Substituted 1 H -dihydropyrazoles, their preparation and use

Details Substituted 1 H -dihydropyrazoles, their preparation and use Substituted 1 H -dihydropyrazoles, their preparation and use

2006-05-02

2006-05-02

Desai, Rita (Department: 1625)

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C546S268400, C514S336000

Reexamination Certificate

active

07038057

ABSTRACT:
This invention provides compounds of Formula (I), methods for their preparation and use for preparing compounds of Formula (II) wherein R1, R2, R3, R5, R6, X and n are as defined in the disclosure. This invention also discloses preparation of compounds of Formula (III) wherein R1, R2, R7, R8, R9and n are as defined in the disclosure. This invention also pertains to certain compounds of Formula 4 and 6 used to prepare compounds of Formula (I), wherein R1, R2, R5, X and n are as defined in the disclosure

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