FORFARANDE FOR FRAMSTELLNING AV CYSTEINDERIVAT MED SLEMLOSANDE VERKAN

摘要

This invention relates to the compounds: N-(mercaptoacy)-cysteine represented by the following formula wherein Z is selected from the group consisting of CH3-CH<, (CH3)2C<, (CH2)2< and CH2<, acting as agents for the liquefaction of sputum, intermediate therefor and a process for manufacture thereof.