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1. WO2002034709 - PROCESS FOR THE PREPARATION OF GABAPENTIN

Publication Number WO/2002/034709
Publication Date 02.05.2002
International Application No. PCT/EP2001/011867
International Filing Date 15.10.2001
Chapter 2 Demand Filed 07.05.2002
IPC
C07C 227/40 2006.01
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
CACYCLIC OR CARBOCYCLIC COMPOUNDS
227Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton
38Separation; Purification; Stabilisation; Use of additives
40Separation; Purification
C07C 229/28 2006.01
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
CACYCLIC OR CARBOCYCLIC COMPOUNDS
229Compounds containing amino and carboxyl groups bound to the same carbon skeleton
02having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton
28the carbon skeleton being saturated and containing rings
CPC
B60R 16/0215
BPERFORMING OPERATIONS; TRANSPORTING
60VEHICLES IN GENERAL
RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
16Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
02electric ; constitutive elements
0207Wire harnesses
0215Protecting, fastening and routing means therefor
C07C 227/04
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
CACYCLIC OR CARBOCYCLIC COMPOUNDS
227Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton
04Formation of amino groups in compounds containing carboxyl groups
C07C 227/40
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
CACYCLIC OR CARBOCYCLIC COMPOUNDS
227Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton
38Separation; Purification; Stabilisation; Use of additives
40Separation; Purification
C07C 2601/14
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
CACYCLIC OR CARBOCYCLIC COMPOUNDS
2601Systems containing only non-condensed rings
12with a six-membered ring
14The ring being saturated
Applicants
  • ZAMBON GROUP S.P.A. [IT]/[IT] (AL, AT, BE, CA, CH, CY, DE, DK, ES, FI, FR, GB, GR, HU, IE, IL, IN, IT, JP, LT, LU, LV, MC, MK, NL, PT, RO, SE, SI, TR)
  • CANNATA, Vincenzo [IT]/[IT] (UsOnly)
  • NICOLI, Andrea [IT]/[IT] (UsOnly)
  • CORCELLA, Francesco [IT]/[IT] (UsOnly)
Inventors
  • CANNATA, Vincenzo
  • NICOLI, Andrea
  • CORCELLA, Francesco
Common Representative
  • ZAMBON GROUP S.P.A.
Priority Data
MI2000A00228523.10.2000IT
Publication Language English (EN)
Filing Language English (EN)
Designated States
Title
(EN) PROCESS FOR THE PREPARATION OF GABAPENTIN
(FR) PROCEDE DE PREPARATION DE GABAPENTINE
Abstract
(EN)
A process for the purification of gabapentin by treatment of a crude aqueous gabapentin hydrochloride solution with a strong cationic ion exchange resin.
(FR)
L'invention concerne un procédé de purification de gabapentine selon lequel une solution aqueuse brute de chlorhydrate de gabapentine est traitée avec une résine cationique forte.
Also published as
AT092392001
ATA9239/2001
ESP200350018
GBGB0306346.8
IN602/CHENP/2003
Latest bibliographic data on file with the International Bureau