(19)

(11)

EP 1 070 076 A1

(12)

(43) Date of publication: 24.01.2001 Bulletin 2001/04 (21) Application number: 98914244.3 (22) Date of filing: 16.03.1998

(51) International Patent Classification (IPC)7: C07H 1/06, C07H 19/06, C07H 19/067, C07H 19/073, C07D 239/42, C07D 239/46 (86) International application number: PCT/US9805/121 (87) International publication number: WO 9947/531 (23.09.1999 Gazette 1999/38)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (71) Applicant: Chiral Technologies, Inc. Exton, PA 19341 (US)	(72) Inventor: GEISER, Fiona, O. Glen Mills, PA 19342 (US) (74) Representative: Minoja, Fabrizio, Dr. et al Bianchetti Bracco Minoja S.r.l.Via Rossini, 8 20122 Milano 20122 Milano (IT)