Global patent index - EP 0968163 A1

EP 0968163 A1 2000-01-05 - PROCESS FOR THE MANUFACTURE OF 2-BROMO-6-METHOXYNAPHTHALENE

Title (en)

PROCESS FOR THE MANUFACTURE OF 2-BROMO-6-METHOXYNAPHTHALENE

Title (de)

VERFAHREN ZUR HERSTELUNG VON 2-BROM-6-METHOXYNAPHTHALIN

Title (fr)

PROCEDE DE FABRICATION DE 2-BROMO-6-METHOXYNAPHTALENE

Publication

EP 0968163 A1 (EN)

Application

EP 98908263 A

Priority

  • IL 9800115 W
  • IL 12049697 A

Abstract (en)

[origin: WO9842647A1] Process for the preparation of 6-bromo-2-methoxynaphthalene, which comprises the steps of: (a) brominating 2-naphthol to 1,6-dibromo-2-naphthol, (b) reducing 1,6-dibromo-2-naphthol to 6-bromo-2-naphthol, and (c) methylating 6-bromo-2-naphthol to 6-bromo-2-methoxynaphthalene.

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

C07C 39/38; C07C 37/00; C07C 37/62; C07C 41/01; C07C 43/225

IPC 8 full level (invention and additional information)

C07C 37/00 (2006.01); C07C 37/62 (2006.01); C07C 43/225 (2006.01)

CPC (invention and additional information)

C07C 37/00 (2013.01); C07C 37/62 (2013.01); C07C 41/16 (2013.01)

Combination set (CPC)

  1. C07C 37/62 + C07C 39/38
  2. C07C 37/00 + C07C 39/38
  3. C07C 41/16 + C07C 43/225

Citation (search report)

See references of WO 9842647A1

Designated contracting state (EPC)

BE CH DE ES FR GB IE IT LI NL

EPO simple patent family

WO 9842647 A1 19981001; EP 0968163 A1 20000105; IL 120496 D0 19970713

INPADOC legal status

2001-10-24 [18D] DEEMED TO BE WITHDRAWN

- Ref Legal Event Code: 18D

- Effective date: 20010412

2001-01-17 [17Q] FIRST EXAMINATION REPORT

- Ref Legal Event Code: 17Q

- Effective date: 20001201

2000-01-05 [17P] REQUEST FOR EXAMINATION FILED

- Ref Legal Event Code: 17P

- Effective date: 19990917

2000-01-05 [AK] DESIGNATED CONTRACTING STATES:

- Ref Legal Event Code: AK

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