Patent · US Expired

Process for 6-(aminomethyl)penicillanic acid 1,1-dioxide and derivatives thereof

US4502990A · kind A · utility

2Cited by
5References
20Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 6, 1983
Grant dateMar 5, 1985
Priority date
Expiry dateJun 6, 2003

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P31/04
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process for the preparation of beta-lactamase inhibiting 6-alpha-(aminomethyl)penicillanic acid 1,1-dioxide and derivatives. R- and S-1-(ethoxycarbonyloxy)ethyl 6-alpha-(aminomethyl)penicillanate 1,1-dioxide are specifically described.

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