Substituted dihydro 3-halo-1H-pyrazole-5-carboxylates their...

Details Substituted dihydro 3-halo-1H-pyrazole-5-carboxylates their... Substituted dihydro 3-halo-1H-pyrazole-5-carboxylates their...

2008-07-22

2008-07-22

Saeed, Kamal (Department: 1626)

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C514S326000

Reexamination Certificate

active

07402676

ABSTRACT:
This invention relates to a compound of Formula I, a method for its preparation and its use in the preparation of a compound of Formula IIwherein R1, R2, R3, X and n are as defined in the disclosure.This invention also discloses preparation of compounds of Formula IIIwherein R1, R2, R6, R7, R8and n are as defined in the disclosure.Also disclosed are certain intermediates of Formula 4 for the preparation of compounds of Formula Iwherein X is N and R2, R3and n are as defined in the disclosure.

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