Global patent index - EP 1068169 A1

EP 1068169 A1 2001-01-17 - METHOD FOR CHLORINATING KETONES

Title (en)

METHOD FOR CHLORINATING KETONES

Title (de)

VERFAHREN ZUR CHLORIERUNG VON KETONEN

Title (fr)

PROCEDE DE CHLORATION DES CETONES

Publication

EP 1068169 A1 (DE)

Application

EP 99915621 A

Priority

  • DE 19812095 A
  • EP 9901712 W

Abstract (en)

[origin: DE19812095A1] Chlorination of ketones (I) , except cyclopropyl methyl ketone, which, apart from the carbonyl group, are inert towards triarylphosphine dichlorides, is carried out with a chlorinating agent in the presence of 0.1-10 mole-% triarylphosphine oxide (II) w.r.t. (I).

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

C07C 17/18; C07B 39/00

IPC 8 full level (invention and additional information)

C07B 39/00 (2006.01); C07C 17/00 (2006.01); C07C 17/18 (2006.01); C07C 21/04 (2006.01); C07C 23/10 (2006.01); C07C 25/28 (2006.01)

CPC (invention and additional information)

C07C 17/18 (2013.01); C07C 17/00 (2013.01)

Combination set (CPC)

  1. C07C 17/00 + C07C 22/04
  2. C07C 17/00 + C07C 23/10
  3. C07C 17/00 + C07C 21/04
  4. C07C 17/18 + C07C 19/01
  5. C07C 17/18 + C07C 22/04

Citation (search report)

See references of WO 9947479A1

Designated contracting state (EPC)

BE CH DE ES FR GB IT LI

EPO simple patent family

DE 19812095 A1 19990923; CN 1297428 A 20010530; EP 1068169 A1 20010117; HU 0102296 A2 20011028; HU 0102296 A3 20030128; JP 2002506839 A 20020305; US 6337425 B1 20020108; WO 9947479 A1 19990923

INPADOC legal status

2003-11-05 [18D] DEEMED TO BE WITHDRAWN

- Ref Legal Event Code: 18D

- Effective date: 20030501

2002-08-21 [17Q] FIRST EXAMINATION REPORT

- Ref Legal Event Code: 17Q

- Effective date: 20020705

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

- Ref Legal Event Code: 17P

- Effective date: 20001017

2001-01-17 [AK] DESIGNATED CONTRACTING STATES:

- Ref Legal Event Code: AK

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