CAS Registry Number

CAS 74-88-4 — Iodomethane

Iodomethane (methyl iodide) is a volatile organic halide widely used as a methylating agent in organic synthesis, pharmaceutical research, and analytical chemistry, including GC derivatization. It is a colorless liquid with a strong, unpleasant odor, highly toxic and flammable. CAS 74-88-4 | Molecular formula CH3I | Molecular weight 141.94 g/mol | Storage at 2–8°C in a cool, well-ventilated area with proper containment. Signal word: Danger (Hazardous to the aquatic environment, toxic if inhaled/swallowed, may cause organ damage). Molekula supplies Iodomethane from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Also known as: Iodomethane 2M in tert-butyl methyl ether