(19)
(11) EP 3 378 850 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:
04.03.2020 Bulletin 2020/10

(45) Mention of the grant of the patent:
08.01.2020 Bulletin 2020/02

(21) Application number: 18168969.6

(22) Date of filing: 20.02.2013
(51) International Patent Classification (IPC): 
C07C 315/00(2006.01)
C07C 317/24(2006.01)
 C07C 315/04(2006.01)
C07C 317/28(2006.01)

(54)

PROCESSES FOR THE PREPARATION OF (S)-1-(3-ETHOXY-4METHOXYPHENYL)-2-METHANESULFONYLETHYLAMINE

VERFAHREN ZUR HERSTELLUNG VON (S) -1- (3-ETHOXY-4METHOXYPHENYL) -2-METHANESULFONYLETHYLAMIN

PROCÉDÉS POUR LA PRÉPARATION DE (S)-L-(3-ÉTHOXY-4-MÉTHOXYPHÉNYL)-2- MÉTHANESULFONYLÉTHYLAMINE

(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: 21.02.2012 US 201261601226 P

(43) Date of publication of application:
26.09.2018 Bulletin 2018/39

(60) Divisional application:
20150560.9

(62) Application number of the earlier application in accordance with Art. 76 EPC:
13706898.7 / 2817288

(73) Proprietor: Amgen (Europe) GmbH
6343 Risch-Rotkreuz (CH)

(72) Inventors:
  • VENKATESWARALU, Jasti
    500033 Hyderabad (IN)
  • RAJENDIRAN, Chinnapillai
    500038 Hyderabad (IN)
  • REDDY, Nallamaddi Ravikumar
    500036 Hyderabad (IN)
  • CONNOLLY, Terrence Joseph
    Warwick, NY 10990 (US)
  • RUCHELMAN, Alexander L.
    Cream Ridge, NJ 08514 (US)
  • ECKERT, Jeffrey
    Hazlet, NJ 07730 (US)
  • FRANK, Anthony Joseph
    Easton, PA 18045 (US)

(74) Representative: Carpmaels & Ransford LLP 
One Southampton Row
London WC1B 5HA
London WC1B 5HA (GB)


(56) References cited: : 
WO-A2-2010/030345
 US-A1- 2010 324 108
   
  • FRANCISCO VELÁZQUEZ ET AL: "Steroselective synthesis of beta-substituted beta-amino sulfones and sulfonamides via addition of sulfonyl anions to chiral N-sulfinyl imines", ORGANIC LETTERS , 14(23), 6012-6015 CODEN: ORLEF7; ISSN: 1523-7052, , vol. 8, no. 4 1 January 2006 (2006-01-01), pages 789-792, XP002712270, ISSN: 1523-7060, DOI: 10.1021/OL053132B Retrieved from the Internet: URL:http://pubs.acs.org/doi/abs/10.1021/ol 053132b [retrieved on 2006-01-19]
  • HUA ZHANG ET AL: "Practical and stereoselective synthesis of beta-amino sulfones from alkylphenylsulfones and N-(tert-butylsulfinyl)aldimines", JOURNAL OF THE CHEMICAL SOCIETY, CHEMICAL SOCIETY, LETCHWORTH; GB , vol. 9 1 January 2011 (2011-01-01), pages 6502-6505, XP002712271, ISSN: 0368-1769, DOI: 10.1039/C1OB05992K Retrieved from the Internet: URL:http://pubs.rsc.org/en/content/article pdf/2011/ob/c1ob05992k [retrieved on 2011-08-02]
   
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).