a POISON CENTER/ doctor if you feel unwell. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF exposed or concerned: Get medical advice/ attention. If eye irritation persists: Get medical advice/ attention. In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish.
Storage
Store in a well-ventilated place. Keep container tightly closed. Store in a well-ventilated place. Keep cool. Store locked up.
Disposal
Dispose of contents/ container to an approved waste disposal plant.
Other hazards which do not result in classification
No data available
2.1 Classification of the substance or mixture
Flammable liquids : Category 4 Serious eye damage/eye irritation : Category 2A Germ cell mutagenicity : Category 2 Specific target organ toxicity - : Category 3 (Narcotic effects) single exposure