(19)
(11) EP 3 835 284 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:
30.10.2024 Bulletin 2024/44

(45) Mention of the grant of the patent:
25.09.2024 Bulletin 2024/39

(21) Application number: 20214934.0

(22) Date of filing: 28.11.2016
(27) Previously filed application:
 28.11.2016 EP PCT/EP2016/079016
(51) International Patent Classification (IPC): 
C07C 37/14(2006.01)
C07D 311/72(2006.01)
C07C 41/36(2006.01)
C07C 37/50(2006.01)
 C07C 39/07(2006.01)
C07C 41/30(2006.01)
C07C 46/08(2006.01)
(52) Cooperative Patent Classification (CPC):
C07C 37/07; C07C 37/50; C07C 41/30; C07C 41/36; C07C 43/1783; C07C 46/08; C07D 311/72
 
C-Sets:
  1. C07C 37/50, C07C 39/07;
  2. C07C 41/30, C07C 43/1783;
  3. C07C 41/36, C07C 43/1783;
  4. C07C 46/08, C07C 50/02;
  5. C07C 37/07, C07C 39/08;

(54)

INTERMOLECULAR REACTION OF PROPARGYL ETHERS WITH DIMETHYLFURAN IN THE PRESENCE OF GOLD(I) COMPLEXES

INTERMOLEKULARE REAKTION VON PROPARGYLETHERN MIT DIMETHYLFURAN IN GEGENWART VON GOLD(I)-KOMPLEXEN

RÉACTION INTERMOLÉCULAIRE D'ÉTHERS DE PROPARGYLE AVEC DU DIMÉTHYLFURANNE EN PRÉSENCE DE COMPLEXES D'OR (I)

(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: 21.12.2015 EP 15201770

(43) Date of publication of application:
16.06.2021 Bulletin 2021/24

(62) Application number of the earlier application in accordance with Art. 76 EPC:
16801530.3 / 3394020

(73) Proprietor: DSM IP Assets B.V.
6221 BE Maastricht (NL)

(72) Inventors:
  • ACKERMANN-MAURER, Stephan
    4303 Kaiseraugst (CH)
  • LEHMANN, Hajo
    4303 Kaiseraugst (CH)
  • LETINOIS, Ulla
    4303 Kaiseraugst (CH)
  • MEDLOCK, Jonathan Alan
    4303 Kaiseraugst (CH)

(74) Representative: dsm-firmenich IP 
Wurmisweg 576
4303 Kaiseraugst
4303 Kaiseraugst (CH)


(56) References cited: : 
EP-A1- 0 970 953
 WO-A1-2015/110655
   
       
    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).