PROCESS FOR THE PRODUCTION OF 2-OXA-3-ONE ANDROSTANE DERIVATIVES

Title:

PROCESS FOR THE PRODUCTION OF 2-OXA-3-ONE ANDROSTANE DERIVATIVES

Document Type and Number:

WIPO Patent Application WO2004074305

Kind Code:

A3

Abstract:

The present invention relates to processes for the production of 2-oxa-3-one androstane derivatives. The processes comprise reacting a 3-one androstane derivative with ozone to form a 2-oxa-3-one androstane derivative.

Inventors:

PONDER GARRATT W (US)

Application Number:

PCT/US2004/004548

Publication Date:

February 17, 2005

Filing Date:

February 13, 2004

Export Citation:

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Assignee:

BARR LAB INC (US)
PONDER GARRATT W (US)

International Classes:

C07D311/78; C07D493/00; C07J; (IPC1-7): C07D493/00

Foreign References:

US6583298B1

2003-06-24

Other References: