(19)
(11) EP 3 625 218 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:
12.04.2023 Bulletin 2023/15

(45) Mention of the grant of the patent:
01.03.2023 Bulletin 2023/09

(21) Application number: 18724200.3

(22) Date of filing: 08.05.2018
(51) International Patent Classification (IPC): 
C07D 333/24(2006.01)
C07C 253/12(2006.01)
C07C 255/06(2006.01)
C07C 255/34(2006.01)
 C07F 15/00(2006.01)
C07D 213/64(2006.01)
C07C 255/31(2006.01)
(52) Cooperative Patent Classification (CPC):
C07D 333/24; C07F 15/008; C07C 253/12; C07D 213/64; C07B 43/00
 
C-Sets:
  1. C07C 253/12, C07C 255/06;
  2. C07C 253/12, C07C 255/31;
  3. C07C 253/12, C07C 255/34;
(86) International application number:
PCT/EP2018/061861
(87) International publication number:
WO 2018/210631 (22.11.2018 Gazette 2018/47)

(54)

PROCESS FOR HYDROCYANATION OF TERMINAL ALKYNES

VERFAHREN ZUR HYDROCYANIERUNG VON TERMINALEN ALKYNEN

PROCÉDÉ D'HYDROCYANATION D'ALCYNES TERMINAUX

(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: 17.05.2017 DE 102017110771

(43) Date of publication of application:
25.03.2020 Bulletin 2020/13

(73) Proprietor: Studiengesellschaft Kohle gGmbH
45470 Mülheim (DE)

(72) Inventors:
  • RITTER, Tobias
    45470 Muelheim (DE)
  • YE, Fei
    45470 Mülheim an der Ruhr (DE)


(56) References cited: : 
   
  • Neil J Fitzmaurice ET AL: "Kurschners deutscher Gelehrten-Kalender. Medizin, Naturwissenschaften, Technik", 37s Journal of Organometallic Chemistry, 1 January 1985 (1985-01-01), pages 375-381, XP055481501, Retrieved from the Internet: URL:www.archive.org
  • FEI YE ET AL: "Rh-Catalyzed Anti-Markovnikov Hydrocyanation of Terminal Alkynes", JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, vol. 139, no. 21, 19 May 2017 (2017-05-19) , pages 7184-7187, XP55481425, US ISSN: 0002-7863, DOI: 10.1021/jacs.7b03749
   
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).