Patent · US Expired

N.sup..tau. -substituted histidine derivatives

US4772721A · kind A · utility

3Cited by
0References
4Claims
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Assignee

Inventor

Key dates

Filing dateJun 20, 1984
Grant dateSep 20, 1988
Priority date
Expiry dateJun 20, 2004

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07K5/0825
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process is disclosed for the preparation of new N.sup..tau. -substituted histidine derivatives of the general formula ##STR1## According to the process, a histidine derivative of the general formula ##STR2## is reacted with phosgene, and the resultant product is then alkylated and thereafter hydrolyzed with an acid. The products obtained by the process are highly useful for preparation of histidine-analogous proteins and enzymes.

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