Patent · US Expired

N-[N-[N-[ N-[N-(5-Oxo-L-prolyl)-L-histidyl]-L-tryptophyl]-L-seryl]-L-tyrosyl]glycin e azide, an intermediate of the releasing agent of luteinizing hormone (LW) and of follicle stimulating hormone (FSH)

US4213895A · kind A · utility

2Cited by
0References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 26, 1979
Grant dateJul 22, 1980
Priority date
Expiry dateMar 26, 1999

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S930/13
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

N-[N-[N-[N-[N-(5-Oxo-L-prolyl)-L-histidyl]-L-tryptophyl]-L-seryl]-L-tyrosyl ]glycine hydrazide trifluoroacetate is converted to N-[N-[N-[N-[N-(5-oxo-L-prolyl)-L-histidyl]-L-tryptophy]-L-seryl]-L-tyrosyl ]glycine azide, a useful intermediate for preparing LH and FSH releasing hormone.

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