General Information
Version
6
Revision date
2025-12-19
Product name
Methylcyclopentadiene dimer
Product Synonyms
4,7-Methano-1H-indene, 3a,4,7,7a-tetrahydrodimethyl-; Bis(methylcyclopentadiene); 3a,4,
CAS No.
26472-00-4
Emergency telephone
001-800-227-6701, +32 14 57 52 11, 001-201-796-7100, +32 14 57 52 99, 001-800-424-9300, 001-703-527-3887
Icons in SDS
Company Information
company name
Fisher Scientific Company
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H226, H304, H315, H319, H332, H340, H350
Hazard statements
Code
Statements
H226
Flammable liquid and vapour
Section 2
SECTION 2: Hazards identification
(29 CFR 1910.1200) Classification
Signal word
Danger
Hazard statements
Flammable liquid and vapor May be fatal if swallowed and enters airways Causes skin irritation Causes serious eye irritation Harmful if inhaled May cause genetic defects May cause cancer
Prevention
Obtain special instructions before use Do not handle until all safety precautions have been read and understood Avoid breathing dust/fume/gas/mist/vapors/spray Use only outdoors or in a well-ventilated area Wash face, hands and any exposed skin thoroughly after handling Wear eye/face protection Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking Keep container tightly closed Ground and bond container and receiving equipment Use explosion-proof electrical/ventilating/lighting equipment Wear protective gloves/protective clothing/eye protection/face protection Take action to prevent static discharges Use non-sparking tools
Response
IF exposed or concerned: Get medical attention/advice Inhalation IF INHALED: Remove person to fresh air and keep comfortable for breathing Skin If skin irritation occurs: Get medical advice/attention IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower Take off contaminated clothing and wash before reuse Eyes IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing If eye irritation persists: Get medical advice/attention Ingestion IF SWALLOWED: Immediately call a POISON CENTER or doctor Do NOT induce vomiting Fire In case of fire: Use CO2, dry chemical, or foam to extinguish
Storage
Store locked up Store in a well-ventilated place. Keep cool
Disposal
Dispose of contents/container to an approved waste disposal plant
2.3 Other hazards
Very toxic to aquatic life with long lasting effects
2.1 Classification of the substance or mixture
Category 3 Acute Inhalation Toxicity - Vapors Category 4 Skin Corrosion/Irritation Category 2 Serious Eye Damage/Eye Irritation Category 2 Germ Cell Mutagenicity Category 1B Carcinogenicity Category 1A Aspiration Toxicity Category 1 Label Elements
