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1. WO2015019238 - PROCESS FOR THE PREPARATION OF N-PROTECTED (5S)-5-(1,3-THIAZOLIDIN-3-YLCARBONYL)PYRROLIDIN-3-ONE

Publication Number WO/2015/019238
Publication Date 12.02.2015
International Application No. PCT/IB2014/063486
International Filing Date 28.07.2014
IPC
C07D 417/06 2006.1
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
DHETEROCYCLIC COMPOUNDS
417Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/196
02containing two hetero rings
06linked by a carbon chain containing only aliphatic carbon atoms
C07D 417/14 2006.1
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
DHETEROCYCLIC COMPOUNDS
417Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/196
14containing three or more hetero rings
CPC
C07D 417/06
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
DHETEROCYCLIC COMPOUNDS
417Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00
02containing two hetero rings
06linked by a carbon chain containing only aliphatic carbon atoms
C07D 417/14
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
DHETEROCYCLIC COMPOUNDS
417Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00
14containing three or more hetero rings
Applicants
  • RANBAXY LABORATORIES LIMITED [IN]/[IN]
Inventors
  • GIRI, Prabhat
  • TENDOLKAR, Achyut
  • KAPOOR, Ashwini, Kumar
  • BARMAN, Dhiren Chandra
  • NATH, Asok
  • PRASAD, Mohan
Priority Data
2347/DEL/201306.08.2013IN
Publication Language English (en)
Filing Language English (EN)
Designated States
Title
(EN) PROCESS FOR THE PREPARATION OF N-PROTECTED (5S)-5-(1,3-THIAZOLIDIN-3-YLCARBONYL)PYRROLIDIN-3-ONE
(FR) PROCÉDÉ POUR LA PRÉPARATION DE (5S)-5-(1,3-THIAZOLIDINE-3-YL-CARBONYL)PYRROLIDIN-3-ONE N-PROTÉGÉE
Abstract
(EN) The present invention provides a process for the preparation of an N-protected (5S)-5-(1,3-thiazolidin-3-ylcarbonyl)pyrrolidin-3-one of Formula III. The invention also provides a process for the preparation of {(2S,4S)-4-[4-(3-methyl-1-phenyl-1H-pyrazol-5- yl)piperazin-1-yl]pyrrolidin-2-yl}(1,3-thiazolidin-3-yl)methanone, or salts thereof, using the N-protected (5S)-5-(1,3-thiazolidin-3-ylcarbonyl)pyrrolidin-3-one of Formula III.
(FR) La présente invention concerne un procédé pour la préparation d'une (5S)-5-(l, 3-thiazolidin-3-yl-carbonyl)pyrrolidin-3-one N-protégée de formule III. L'invention concerne également un procédé pour la préparation de {(25',45)-4-[4-(3-méthyl-l-phényl-1H-pyrazol-5-yl)pipérazin-1-yl]pyrrolidin-2-yl}(1,3-thiazolidin-3-yl) méthanone, ou des sels de celle-ci, à l'aide de la (5S)-5-(1,3-thiazolidin-3-yl-carbonyl)pyrrolidin-3-one de formule III. (III)
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