UA81641C2 - Process for the preparation of zaleplon - Google Patents

Process for the preparation of zaleplon

Info

Publication number
UA81641C2
UA81641C2 UAA200504945A UA2005004945A UA81641C2 UA 81641 C2 UA81641 C2 UA 81641C2 UA A200504945 A UAA200504945 A UA A200504945A UA 2005004945 A UA2005004945 A UA 2005004945A UA 81641 C2 UA81641 C2 UA 81641C2
Authority
UA
Ukraine
Prior art keywords
zaleplon
preparation
alkoxyalcohol
ethy1
carbonitrile
Prior art date
Application number
UAA200504945A
Other languages
English (en)
Inventor
Станислав Радл
Original Assignee
ЗЕНТИВА, а.с.
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 ЗЕНТИВА, а.с. filed Critical ЗЕНТИВА, а.с.
Publication of UA81641C2 publication Critical patent/UA81641C2/ru

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D487/00Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
    • C07D487/02Heterocyclic 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
    • C07D487/04Ortho-condensed systems

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
UAA200504945A 2002-10-25 2003-10-21 Process for the preparation of zaleplon UA81641C2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CZ20023575A CZ293015B6 (cs) 2002-10-25 2002-10-25 Způsob výroby N-ethyl-N-[3-(3-methyl-pyrazolo[1,5-a]pyrimidin-7-yl)-fenyl]-acetamidu (zaleplonu)
PCT/CZ2003/000057 WO2004037824A1 (en) 2002-10-25 2003-10-21 Process for the preparation of zaleplon

Publications (1)

Publication Number Publication Date
UA81641C2 true UA81641C2 (en) 2008-01-25

Family

ID=29751097

Family Applications (1)

Application Number Title Priority Date Filing Date
UAA200504945A UA81641C2 (en) 2002-10-25 2003-10-21 Process for the preparation of zaleplon

Country Status (12)

Country Link
US (1) US20050245742A1 (ru)
EP (1) EP1554279B1 (ru)
JP (1) JP2006507278A (ru)
AU (1) AU2003273390A1 (ru)
CA (1) CA2503152A1 (ru)
CZ (1) CZ293015B6 (ru)
DE (1) DE60317817D1 (ru)
EA (1) EA007505B1 (ru)
PL (1) PL374911A1 (ru)
SK (1) SK50402005A3 (ru)
UA (1) UA81641C2 (ru)
WO (1) WO2004037824A1 (ru)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050032818A1 (en) * 2001-06-12 2005-02-10 Entire Interest N-[3-(3-cyanopyrazolo[1,5-a]pyrimidin-5-yl)phenyl]-N-ethylacetamide and crystalline forms of zaleplon
US6852858B2 (en) * 2001-08-01 2005-02-08 Biogal Gyogyszergyar Rt. Process for purifying N-[3-(3-cyanopyrazolo[1,5-a]pyrimidin-7-yl)phenyl]-N-ethylacetamide (zaleplon) and crystalline forms of zaleplon accessible with the process

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5356897A (en) * 1991-09-09 1994-10-18 Fujisawa Pharmaceutical Co., Ltd. 3-(heteroaryl)-pyrazololi[1,5-a]pyrimidines
AU734009B2 (en) * 1997-05-30 2001-05-31 Merck & Co., Inc. Novel angiogenesis inhibitors
AR029780A1 (es) * 2000-12-13 2003-07-16 Gador Sa Procedimiento mejorado para la obtencion de n-[3(3-ciano-pirazolo[1,5-a]pirimidin-7-il)fenil]-n-etil-acetamida
US6852858B2 (en) * 2001-08-01 2005-02-08 Biogal Gyogyszergyar Rt. Process for purifying N-[3-(3-cyanopyrazolo[1,5-a]pyrimidin-7-yl)phenyl]-N-ethylacetamide (zaleplon) and crystalline forms of zaleplon accessible with the process
ES2223311T1 (es) * 2001-06-12 2005-03-01 Biogal Gyogyszergyar Rt. Procedimiento para la preparacion de n-(3-(3-cianopirazol(1,5-a)pirimidin-7-il)fenil)-n-etilacetamida (zaleplon).

Also Published As

Publication number Publication date
CZ20023575A3 (cs) 2004-01-14
SK50402005A3 (sk) 2005-08-04
EP1554279A1 (en) 2005-07-20
AU2003273390A1 (en) 2004-05-13
PL374911A1 (en) 2005-11-14
DE60317817D1 (de) 2008-01-10
EP1554279B1 (en) 2007-11-28
EA200500702A1 (ru) 2005-10-27
US20050245742A1 (en) 2005-11-03
EA007505B1 (ru) 2006-10-27
CZ293015B6 (cs) 2004-01-14
CA2503152A1 (en) 2004-05-06
JP2006507278A (ja) 2006-03-02
WO2004037824A1 (en) 2004-05-06

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