Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Reexamination Certificate
2006-11-14
2008-12-09
Desai, Rita J (Department: 1625)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
C546S211000
Reexamination Certificate
active
07462632
ABSTRACT:
A process for the preparation of for the preparation of N-piperidino-5-(4-chlorophenyl)-1-(2,4-dichlorophenyl)-4-methylpyrazole-3-carboxamide and of its salts, wherein 1,5-dibromopentane is reacted with a compound of formula (IIIa)in the presence of Na2CO3in acetonitrile heated at reflux.
REFERENCES:
patent: 5462960 (1995-10-01), Barth et al.
patent: 0656354 (1997-06-01), None
Daumas Marc
Dlubala Alain
Sole Raphael
Vayron Philippe
Desai Rita J
Gupta Balaram
Mabry John
Sanofi-Aventis
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