General Information
Version
8
Revision date
2026-07-20
Product name
(Trimethylsilyl)diazomethane, ca. 2M solution in diethylether
supplier name
Fisher Scientific UK
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 UK
e-mail address of the competent person responsible for the Safety Data Sheet
begel.sdsdesk@thermofisher.com
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H224, H302, H330, H336, H350
Hazard statements
Code
Statements
H224
Extremely flammable liquid and vapour
Section 2
SECTION 2: Hazards identification
Physical State
Appearance/Odor
Liquid No information available Emergency Overview Extremely flammable liquid and vapor. Harmful if swallowed. Fatal if inhaled. May cause drowsiness and dizziness. May cause cancer. May form explosive peroxides. Repeated exposure may cause skin dryness or cracking. Classification of the substance or mixture Flammable liquids Category 1 Acute Oral Toxicity Category 4 Acute Inhalation Toxicity - Vapors Category 2 Carcinogenicity Category 1B Specific target organ toxicity - (single exposure) Category 3 Label Elements
Signal word
Danger Hazard Statements H224 - Extremely flammable liquid and vapor H302 - Harmful if swallowed H330 - Fatal if inhaled H336 - May cause drowsiness or dizziness 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 P240 - Ground and bond container and receiving equipment P242 - Use non-sparking tools P243 - Take action to prevent static discharges P260 - Do not breathe dust/fume/gas/mist/vapors/spray P264 - Wash face, hands and any exposed skin thoroughly after handling P270 - Do not eat, drink or smoke when using this product P271 - Use only outdoors or in a well-ventilated area P284 - Wear respiratory protection P280 - Wear protective gloves/protective clothing/eye protection/face protection
Response
P303 + P361 + P353 - IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower P304 + P340 - IF INHALED: Remove person to fresh air and keep comfortable for breathing P310 - Immediately call a POISON CENTER or doctor P330 - Rinse mouth P370 + P378 - In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish
Storage
P403 + P233 - Store in a well-ventilated place. Keep container tightly closed P405 - Store locked up
Disposal
P501 - Dispose of contents/ container to an approved waste disposal plant
Other physicochemical hazards
Extremely flammable. Vapors may cause flash fire or explosion. May form explosive peroxides.
Health hazards
Harmful if swallowed. Fatal if inhaled. May cause drowsiness or dizziness. May cause cancer.
Environmental hazards
Contains no substances known to be hazardous to the environment or not degradable in waste water treatment plants. . Toxic to terrestrial vertebrates. This product does not contain any known or suspected endocrine disruptors.
2.1 Classification of the substance or mixture
Category 1 Acute Oral Toxicity Category 4 Acute Inhalation Toxicity - Vapors Category 2 Carcinogenicity Category 1B Specific target organ toxicity - (single exposure) Category 3