(19)
(11) EP 2 635 548 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
18.02.2015 Bulletin 2015/08

(45) Mention of the grant of the patent:
17.12.2014 Bulletin 2014/51

(21) Application number: 11778584.0

(22) Date of filing: 01.11.2011
(51) International Patent Classification (IPC): 
C07C 67/00(2006.01)
C07C 245/14(2006.01)
 C07C 69/78(2006.01)
C07C 245/16(2006.01)
(86) International application number:
PCT/EP2011/069186
(87) International publication number:
WO 2012/059485 (10.05.2012 Gazette 2012/19)

(54)

CONTINUOUS PRODUCTION AND REACTION OF A DIAZO COMPOUND

KONTINUIERLICHER HERSTELLUNG UND REAKTIONEN VON DIAZO-VERBINDUNGEN

Préparation et Réaction continues d'un COMPOSÉ DIAZO

(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

(30) Priority: 01.11.2010 EP 10189601

(43) Date of publication of application:
11.09.2013 Bulletin 2013/37

(73) Proprietor: DPx Fine Chemicals Austria GmbH & Co KG
4021, Linz (AT)

(72) Inventors:
  • REINTJENS, Rafael, Wilhelmus, Elisabeth, Ghislain
    NL-6100 AA Echt (NL)
  • DIELEMANS, Hubertus, Johannes, Adrianus
    NL-6100 AA Echt (NL)
  • THATHAGAR, Mehul
    NL-6100 AA Echt (NL)
  • KONINGS, Jeroen, Hubertina, Gerardus
    NL-6100 AA Echt (NL)
  • POECHLAUER, Peter
    6100 AA Echt (NL)

(74) Representative: Hansen, Jesper Römer et al
DSM Intellectual Property P.O. Box 4
6100 AA Echt
6100 AA Echt (NL)


(56) References cited: : 
DE-A1-102004 030 371
US-A- 5 854 405
 GB-A- 2 357 501
   
  • STRUEMPEL M ET AL: "Making diazomethane accessible for R&D and industry: generation and direct conversion in a continuous micro-reactor set-up", 1 January 2008 (2008-01-01), GREEN CHEMISTRY, ROYAL SOCIETY OF CHEMISTRY, CAMBRIDGE, GB, PAGE(S) 41 - 43, XP009149804, ISSN: 1463-9262 [retrieved on 2007-11-09] the whole document
  • MICHAEL STRUEMPEL ET AL: "Continuous Production of the Diazomethane Precursor N -Methyl- N- nitroso- p- toluenesulfonamide: Batch Optimization and Transfer into a Microreactor Setup", ORGANIC PROCESS RESEARCH & DEVELOPMENT, vol. 13, no. 5, 18 September 2009 (2009-09-18), pages 1014-1021, XP055003346, ISSN: 1083-6160, DOI: 10.1021/op900081g
   
Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).