Process for the preparation of compositions prepared from...

Details Process for the preparation of compositions prepared from... Process for the preparation of compositions prepared from...

C - Chemistry, Metallurgy

07

D

260/104.1, 260/1

C07D 501/20 (2006.01) C07D 501/59 (2006.01) C07F 9/6539 (2006.01)

Patent

CA 1124232

PRECIS DE LA DIVULGATION: L'invention concerne un nouveau procédé de préparation de dérivés de l'acide 7-amino thiazolyl acétamido céphalo- sporanique qui consiste essentiellement à faire réagir un acide 2-(2-amino 4-thiazolyl) 2-amino acétique substitué ou un sel alcalin ou de base aminée de cet acide avec un dérivé de l'hexaméthylphosphorotriamide, puis à faire réagir le composé obtenu avec un dérivé de l'acide 7-amino céphalosporaniq.e.

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