Efficient synthesis of 4,5-dihydro-pyrazolo[3,4-c]pyrid-2-ones

Details Efficient synthesis of 4,5-dihydro-pyrazolo[3,4-c]pyrid-2-ones Efficient synthesis of 4,5-dihydro-pyrazolo[3,4-c]pyrid-2-ones

2007-08-15

2009-08-25

Seaman, D. Margaret (Department: 1625)

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

Reexamination Certificate

active

07579472

ABSTRACT:
A novel process and intermediates thereof for making 4,5-dihydro-pyrazolo[3,4-c]pyrid-2-ones of the type shown below from appropriate phenyl hydrazines is described.These compounds can be useful as factor Xa inhibitors.

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