Patent · US Expired

1-N-alkyl-aminoglycoside-XK-88 derivatives and methods for their manufacture

US4002608A · kind A · utility

13Cited by
1References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 4, 1975
Grant dateJan 11, 1977
Priority date
Expiry dateNov 4, 1995

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07H15/234
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

1-N-Alkyl-Aminoglycoside-XK-88 derivatives, valuable as antibacterial agents, are prepared by the reaction of an acid addition salt of the corresponding 1-N-unsubstituted-Aminoglycoside-XK-88 antibacterial derivative or of a 2"-N-alkanoyl-Aminoglycoside-XK-88-5 derivative in an inert solvent, preferably a protic solvent containing water, with one equivalent of a hydride-donor reducing agent and with at least one equivalent of an aldehyde. The 2"-N-alkanoyl-Aminoglycoside-XK-88-5 intermediates are prepared by the reaction of a partially neutralized acid addition salt of Aminoglycoside-XK-88-5 with an acylating agent, and isolating the 2"-N-alkanoyl-Aminoglycoside-XK-88-5.

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