EP 0970065 A1 2000-01-12 - ANTIBIOTICS AND PROCESS FOR PREPARATION
ANTIBIOTICS AND PROCESS FOR PREPARATION
ANTIBIOTIKA UND VERFAHREN ZU IHRER HERSTELLUNG
ANTIBIOTIQUES ET LEUR PROCEDE DE PREPARATION
US 9722012 W
[origin: WO9928308A1] A group of reagents, as diisocyanates, dianhydrides, diacidchlorides, diepoxides, carbodiimides and the like are utilized to link a wide variety of antibiotic moieties, reacted two at a time with said reagents, the said antibiotic moieties containing groups reactive with the linking reagents as carboxylic acid, alcohol, primary amine, and secondary amine functional groups, said functional groups being present as singularities or as multiplicities, products being readily purified using chromatographic techniques, and said products of above reactions being valuable for the treatment of microbial infections of man and animals.
IPC 8 full level
Designated contracting state (EPC)