MANUFACTURE OF CHEMICAL INTERMEDIATE

Title:

MANUFACTURE OF CHEMICAL INTERMEDIATE

Document Type and Number:

Japanese Patent JPS58208264

Kind Code:

A

Abstract:

A novel process is provided which produces intermediates useful in the regiospecific synthesis of benzimidazole antiviral agents. The process comprises reacting a 3-fluoro-4-nitrobenzophenone with an anion of a sulfonamide to yield a 3-substitutedsulfonylamino-4-nitrobenzophenone. Novel intermediates are also disclosed.

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Inventors:

SAMUERU JIEI DOMINIANI

Application Number:

JP7602483A

Publication Date:

December 03, 1983

Filing Date:

April 28, 1983

Export Citation:

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Assignee:

LILLY CO ELI

International Classes:

C07C67/00; C07C301/00; C07C303/40; C07C311/00; C07D235/30; C07D295/22; (IPC1-7): C07C143/72; C07C161/00; C07D235/30

Attorney, Agent or Firm:

Mitsutaka Iwasaki

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