Global Patent Index - EP 2054382 A1

EP 2054382 A1 20090506 - METHOD FOR THE PRODUCTION OF D,L-2-HYDROXY-4-ALKYLTHIO BUTYRIC ACID

Title (en)

METHOD FOR THE PRODUCTION OF D,L-2-HYDROXY-4-ALKYLTHIO BUTYRIC ACID

Title (de)

VERFAHREN ZUR HERSTELLUNG VON D,L-2-HYDROXY-4-ALKYLTHIOBUTTERSÄUREN

Title (fr)

PROCÉDÉ DE PRODUCTION D'ACIDES D,L-2-HYDROXY-4-ALKYLTHIOBUTYRIQUES

Publication

EP 2054382 A1 20090506 (DE)

Application

EP 07802607 A 20070815

Priority

  • EP 2007058426 W 20070815
  • EP 06119485 A 20060824
  • EP 07802607 A 20070815

Abstract (en)

[origin: WO2008022953A1] The invention relates to a method for producing compounds of formula (I) by reacting compounds of formula (II) with thiolates (RS)<SUB>n</SUB>M. The invention further relates to a method for producing compounds of formula (II) from y-butyrolactone.

IPC 8 full level

C07C 319/14 (2006.01); C07C 323/52 (2006.01); C07D 307/32 (2006.01)

CPC (source: EP US)

C07C 319/14 (2013.01 - EP US); C07D 307/33 (2013.01 - EP US)

C-Set (source: EP US)

C07C 319/14 + C07C 323/52

Citation (search report)

See references of WO 2008022953A1

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 MT NL PL PT RO SE SI SK TR

Designated extension state (EPC)

AL BA HR MK RS

DOCDB simple family (publication)

WO 2008022953 A1 20080228; AR 062504 A1 20081112; BR PI0717005 A2 20131008; CN 101506153 A 20090812; EP 2054382 A1 20090506; JP 2010501516 A 20100121; MX 2009001816 A 20090528; RU 2009110264 A 20100927; TW 200819419 A 20080501; US 2009318715 A1 20091224

DOCDB simple family (application)

EP 2007058426 W 20070815; AR P070103752 A 20070823; BR PI0717005 A 20070815; CN 200780031069 A 20070815; EP 07802607 A 20070815; JP 2009525025 A 20070815; MX 2009001816 A 20070815; RU 2009110264 A 20070815; TW 96131282 A 20070823; US 43819207 A 20070815