CY2440B1 - Process improvement in the synthesis of N-A3-(3-cyanopyrazolo A1,5-aUpyrimidin-7-yl)phenylU-N-ethyl-acetamide. - Google Patents

Process improvement in the synthesis of N-A3-(3-cyanopyrazolo A1,5-aUpyrimidin-7-yl)phenylU-N-ethyl-acetamide.

Info

Publication number
CY2440B1
CY2440B1 CY0400035A CY0400035A CY2440B1 CY 2440 B1 CY2440 B1 CY 2440B1 CY 0400035 A CY0400035 A CY 0400035A CY 0400035 A CY0400035 A CY 0400035A CY 2440 B1 CY2440 B1 CY 2440B1
Authority
CY
Cyprus
Prior art keywords
aupyrimidin
phenylu
cyanopyrazolo
acetamide
synthesis
Prior art date
Application number
CY0400035A
Other languages
English (en)
Inventor
Padmanathan Thurairajah
Original Assignee
American Cyanamid Co
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 American Cyanamid Co filed Critical American Cyanamid Co
Publication of CY2440B1 publication Critical patent/CY2440B1/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D403/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00
    • C07D403/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings
    • C07D403/10—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings linked by a carbon chain containing aromatic rings
    • 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
    • A61P21/00—Drugs for disorders of the muscular or neuromuscular system
    • A61P21/02—Muscle relaxants, e.g. for tetanus or cramps
    • 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
    • A61P25/04—Centrally acting analgesics, e.g. opioids
    • 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
    • A61P25/08—Antiepileptics; Anticonvulsants
    • 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
    • A61P29/00—Non-central analgesic, antipyretic or antiinflammatory agents, e.g. antirheumatic agents; Non-steroidal antiinflammatory drugs [NSAID]
CY0400035A 1995-12-01 2004-05-06 Process improvement in the synthesis of N-A3-(3-cyanopyrazolo A1,5-aUpyrimidin-7-yl)phenylU-N-ethyl-acetamide. CY2440B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US785995P 1995-12-01 1995-12-01

Publications (1)

Publication Number Publication Date
CY2440B1 true CY2440B1 (en) 2004-11-12

Family

ID=21728482

Family Applications (1)

Application Number Title Priority Date Filing Date
CY0400035A CY2440B1 (en) 1995-12-01 2004-05-06 Process improvement in the synthesis of N-A3-(3-cyanopyrazolo A1,5-aUpyrimidin-7-yl)phenylU-N-ethyl-acetamide.

Country Status (25)

Country Link
US (1) US5714607A (xx)
EP (1) EP0776898B1 (xx)
JP (1) JP4112032B2 (xx)
KR (1) KR100439282B1 (xx)
CN (1) CN1057525C (xx)
AR (1) AR004822A1 (xx)
AT (1) ATE227290T1 (xx)
AU (1) AU718310B2 (xx)
BR (1) BR9605760A (xx)
CA (1) CA2191647C (xx)
CY (1) CY2440B1 (xx)
CZ (1) CZ292253B6 (xx)
DE (1) DE69624657T2 (xx)
DK (1) DK0776898T3 (xx)
ES (1) ES2184844T3 (xx)
HU (1) HU226398B1 (xx)
IL (1) IL119710A (xx)
MX (1) MX9605974A (xx)
NO (1) NO307181B1 (xx)
NZ (1) NZ299848A (xx)
PT (1) PT776898E (xx)
RU (1) RU2178415C2 (xx)
SK (1) SK281807B6 (xx)
TW (1) TW382629B (xx)
ZA (1) ZA9610008B (xx)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6399621B1 (en) 1999-08-10 2002-06-04 American Cyanamid Company N-methyl-N-(3-{3-[2-thienylcarbonyl]-pyrazol-[1, 5-α]-pyrimidin-7-yl}phenyl)acetamide and compositions and methods related thereto
US6485746B1 (en) 2000-08-25 2002-11-26 Neurocrine Biosciences, Inc. Controlled-release sedative-hypnotic compositions and methods related thereto
US20030091632A1 (en) * 1999-08-26 2003-05-15 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
SG125971A1 (en) * 2000-08-03 2006-10-30 Wyeth Corp Variable water hydrates of zaleplon and method forthe preparation thereof
EP1526136A1 (en) * 2000-08-03 2005-04-27 Wyeth Polymorphs of zaleplon and methods for the preparation thereof
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
EP1406871A4 (en) * 2001-06-12 2005-01-26 Biogal Gyogyszergyar PROCESS FOR THE PRODUCTION OF N- 3- (3-CYANOPYRAZOLO 1,5-A] PYRIMIDINE-7-YLE) PHENYL] -N-ETHYLACETAMIDE (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
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
DE50307812D1 (de) * 2002-02-14 2007-09-13 Cilag Ag Verfahren zur herstellung von n-ethyl-n-(3-(3-cyanopyrazolo-(1,5-a)-pyrimidin-7-yl)phenyl)-acetamid
EP1490068A1 (en) * 2002-02-15 2004-12-29 Biogal Gyogyszergyar Rt. 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
KR101248123B1 (ko) * 2003-09-04 2013-03-27 씨아이피엘에이 엘티디. 잘레플론의 합성
ES2515092T3 (es) 2003-12-11 2014-10-29 Sunovion Pharmaceuticals Inc. Combinación de un sedante y un modulador neurotransmisor y métodos de mejorar la calidad del sueño y de tratar la depresión
DE602004025747D1 (de) * 2004-01-14 2010-04-08 Mallinckrodt Inc Zweiphasiges verfahren zur synthese ausgewählter pyrazolopyrimidine
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
WO2005079851A2 (en) 2004-02-18 2005-09-01 Sepracor, Inc. Dopamine-agonist combination therapy with sedatives for improving sleep quality
WO2006070244A2 (en) * 2004-11-22 2006-07-06 Bakulesh Mafatlal Khamar A process for the preparation of zaleplon
US7649007B2 (en) * 2006-08-15 2010-01-19 Wyeth Llc Oxazolidine derivatives as PR modulators
WO2008021309A1 (en) * 2006-08-15 2008-02-21 Wyeth Imidazolidin-2-one derivatives useful as pr modulators
WO2008021337A1 (en) 2006-08-15 2008-02-21 Wyeth Oxazinan-2-one derivatives useful as pr modulators
TW200815428A (en) * 2006-08-15 2008-04-01 Wyeth Corp Oxazolidone derivatives as PR modulators
WO2008068600A2 (en) * 2006-12-06 2008-06-12 Orchid Chemicals & Pharmaceuticals Limited An improved process for the preparation of zaleplo
CZ2008468A3 (cs) 2008-07-31 2009-11-18 Farmak, A. S. Zpusob prípravy N-(1-benzo[b]thien-2-ylethyl)-N-hydroxymocoviny
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
CN112694336B (zh) * 2020-12-29 2021-11-16 哈尔滨工业大学 一种高纯α相氮化硅纤维毡的制备方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4281000A (en) * 1979-07-09 1981-07-28 American Cyanamid Company Substituted pyrazolo (1,5-a)pyrimidines and their use as anxiolytic agents
US4521422A (en) * 1983-06-23 1985-06-04 American Cyanamid Company Aryl and heteroaryl[7-(aryl and heteroaryl)pyrazolo[1,5-a]pyrimidin-3-yl]methanones
US4626538A (en) * 1983-06-23 1986-12-02 American Cyanamid Company [7-(3-disubstituted amino)phenyl]pyrazolo[1,5-a]pyrimidines
NZ208554A (en) * 1983-06-23 1987-06-30 American Cyanamid Co (aryl and heteroaryl)-(7-(aryl and heteroaryl)-pyrazolo (1,5-a) pyrimidin-3-yl)-methanone derivatives and pharmaceutical compositions
JPS62270584A (ja) * 1986-04-28 1987-11-24 Yoshitomi Pharmaceut Ind Ltd ４，７−ジヒドロピラゾロ〔１，５−ａ〕ピリミジン誘導体
GB9321162D0 (en) * 1993-10-13 1993-12-01 Boots Co Plc Therapeutic agents

Also Published As

Publication number Publication date
US5714607A (en) 1998-02-03
DE69624657T2 (de) 2003-08-21
CN1163893A (zh) 1997-11-05
NO965084D0 (no) 1996-11-28
NO965084L (no) 1997-06-02
HUP9603275A2 (en) 1997-08-28
KR970042543A (ko) 1997-07-24
HUP9603275A3 (en) 1997-10-28
SK281807B6 (sk) 2001-08-06
DE69624657D1 (de) 2002-12-12
HU9603275D0 (en) 1997-01-28
EP0776898B1 (en) 2002-11-06
HU226398B1 (en) 2008-11-28
CA2191647C (en) 2005-01-25
BR9605760A (pt) 1998-08-25
ATE227290T1 (de) 2002-11-15
CZ350596A3 (en) 1997-09-17
JP4112032B2 (ja) 2008-07-02
KR100439282B1 (ko) 2004-08-31
ES2184844T3 (es) 2003-04-16
DK0776898T3 (da) 2003-02-24
JPH09216885A (ja) 1997-08-19
SK153696A3 (en) 1997-11-05
TW382629B (en) 2000-02-21
CA2191647A1 (en) 1997-06-02
CN1057525C (zh) 2000-10-18
RU2178415C2 (ru) 2002-01-20
EP0776898A1 (en) 1997-06-04
NZ299848A (en) 1998-09-24
IL119710A0 (en) 1997-02-18
AU718310B2 (en) 2000-04-13
CZ292253B6 (cs) 2003-08-13
AR004822A1 (es) 1999-03-10
MX9605974A (es) 1998-04-30
AU7409196A (en) 1997-06-05
IL119710A (en) 1999-11-30
NO307181B1 (no) 2000-02-21
PT776898E (pt) 2003-02-28
ZA9610008B (en) 1998-08-28

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