Organic compounds -- part of the class 532-570 series – Organic compounds – Chalcogen in the nitrogen containing substituent
Patent
1981-10-30
1983-08-23
Coughlan, Jr., Paul M.
Organic compounds -- part of the class 532-570 series
Organic compounds
Chalcogen in the nitrogen containing substituent
C07D50112
Patent
active
044005032
ABSTRACT:
Crystalline cephalosporin hydrochloride salt represented by the formula ##STR1## wherein the oxime is in the syn configuration, is a useful pharmaceutical form of, and tool for purification of, the corresponding antibiotic free base; processes for its preparation are provided.
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patent: 4205180 (1980-05-01), Ochiai et al.
patent: 4278671 (1981-07-01), Ochiai et al.
patent: 4298606 (1981-11-01), Ochiai et al.
patent: 4298607 (1981-11-01), Natsugari
Coughlan, Jr. Paul M.
Eli Lilly and Company
Harrison Nancy J.
Whale Arthur R.
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