Global patent index - EP 0998447 A1

EP 0998447 A1 2000-05-10 - TAMOXIFEN AND ANALOGUES THEREOF

Title (en)

TAMOXIFEN AND ANALOGUES THEREOF

Title (de)

TAMOXIFEN UND ANALOGEN

Title (fr)

TAMOXIFENE ET SES ANALOGUES

Publication

EP 0998447 A1 (EN)

Application

EP 98935177 A

Priority

  • GB 9802171 W
  • GB 9715479 A

Abstract (en)

[origin: GB2327673A] A method of preparing a first geometric isomer of tamoxifen or an analogue comprises allowing the first isomer to crystallise in hexanol and the product thereof to crystallise in methanol and then derivatising the product of the methanol crystallisation to prepare said first isomer in very high purity.

IPC 1-7 (main, further and additional classification)

C07C 213/10; C07C 217/18

IPC 8 full level (invention and additional information)

C07C 213/10 (2006.01); C07C 217/18 (2006.01)

CPC (invention and additional information)

C07C 213/10 (2013.01)

Citation (search report)

See references of WO 9905088A1

Designated contracting state (EPC)

AT BE CH DE DK FI FR GB IE IT LI LU NL PT SE

EPO simple patent family

GB 2327673 A 19990203; GB 2327673 B 20020327; GB 9815904 D0 19980916; AU 8452998 A 19990216; CA 2297246 A1 19990204; EP 0998447 A1 20000510; GB 9715479 D0 19971001; HU 0002807 A2 20011128; HU 0002807 A3 20020128; JP 2001510819 A 20010807; NO 20000329 A 20000323; NO 20000329 D0 20000121; NO 316376 B1 20040119; WO 9905088 A1 19990204

INPADOC legal status

2006-01-25 [18D] DEEMED TO BE WITHDRAWN

- Ref Legal Event Code: 18D

- Effective date: 20050719

2001-07-11 [17Q] FIRST EXAMINATION REPORT

- Ref Legal Event Code: 17Q

- Effective date: 20010522

2000-05-10 [17P] REQUEST FOR EXAMINATION FILED

- Ref Legal Event Code: 17P

- Effective date: 20000131

2000-05-10 [AK] DESIGNATED CONTRACTING STATES:

- Ref Legal Event Code: AK

- Designated State(s): AT BE CH DE DK FI FR GB IE IT LI LU NL PT SE