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Priority claimed from US07/490,213external-prioritypatent/US5043439A/en
Application filed by Bristol-Myers Squibb Co.filedCriticalBristol-Myers Squibb Co.
Publication of YU41491ApublicationCriticalpatent/YU41491A/en
ORGANOBAKARNI POSTUPAK ZA DOBIJANJE CEFPROZILA, cefalosporinski intermedijari, koji poseduju zamenjivu organo-foniloksi ili heterociklotio grupu u položaju 3, podvrgavaju se postupku alkilovanja ugljenika sa organobakarnim reagensom, dajući 3-ugljovodonik supstituisane cefalosporinske antibiotike.ORGANOCOPHERAL PROCESS FOR PREPARATION OF CEFPROZIL, cephalosporin intermediates having a substituted organo-phonyloxy or heterocyclothio group in position 3 are subjected to a carbon alkylation process with an organocopper reagent to give a 3-hydrocarbon substituted antibiotic cephalosporin.
YU41491A1990-03-081991-03-08
ORGANOCOPPER PROCEDURE FOR OBTAINING CEFPROZIL
YU41491A
(en)