Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate
2007-06-26
2007-06-26
Qazi, Sabiha N. (Department: 1616)
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate
active
10392833
ABSTRACT:
The present invention involves intermediates, including a 7α-substituted steroid (II),and processes which are used to prepare eplerenone, a useful pharmaceutical agent.
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Havens Jeffrey L.
Mackey Sonja S.
Padilla Amphlett Greg
Pearlman Bruce Allen
Wu Haifeng
Ashbrook Charles
Pharmacia & UpJohn Company
Qazi Sabiha N.
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