Patent · US Expired

Desamino-aminopterin and -methotrexate

US4956461A · kind A · utility

2Cited by
2References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 24, 1989
Grant dateSep 11, 1990
Priority date
Expiry dateAug 24, 2009

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P35/00
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A compound having the structure ##STR1## in which R.sub.1 is hydrogen or a lower alkyl group and R.sub.2 is hydrogen or methyl.

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