REGIOSPECIFIC PROCESS FOR THE PREPARATION OF 4-[1- (4-CYANOPHENYL)-1-(1,2,4-TRIAZOL-1-YL)METHYL]BENZONITRILE

Title:

REGIOSPECIFIC PROCESS FOR THE PREPARATION OF 4-[1- (4-CYANOPHENYL)-1-(1,2,4-TRIAZOL-1-YL)METHYL]BENZONITRILE

Document Type and Number:

WIPO Patent Application WO2004076409

Kind Code:

A3

Abstract:

A regiospecific process for the preparation of 4-[1-(4-cyanophenyl)-1-(1,2,4-triazol-1-yl)methyl]benzonitrile comprising reacting 4-halomethylbenzonitrile with 4-amino-1,2,4-triazole followed by deamination and reaction with 4-fluorobenzonitrile.

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Inventors:

PATEL HETALKUMAR VIRENDRABHAI (IN)
JANI RAJA JYOTIR (IN)
THENNATI RAJAMANNAR (IN)

Application Number:

PCT/IN2004/000036

Publication Date:

November 04, 2004

Filing Date:

February 05, 2004

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Assignee:

SUN PHARMACEUTICAL IND LTD (IN)
PATEL HETALKUMAR VIRENDRABHAI (IN)
JANI RAJA JYOTIR (IN)
THENNATI RAJAMANNAR (IN)

International Classes:

C07D249/08; (IPC1-7): C07D249/08

Foreign References:

US4978672A

1990-12-18

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