(19)
(11) EP 1 206 480 A2

(12)

(88) Date of publication A3:
24.01.2002

(43) Date of publication:
22.05.2002 Bulletin 2002/21

(21) Application number: 00964915.3

(22) Date of filing: 23.08.2000
(51) International Patent Classification (IPC)7C07J 1/00
(86) International application number:
PCT/US0023/160
(87) International publication number:
WO 0114/405 (01.03.2001 Gazette 2001/09)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 23.08.1999 US 150293 P

(71) Applicant: EntreMed, Inc.
Rockville, MD 20850 (US)

(72) Inventors:
  • AGOSTON, Gregory, E.
    Gaithersburg, MD 20878 (US)
  • TRESTON, Anthony, M.
    Rockville, MD 20851 (US)
  • SHAH, Jamshed, H.
    Columbia, MD 21045 (US)

(74) Representative: Boulinguiez, Didier et al
Cabinet Plasseraud84, rue d'Amsterdam
75440 Paris Cedex 09
75440 Paris Cedex 09 (FR)

   


(54) METHODS OF OBTAINING 2-METHOXYESTRADIOL OF HIGH PURITY