ODORANT FOR NATURAL GAS Russian patent published in 1995 - IPC

FIELD: imparting odor. SUBSTANCE: odorant for natural gas on the basis of alkylmercaptans has a mixture of ethyl-, propyl-, butyl- and amylmercaptans and dialkyldisulfides of the formula RSSR where R C₁-C₅-alkyl at the following ratio of components, wt. -% dialkyldisulfides 5-25; mixture of ethyl-, propyl-, butyl- and amylmercaptans the rest. The source of dialkyldisulfides: gas has the waste of liquefied hydrocarbon gases in the process of oxidative demercaptization of the following composition, wt.-% dimethylsulfide 20-35; diethylsulfide 15-30; methylisopropyldisulfide 0.01-0.1; ethylisopropyldisulfide 0.01-0.1, and methyldisulfide the rest. EFFECT: enhanced quality of odorant. 2 cl, 2 tbl