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1. WO2020183376 - GREENER AND ECONOMIC PROCESS FOR PREPARATION OF PREGABALIN

Publication Number WO/2020/183376
Publication Date 17.09.2020
International Application No. PCT/IB2020/052096
International Filing Date 11.03.2020
IPC
C07C 229/08 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
04the carbon skeleton being acyclic and saturated
06having only one amino and one carboxyl group bound to the carbon skeleton
08the nitrogen atom of the amino group being further bound to hydrogen atoms
C07C 253/10 2006.01
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
CACYCLIC OR CARBOCYCLIC COMPOUNDS
253Preparation of carboxylic acid nitriles
08by addition of hydrogen cyanide or salts thereof to unsaturated compounds
10to compounds containing carbon-to-carbon double bonds
C12P 41/00 2006.01
CCHEMISTRY; METALLURGY
12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
PFERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
41Processes using enzymes or microorganisms to separate optical isomers from a racemic mixture
A61K 31/197 2006.01
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
KPREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
31Medicinal preparations containing organic active ingredients
185Acids; Anhydrides, halides or salts thereof, e.g. sulfur acids, imidic, hydrazonic or hydroximic acids
19Carboxylic acids, e.g. valproic acid
195having an amino group
197the amino and the carboxyl groups being attached to the same acyclic carbon chain, e.g. gamma-aminobutyric acid (GABA), beta-alanine, epsilon-aminocaproic acid, pantothenic acid
Applicants
  • HIKAL LIMITED [IN]/[IN]
Inventors
  • GUGALE, Shivaji
  • LANDGE, Ravindra
  • DEORE, Kiran
  • SHELKE, Arvind
  • GILLA, Goverdhan
  • NAMBIAR, Sudhir
Agents
  • SHARMA, Sweety
Priority Data
20191100943911.03.2019IN
Publication Language English (EN)
Filing Language English (EN)
Designated States
Title
(EN) GREENER AND ECONOMIC PROCESS FOR PREPARATION OF PREGABALIN
(FR) PROCÉDÉ ÉCOLOGIQUE ET ÉCONOMIQUE POUR LA PRÉPARATION DE PRÉGABALINE
Abstract
(EN)
The present invention relates to an economical, enzyme catalyzed and commercially viable greener process for manufacturing Pregabalin of formula (I) in high yield with highchemical and chiral purity.
(FR)
La présente invention concerne un procédé écologique, économique, catalysé par des enzymes et commercialement viable pour la fabrication de prégabaline de formule (I) à un rendement élevé avec une grande pureté chimique et chirale.
Latest bibliographic data on file with the International Bureau