Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent
1989-06-23
1992-01-07
Gerstl, Robert
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
548195, 548196, C07D27740, C07D27746
Patent
active
050793691
ABSTRACT:
The compound of the formula: ##STR1## wherein R.sup.2 is carboxy(lower)alkyl or protected carboxy(lower)alkyl, and R.sup.6 is amino or protected amino, or its reactive derivative at the carboxy group effective for transforming the carboxy group into a reactive N-acylating group, or a salt thereof.
REFERENCES:
patent: 4871860 (1989-10-01), Takaya
patent: 4923998 (1990-05-01), Takaya
Kochi Hiromu
Masugi Takashi
Takasugi Hisashi
Takaya Takao
Fujisawa Pharmaceutical Company, Ltd.
Gerstl Robert
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