CAS Registry Number

CAS 112-55-0 — 1-Dodecanethiol

1-Dodecanethiol is a straight-chain alkanethiol with a sulfhydryl group, widely used as a capping agent in nanotechnology, a ligand in gold nanoparticle synthesis, and a reagent in organic synthesis for sulfur-containing compound production. It appears as a colorless to pale yellow liquid with a strong odor, soluble in organic solvents but immiscible with water. CAS 112-55-0, molecular formula C12H26S, molecular weight 202.3998. Store at ambient temperatures in a tightly sealed container under an inert atmosphere to prevent oxidation. No signal word required under standard handling. Molekula supplies 1-Dodecanethiol from research to bulk quantities with full documentation and ISO 9001:2015 traceability.