Global Patent Index - EP 1064266 A2

EP 1064266 A2 2001-01-03 - METHOD FOR SEPARATING AN AZEPINE DERIVATIVE FROM A MIXTURE CONTAINING AN AMINE AND AN AZEPINE DERIVATIVE

Title (en)

METHOD FOR SEPARATING AN AZEPINE DERIVATIVE FROM A MIXTURE CONTAINING AN AMINE AND AN AZEPINE DERIVATIVE

Title (de)

VERFAHREN ZUR ABTRENNUNG EINES AZEPIN-DERIVATS AUS EINER MISCHUNG ENTHALTEND EIN AMIN UND EIN AZEPIN-DERIVAT

Title (fr)

PROCEDE POUR SEPARER UN DERIVE D'AZEPINE D'UN MELANGE CONTENANT UNE AMINE ET UN DERIVE D'AZEPINE

Publication

EP 1064266 A2 (DE)

Application

EP 99915652 A

Priority

  • DE 19812427 A
  • EP 9901786 W

Abstract (en)

[origin: DE19812427A1] Separation of part or all of an azepine derivative (I), selected from tetrahydroazepine, 2-aminoazepane, N-(2-azepano)-1,6-diaminohexane and N-(2-azepano)-6-aminocapronitrile, from a mixture with an amine (II) is carried out by distillation at a top temperature of 160-250 deg C.

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

C07D 223/12; C07D 223/04

IPC 8 full level (invention and additional information)

C07D 223/04 (2006.01); B01D 3/00 (2006.01); C07C 209/48 (2006.01); C07C 209/84 (2006.01); C07C 209/86 (2006.01); C07C 211/12 (2006.01); C07C 253/34 (2006.01); C07C 255/24 (2006.01); C07D 223/12 (2006.01)

CPC (invention and additional information)

C07D 223/12 (2013.01); C07C 209/48 (2013.01); C07C 209/86 (2013.01); C07C 253/34 (2013.01)

Combination set (CPC)

  1. C07C 209/48 + C07C 211/12
  2. C07C 209/86 + C07C 211/12
  3. C07C 253/34 + C07C 255/24

Citation (search report)

See references of WO 9948872A3

Designated contracting state (EPC)

BE DE ES FR GB IT NL

EPO simple patent family

DE 19812427 A1 19990923; AR 015246 A1 20010418; AU 3414699 A 19991018; BR 9908972 A 20001205; CA 2323617 A1 19990930; CN 1306514 A 20010801; EP 1064266 A2 20010103; ID 25865 A 20001109; JP 2002507602 A 20020312; TW 474921 B 20020201; US 6300497 B1 20011009; WO 9948872 A2 19990930; WO 9948872 A3 19991202

INPADOC legal status


2002-06-05 [18W] WITHDRAWN

- Date of withdrawal: 20020410

2001-01-03 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20000804

2001-01-03 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A2

- Designated State(s): BE DE ES FR GB IT NL