Patent · US Expired

Biologically active peptides and compositions, their use

US6153590A · kind A · utility

36Cited by
2References
12Claims
0Family size

Assignees

Inventors

Key dates

Filing dateFeb 2, 1998
Grant dateNov 28, 2000
Priority date
Expiry dateFeb 2, 2018

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K38/00
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Compounds of general formula I ##STR1## wherein: R.sub.1 and R.sub.70 independently represent a hydrogen atom or an optionally substituted alkyl or acyl group; R.sub.2 represents a hydrogen atom or an optionally substituted alkyl or acyl group or is absent when R.sub.6 represents a group --CH.dbd. as hereinafter described; R.sub.73 represents a hydrogen atom or an optional substituent or is absent when R.sub.6 represents a methylene group or a group --CH.dbd. as hereinafter described; Y represents an optional substituent; n represents 0, 1, 2, 3, or 4; R.sub.3 represents a hydrogen atom, or an optionally substituted alkyl group; R.sub.74 represents a hydrogen atom, a hydroxy group or an optionally substituted alkyl or acyl group; R.sub.7 represents a hydrogen atom or an alkyl group; R.sub.75 represents an optionally substituted alkyl group; and i) R.sub.6 and R.sub.71 independently represent a hydrogen atom or an optionally substituted alkyl or acyl group; and R.sub.72 represents a hydrogen atom; or ii) R.sub.71 represents a hydrogen atom or an optionally susbtituted alkyl or acyl group and R.sub.72 represents a hydrogen atom or R.sub.71 and R.sub.72 are joined together such that a…

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