Patent · US Expired

S-(3-Methyl-2-butenyl)cysteine

US4243679A · kind A · utility

1Cited by
5References
1Claims
0Family size

Inventors

Key dates

Filing dateApr 19, 1979
Grant dateJan 6, 1981
Priority date
Expiry dateApr 19, 1999

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C323/59
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

S-(3-methyl-2-butenyl)cysteine ##STR1## or a pharmaceutically acceptable salt thereof. The compound is an expectorant and can be applied in the form of capsules or dragees, solutions, syrups or suppositories.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.