【発明の名称】Δ9(11)-ステロイド化合物の新製造法

Title:

【発明の名称】Δ9(11)-ステロイド化合物の新製造法

Document Type and Number:

Japanese Patent JP3340514

Kind Code:

B2

Abstract:

The subject of the invention is a process for the preparation of the compound of formula (I): characterised in that the corresponding 9 alpha -OH compound is treated with chlorosulphonic acid in an organic solvent.

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Inventors:

Jean Buandia
Patrick Roussel
Michelle Viva

Application Number:

JP16981093A

Publication Date:

November 05, 2002

Filing Date:

June 17, 1993

Export Citation:

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Assignee:

Aventis Pharma Societe Anonym

International Classes:

C07J41/00; C07J75/00; C07J3/00; (IPC1-7): C07J75/00; C07J3/00

Domestic Patent References:

JP6413098A
JP53127455A
JP1500907A

Attorney, Agent or Firm:

Motohiro Kurauchi (1 outside)

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