NOVEL METHOD AND INTERMEDIATES FOR THE PREPARATION OF 19-NOR-STEROID COMPOUNDS

Title:

NOVEL METHOD AND INTERMEDIATES FOR THE PREPARATION OF 19-NOR-STEROID COMPOUNDS

Document Type and Number:

WIPO Patent Application WO2004096828

Kind Code:

A3

Abstract:

The subject of the invention is a method for preparing compounds of general formula (I): in which A, Z, R3 are as defined in the description, and the intermediate compounds for carrying out this method.

Inventors:

PRAT DENIS
MORATILLE CHRISTIAN
BENEDETTI FRANCOISE
NAIT-BOUDA LAHLOU

Application Number:

PCT/FR2004/001010

Publication Date:

December 29, 2004

Filing Date:

April 27, 2004

Export Citation:

Click for automatic bibliography generation Help

Assignee:

AVENTIS PHARMA SA (FR)

International Classes:

A61K31/566; A61K31/58; A61P19/10; (IPC1-7): C07J1/00; C07J43/00; C07J75/00; A61K31/566; A61K31/58; A61P19/10

Domestic Patent References:

WO2002100880A1	2002-12-19
WO1999067274A1	1999-12-29
WO1999025725A1	1999-05-27
WO1998045316A1	1998-10-15

Foreign References:

FR2640977A2

1990-06-29

Other References:

LARKIN, JOHN PATRICK ET AL: "The synthesis of 17.alpha.-methyl-11.beta.-arylestradiol: large-scale application of the cerium (III)-mediated alkylation of a ketone", ORGANIC PROCESS RESEARCH & DEVELOPMENT, vol. 6, no. 1, 2002, pages 20 - 27, XP002266836

Download PDF:

View/Download PDF PDF Help

Previous Patent: PLANT RETROELEMENTS AND METHODS RELATED THERETO

Next Patent: NOVEL METHOD AND INTERMEDIATES FOR THE PREPARATION OF 19-NOR-STEROIDS-17-HALOGEN COMPOUNDS