A process for preparing a 2-of-fortimicin soxi b2 ao-substituted.

摘要

Disclosed are 2-deoxy-2-substituted fortimicin A and B derivatives represented by the formula IMAGE wherein R is hydrogen glycyl, beta -alanyl, acetyl, or beta -amino lower alkyl, R1 is hydrogen, amino, azido, halo, glycylamido, beta -alanyl amido or 2-O-methanesulfonyl and R2 is hydrogen or halo and their pharmaceutically acceptable salts. The compounds are active antibacterial agents.