PROCESS FOR PREPARATION OF 9,11$g(b)-EPOXIDE STEROIDS - Patent 0873352

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EP 0 873 352 A1

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(43)	Date of publication:
	28.10.1998 Bulletin 1998/44

(21)	Application number: 96944777.0

(22)	Date of filing: 18.12.1996

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International Patent Classification (IPC):

C07J 5/ 00^{( . )}
C07J 71/ 00^{( . )}

C07J 7/ 00^{( . )}

(86)	International application number:
	PCT/US1996/019600

(87)	International publication number:
	WO 1997/022616 (26.06.1997 Gazette 1997/27)

(84)	Designated Contracting States:
	AT BE CH DE DK ES FI FR GB GR IE IT LI LU NL PT SE
	Designated Extension States:
	LT LV RO

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Priority:

20.12.1995 US 19950575562

(71)	Applicant: SCHERING CORPORATION
	Kenilworth, New Jersey 07033-0530 (US)

(72)	Inventors:
	FU, Xiaoyong Edison, NJ 08820 (US) THIRUVENGADAM, Tiruvettipuram, K. Edison, NJ 08820 (US) TANN, Chou-Hong Berkeley Heights, NJ 07922 (US)

(74)	Representative: von Kreisler, Alek, Dipl.-Chem., et al
	Patentanwälte, von Kreisler-Selting-Werner, Bahnhofsvorplatz 1 (Deichmannhaus) 50667 Köln 50667 Köln (DE)

(54)	PROCESS FOR PREPARATION OF 9,11$g(b)-EPOXIDE STEROIDS