Global Patent Index - EP 1863754 A1

EP 1863754 A1 20071212 - METHOD FOR PREPARING VALIENAMINE

Title (en)

METHOD FOR PREPARING VALIENAMINE

Title (de)

VERFAHREN ZUR HERSTELLUNG VON VALIENAMIN

Title (fr)

MÉTHODE DE SYNTHÈSE DE LA VALIÉNAMINE

Publication

EP 1863754 A1 20071212 (EN)

Application

EP 05821418 A 20051202

Priority

  • KR 2005004093 W 20051202
  • KR 20050021852 A 20050316
  • KR 20050036755 A 20050502

Abstract (en)

[origin: WO2006107134A1] The present invention provides a method for preparing valienamine from acarbose or acarbose derivatives by using a base. The present invention provides an improved method for preparing valienamine compared to conventional preparation methods of valienamine by simplifying the reaction steps and diminishing byproducts.

IPC 8 full level

C07C 213/08 (2006.01)

CPC (source: EP)

C07C 213/08 (2013.01); C07C 2601/16 (2017.04)

C-Set (source: EP)

C07C 213/08 + C07C 215/44

Citation (search report)

See references of WO 2006107134A1

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

DOCDB simple family (publication)

WO 2006107134 A1 20061012; EP 1863754 A1 20071212

DOCDB simple family (application)

KR 2005004093 W 20051202; EP 05821418 A 20051202