Patent · US Expired

Synthesis of tryptophans

US4073795A · kind A · utility

8Cited by
1References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 22, 1976
Grant dateFeb 14, 1978
Priority date
Expiry dateJun 22, 1996

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D209/12
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The preparation of racemic and optically pure tryptophans is described. The D-enantiomers of the 6-substituted compounds possess a potent sweetening capability. Novel intermediates are also disclosed.

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