METHOD FOR PREPARING ALPHA-SULFONYL HYDROXAMIC ACID DERIVATIVES - Patent 1252143

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EP 1 252 143 A1

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(43)	Date of publication:
	30.10.2002 Bulletin 2002/44

(21)	Application number: 01905121.8

(22)	Date of filing: 25.01.2001

(51)	International Patent Classification (IPC)⁷: C07D 211/60, C07D 211/66, A61K 31/4462, A61K 31/4465

(86)	International application number:
	PCT/US0102/669

(87)	International publication number:
	WO 0105/5112 (02.08.2001 Gazette 2001/31)

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

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Priority:

27.01.2000 US 492975

(71)	Applicant: American Cyanamid Company
	Madison,New Jersey 07940-0874 (US)

(72)	Inventors:
	SANDANAYAKA, Vincent, Premarana Wesley Hills, NY 10952 (US) ZASK, Arie New York, NY 10128 (US) VENKATESAN, Aranapakam, Mudumbai Rego Park, NY 11374 (US) BAKER, Jannie, Lea Hardeeville, SC 29927 (US) KRISHNAN, Lalitha Suffern, NY 10901 (US) MEGATI, Sreenivasulu New City, NY 10956 (US) ZELDIS, Joseph New City, NY 10956 (US)

(74)	Representative: Talbott, Dawn Jacqueline et al
	Wyeth Pharmaceuticals,Taplow Maidenhead SL6 0PH Maidenhead SL6 0PH (GB)

(54)	METHOD FOR PREPARING ALPHA-SULFONYL HYDROXAMIC ACID DERIVATIVES