AR058904A1 - Proceso mejorado para la preparacion de un derivado de 5h-pirrolo[3,4-b] pirazina opticamente activo - Google Patents

Proceso mejorado para la preparacion de un derivado de 5h-pirrolo[3,4-b] pirazina opticamente activo

Info

Publication number
AR058904A1
AR058904A1 ARP070100003A ARP070100003A AR058904A1 AR 058904 A1 AR058904 A1 AR 058904A1 AR P070100003 A ARP070100003 A AR P070100003A AR P070100003 A ARP070100003 A AR P070100003A AR 058904 A1 AR058904 A1 AR 058904A1
Authority
AR
Argentina
Prior art keywords
preparation
pirazine
pirrolo
derivative
optically active
Prior art date
Application number
ARP070100003A
Other languages
English (en)
Inventor
Sankar Arjunan
Bijukumar Gopinathan Pillai
Nitin Sharad Chandra Pradhan
Narendra Shriram Joshi
Original Assignee
Glenmark Pharmaceuticals Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Glenmark Pharmaceuticals Ltd filed Critical Glenmark Pharmaceuticals Ltd
Publication of AR058904A1 publication Critical patent/AR058904A1/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
    • C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
    • C07D487/04—Ortho-condensed systems
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P25/00—Drugs for disorders of the nervous system
    • A61P25/20—Hypnotics; Sedatives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Anesthesiology (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Biomedical Technology (AREA)
  • Neurology (AREA)
  • Neurosurgery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)

Abstract

Un isomero dextrorotatorio substancialmente puro de zopiclona o una sal farmacéuticamente aceptable del mismo y una forma cristalina del mismo. También se provee un procedimiento para su preparacion y composiciones farmacéuticas que contienen el mismo.
ARP070100003A 2006-01-17 2007-01-02 Proceso mejorado para la preparacion de un derivado de 5h-pirrolo[3,4-b] pirazina opticamente activo AR058904A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IN76MU2006 2006-01-17
IN699MU2006 2006-05-04

Publications (1)

Publication Number Publication Date
AR058904A1 true AR058904A1 (es) 2008-03-05

Family

ID=38171352

Family Applications (1)

Application Number Title Priority Date Filing Date
ARP070100003A AR058904A1 (es) 2006-01-17 2007-01-02 Proceso mejorado para la preparacion de un derivado de 5h-pirrolo[3,4-b] pirazina opticamente activo

Country Status (6)

Country Link
US (1) US7863273B2 (es)
EP (1) EP1984368A2 (es)
AR (1) AR058904A1 (es)
BR (1) BRPI0621028A2 (es)
CA (1) CA2637542A1 (es)
WO (1) WO2007083188A2 (es)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7476737B2 (en) 2005-09-05 2009-01-13 Dr. Reddy's Laboratories Limited Eszopiclone process
US20070270590A1 (en) * 2006-04-20 2007-11-22 Marioara Mendelovici Methods for preparing eszopiclone crystalline form a, substantially pure eszopiclone and optically enriched eszopiclone
US20080287447A1 (en) * 2007-01-31 2008-11-20 Nina Finkelstein Methods for preparing eszopiclone
ATE515259T1 (de) * 2007-05-29 2011-07-15 Lek Pharmaceuticals Pharmazeutische zusammensetzung mit eszopiclon
EP2020403A1 (en) 2007-08-02 2009-02-04 Esteve Quimica, S.A. Process for the resolution of zopiclone and intermediate compounds
ES2324136B1 (es) * 2007-10-11 2010-05-31 Apotecnia S.A. Nuevo procedimiento de sintesis y purificacion de (s)-zopiclone cristalino anhidro.
US8212036B2 (en) 2007-12-19 2012-07-03 Sunovion Pharmaceuticals Inc. Maleate salts of 6-(5-chloro-2-pyridyl)-5-[(4-methyl-1-piperazinyl)carbonyloxy]-7-oxo-6,7-dihydro-5H-pyrrolo[3,4-b]pyrazine
US8198278B2 (en) 2007-12-19 2012-06-12 Sunovion Pharmaceuticals Inc. Besylate salts of 6-(5-chloro-2-pyridyl)-5-[(4-methyl-1-piperazinyl)carbonyloxy]-7-oxo-6,7-dihydro-5H-pyrrolo[3,4-b]pyrazine
US8268832B2 (en) 2007-12-19 2012-09-18 Sunovion Pharmaceuticals Inc. Maleate salts of 6-(5-chloro-2-Pyridyl)-5-[(4-methyl-1-piperazinyl)carbonyloxy]-7-oxo-6,7-dihydro-5H-pyrrolo[3,4-b]pyrazine
US8269005B2 (en) 2007-12-19 2012-09-18 Sunovion Pharmaceuticals Inc. L-malate salts of 6-(5-chloro-2-Pyridyl)-5-[(4-methyl-1-piperazinyl)carbonyloxy]-7-Oxo-6,7-dihydro-5H-pyrrolo[3,4-b]pyrazine
CA2747008C (en) * 2007-12-19 2017-12-12 Richard Hsia Salts of 6-(5-chloro-2-pyridyl)-5-[(4-methyl-1-piperazinyl)carbonyloxy]-7-oxo-6,7-dihydro-5h-pyrrolo[3,4-b]pyrazine
US8198277B2 (en) 2007-12-19 2012-06-12 Sunovion Pharmaceuticals Inc. L-malate salts of 6-(5-chloro-2-pyridyl)-5-[(4-methyl-1-piperazinyl)carbonyloxy]-7-oxo-6,7-dihydro-5H-pyrrolo[3,4-b]pyrazine
CN101607961B (zh) 2008-06-18 2011-08-10 天津天士力集团有限公司 一种右佐匹克隆结晶及其组合物
US8461334B2 (en) 2008-11-07 2013-06-11 Cipla Limited Process for resolving zopiclone
CN102471267A (zh) * 2009-07-21 2012-05-23 住友化学株式会社 光学活性3-哌啶甲酰胺的制造方法
EP2345654A1 (en) 2010-01-05 2011-07-20 LEK Pharmaceuticals d.d. Eszopiclone particles and a process for their preparation
JP2020007252A (ja) * 2018-07-05 2020-01-16 アクティブファーマ株式会社 エスゾピクロンジベンゾイル−ｄ−酒石酸塩の製造方法、エスゾピクロンの製造方法、及びエスゾピクロンジベンゾイル−ｄ−酒石酸塩の結晶

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1183781A (en) * 1968-02-14 1970-03-11 Ici Ltd Resolution Process.
FR2671800B1 (fr) * 1991-01-17 1993-03-12 Rhone Poulenc Rorer Sa Derive de la 5h-pyrrolo[3,4-b]pyrazine optiquement actif, sa preparation et les compositions pharmaceutiques qui le contiennent.
US5786357A (en) * 1991-12-02 1998-07-28 Sepracor Inc. Methods and compositions for treating sleep disorders, convulsive seizures and other disorders using optically pure (+) zopiclone
DE4203547A1 (de) * 1992-02-07 1993-08-12 Knoll Ag Verfahren zur racemattrennung von verapamil
EP1457487A4 (en) * 2001-12-21 2005-06-22 Toray Finechemicals Co Ltd PROCESS FOR PREPARING OPTICALLY ACTIVE CIS-PIPERIDINE DERIVATIVES
ES2203319B1 (es) * 2002-04-03 2005-03-01 Universidad De Oviedo Nuevos carbonatos opticamente activos como intermedios en la sintesis de (+)-zopiclona.
WO2005047274A1 (en) * 2003-11-12 2005-05-26 Dr. Reddy's Laboratories, Inc. Preparation of escitalopram
CA2677470A1 (en) * 2004-04-05 2005-10-20 Sepracor Inc. Methods of treatment using eszopiclone

Also Published As

Publication number Publication date
CA2637542A1 (en) 2007-07-26
WO2007083188A2 (en) 2007-07-26
US7863273B2 (en) 2011-01-04
BRPI0621028A2 (pt) 2011-11-29
US20090054441A1 (en) 2009-02-26
WO2007083188A3 (en) 2007-10-04
EP1984368A2 (en) 2008-10-29

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