SK16232003A3 - Spôsob prípravy N-[3-(3-kyanopyrazolo [1,5-a]pyrimidín-7- yl)genyl]-N-etylacetamidu (zaleplonu) - Google Patents

Spôsob prípravy N-[3-(3-kyanopyrazolo [1,5-a]pyrimidín-7- yl)genyl]-N-etylacetamidu (zaleplonu) Download PDF

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Publication number
SK16232003A3
SK16232003A3 SK1623-2003A SK16232003A SK16232003A3 SK 16232003 A3 SK16232003 A3 SK 16232003A3 SK 16232003 A SK16232003 A SK 16232003A SK 16232003 A3 SK16232003 A3 SK 16232003A3
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SK
Slovakia
Prior art keywords
acid
zaleplon
water
reaction medium
mixture
Prior art date
Application number
SK1623-2003A
Other languages
English (en)
Slovak (sk)
Inventor
Ferenc Korodi
Erika Feher
Erika Magyar
Original Assignee
Biogal Gyogyszergyar Rt.
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 Biogal Gyogyszergyar Rt. filed Critical Biogal Gyogyszergyar Rt.
Publication of SK16232003A3 publication Critical patent/SK16232003A3/sk

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    • 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
    • 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
    • A61P25/22—Anxiolytics

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Neurosurgery (AREA)
  • Biomedical Technology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Engineering & Computer Science (AREA)
  • Neurology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Anesthesiology (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
SK1623-2003A 2001-06-12 2002-06-12 Spôsob prípravy N-[3-(3-kyanopyrazolo [1,5-a]pyrimidín-7- yl)genyl]-N-etylacetamidu (zaleplonu) SK16232003A3 (sk)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US29763501P 2001-06-12 2001-06-12
PCT/US2002/018567 WO2002100828A2 (en) 2001-06-12 2002-06-12 Process for the production of zaleplon

Publications (1)

Publication Number Publication Date
SK16232003A3 true SK16232003A3 (sk) 2004-12-01

Family

ID=23147125

Family Applications (1)

Application Number Title Priority Date Filing Date
SK1623-2003A SK16232003A3 (sk) 2001-06-12 2002-06-12 Spôsob prípravy N-[3-(3-kyanopyrazolo [1,5-a]pyrimidín-7- yl)genyl]-N-etylacetamidu (zaleplonu)

Country Status (20)

Country Link
US (2) US6884888B2 (cs)
EP (1) EP1406871A4 (cs)
JP (1) JP2005507858A (cs)
KR (1) KR20040007683A (cs)
CN (1) CN1537113A (cs)
CA (1) CA2450384A1 (cs)
CZ (1) CZ20033544A3 (cs)
DE (1) DE02778962T1 (cs)
ES (1) ES2223311T1 (cs)
HR (1) HRP20040016A2 (cs)
HU (1) HUP0402257A2 (cs)
IL (1) IL159281A0 (cs)
IS (1) IS7069A (cs)
MX (1) MXPA03011485A (cs)
NO (1) NO20035538D0 (cs)
PL (1) PL372942A1 (cs)
SK (1) SK16232003A3 (cs)
TR (1) TR200402588T3 (cs)
WO (1) WO2002100828A2 (cs)
ZA (1) ZA200309677B (cs)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
WO2002100828A2 (en) * 2001-06-12 2002-12-19 Biogal Gyogyszergyar Rt Process for the production of zaleplon
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
PL373694A1 (en) * 2002-02-15 2005-09-05 Teva Gyogyszergyar Reszvenytarsasag Powder composition comprising zaleplon of defined particle size distribution and pharmaceutical products made therefrom
PL207322B1 (pl) * 2002-05-14 2010-11-30 Adamed Społka Z Ograniczoną Odpowiedzialnością Sposób wytwarzania zaleplonu
WO2004035585A1 (en) * 2002-10-16 2004-04-29 Sanmar Speciality Chemicals Limited Synthesis of zaleplon
CZ293015B6 (cs) * 2002-10-25 2004-01-14 Léčiva, A.S. Způsob výroby N-ethyl-N-[3-(3-methyl-pyrazolo[1,5-a]pyrimidin-7-yl)-fenyl]-acetamidu (zaleplonu)
WO2005023813A1 (en) * 2003-09-04 2005-03-17 Cipla Limited Zaleplon synthesis
AU2004314335A1 (en) * 2004-01-14 2005-08-04 Mallinckrodt Inc. Two-phase method for the synthesis of selected pyrazolopyrimidines
HUP0400325A3 (en) 2004-02-02 2005-11-28 Richter Gedeon Vegyeszet Pure n-[3-(-cyanopyrazolo[1,5-a]pyrimidin-7-yl)phenyl]-n-ethyl-acetamide, process for its preparation and intermediates
WO2005099712A2 (en) * 2004-04-19 2005-10-27 Sanmar Speciality Chemicals Limited Process for preparation of n-[3-(3-cyanopyrazolo [1,5-a]pyrimidin-7-yl)phenyl]-n-ethylacetamide
WO2006070244A2 (en) * 2004-11-22 2006-07-06 Bakulesh Mafatlal Khamar A process for the preparation of zaleplon
CN102816163A (zh) * 2012-08-20 2012-12-12 四川禾邦阳光制药股份有限公司 扎来普隆的新晶型及制备方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4626538A (en) * 1983-06-23 1986-12-02 American Cyanamid Company [7-(3-disubstituted amino)phenyl]pyrazolo[1,5-a]pyrimidines
US5714607A (en) * 1995-12-01 1998-02-03 American Cyanamid Company Process improvement in the synthesis of N- 3-(3-cyano-pyrazolo 1,5-a!pyrimidin-7-yl)phenyl!-N-ethylacetamide
US6485746B1 (en) * 2000-08-25 2002-11-26 Neurocrine Biosciences, Inc. Controlled-release sedative-hypnotic compositions and methods related thereto
US6384221B1 (en) * 1999-09-02 2002-05-07 Neurocrine Biosciences, Inc. Polymorphs of N-methyl-N-(3-{3-[2-thienylcarbonyl]-pyrazol-[1,5-α]-pyrimidin-7-yl}phenyl)acetamide and compositions and methods related thereto
BR0113244A (pt) * 2000-08-03 2003-07-08 Wyeth Corp Polimorfos de zaleplon; métodos e processos para a preparação dos mesmos; composição farmacêutica
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
WO2002100828A2 (en) * 2001-06-12 2002-12-19 Biogal Gyogyszergyar Rt Process for the production 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
PL207322B1 (pl) * 2002-05-14 2010-11-30 Adamed Społka Z Ograniczoną Odpowiedzialnością Sposób wytwarzania zaleplonu

Also Published As

Publication number Publication date
CZ20033544A3 (cs) 2004-11-10
IL159281A0 (en) 2004-06-01
MXPA03011485A (es) 2004-06-11
TR200402588T3 (tr) 2004-11-22
HUP0402257A2 (hu) 2005-02-28
CA2450384A1 (en) 2002-12-19
PL372942A1 (en) 2005-08-08
IS7069A (is) 2003-12-10
EP1406871A4 (en) 2005-01-26
WO2002100828A3 (en) 2003-05-01
CN1537113A (zh) 2004-10-13
NO20035538D0 (no) 2003-12-11
JP2005507858A (ja) 2005-03-24
KR20040007683A (ko) 2004-01-24
US20030040522A1 (en) 2003-02-27
EP1406871A2 (en) 2004-04-14
HRP20040016A2 (en) 2004-10-31
US6884888B2 (en) 2005-04-26
US20050187225A1 (en) 2005-08-25
DE02778962T1 (de) 2005-02-10
WO2002100828A2 (en) 2002-12-19
ZA200309677B (en) 2004-12-13
ES2223311T1 (es) 2005-03-01

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