SG48341A1 - Process for preparing benzopyran compounds - Google Patents

Process for preparing benzopyran compounds

Info

Publication number
SG48341A1
SG48341A1 SG1996009013A SG1996009013A SG48341A1 SG 48341 A1 SG48341 A1 SG 48341A1 SG 1996009013 A SG1996009013 A SG 1996009013A SG 1996009013 A SG1996009013 A SG 1996009013A SG 48341 A1 SG48341 A1 SG 48341A1
Authority
SG
Singapore
Prior art keywords
benzopyran compounds
preparing
preparing benzopyran
compounds
benzopyran
Prior art date
Application number
SG1996009013A
Other languages
English (en)
Inventor
Graham Johnson
Neil Smith
Graham Richard Geen
Inderjit Singh Mann
Vance Novack
Original Assignee
Smithkline Beecham Plc
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 Smithkline Beecham Plc filed Critical Smithkline Beecham Plc
Publication of SG48341A1 publication Critical patent/SG48341A1/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D257/00—Heterocyclic compounds containing rings having four nitrogen atoms as the only ring hetero atoms
    • C07D257/02—Heterocyclic compounds containing rings having four nitrogen atoms as the only ring hetero atoms not condensed with other rings
    • C07D257/04—Five-membered rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D405/00—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
    • C07D405/02—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings
    • C07D405/04—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings directly linked by a ring-member-to-ring-member bond

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
SG1996009013A 1992-11-27 1993-11-19 Process for preparing benzopyran compounds SG48341A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB929224922A GB9224922D0 (en) 1992-11-27 1992-11-27 Process

Publications (1)

Publication Number Publication Date
SG48341A1 true SG48341A1 (en) 1998-04-17

Family

ID=10725801

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996009013A SG48341A1 (en) 1992-11-27 1993-11-19 Process for preparing benzopyran compounds

Country Status (34)

Country Link
US (3) US5616721A (de)
EP (1) EP0670835B1 (de)
JP (2) JP3505179B2 (de)
KR (1) KR100305150B1 (de)
CN (1) CN1049657C (de)
AP (1) AP428A (de)
AT (1) ATE234297T1 (de)
AU (1) AU673704B2 (de)
BR (1) BR9307539A (de)
CA (1) CA2149886C (de)
CZ (2) CZ283978B6 (de)
DE (1) DE69332761T2 (de)
DK (1) DK0670835T3 (de)
ES (1) ES2194023T3 (de)
FI (1) FI952585A0 (de)
GB (1) GB9224922D0 (de)
HK (1) HK1012393A1 (de)
HU (2) HU222015B1 (de)
IL (3) IL119366A (de)
MA (1) MA23041A1 (de)
MX (1) MX9307406A (de)
MY (1) MY109573A (de)
NO (2) NO307967B1 (de)
NZ (1) NZ257857A (de)
PH (1) PH31585A (de)
PL (1) PL175039B1 (de)
RU (1) RU2094428C1 (de)
SG (1) SG48341A1 (de)
SI (1) SI9300613A (de)
SK (1) SK281083B6 (de)
TW (1) TW376384B (de)
UA (1) UA41904C2 (de)
WO (1) WO1994012492A1 (de)
ZA (1) ZA938826B (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995031445A1 (fr) * 1994-05-16 1995-11-23 Sumitomo Chemical Company, Limited Procede pour produire un compose de tetrazole et intermediaire prevu a cet effet
GB9410207D0 (en) * 1994-05-21 1994-07-06 Smithkline Beecham Plc Process
WO1996000225A1 (fr) * 1994-06-23 1996-01-04 Sumitomo Chemical Company, Limited Procede de production de 2-(tetrazol-5-yl)-4-oxo-4h-benzopyrannes
CH691301A5 (de) * 1995-06-29 2001-06-29 Sumitomo Chemical Co Verfahren zur Herstellung von 2-Acetyl-6-(4-(4-phenylbutoxy)benzoyl)aminophenol.
FR2742753B1 (fr) * 1995-12-22 1998-01-30 Rhone Poulenc Rorer Sa Nouveaux taxoides, leur preparation et les compositions pharmaceutiques qui les contiennent
US5939447A (en) * 1996-01-04 1999-08-17 Smithkline Beecham Corporation Substituted benzopyrans
GB9700331D0 (en) * 1997-01-09 1997-02-26 Smithkline Beecham Plc Process
KR100683274B1 (ko) 2004-02-12 2007-02-15 에스케이케미칼주식회사 치환된 벤조피란 화합물의 제조방법
CN100554236C (zh) * 2004-04-01 2009-10-28 住友化学株式会社 制备羧酸化合物的方法
KR100760015B1 (ko) * 2006-10-02 2007-09-19 에스케이케미칼주식회사 벤조피란 화합물 합성용 중간체
KR100716274B1 (ko) 2006-10-02 2007-05-09 에스케이케미칼주식회사 치환된 벤조피란 화합물 합성용 화합물
WO2010002075A1 (en) * 2008-07-02 2010-01-07 Pharmacostech Co., Ltd. Methods for preparing amide derivatives
CN101450943B (zh) * 2008-11-10 2012-11-07 河北科技大学 一种从四氢呋喃途径合成药物普仑司特的方法
CN104402711A (zh) * 2014-11-12 2015-03-11 平湖优康药物研发有限公司 一种抗哮喘药物普伦斯特中间体的合成工艺
CN108912100A (zh) * 2018-08-20 2018-11-30 浙江三门恒康制药有限公司 一种普仑斯特的制备方法
CN108947984B (zh) * 2018-09-17 2020-07-07 烟台万润药业有限公司 一种普仑司特的制备方法
CN110423206B (zh) * 2019-07-17 2022-07-08 天津大学 从氨肟化反应产物中分离环己酮肟、环己酮与甲苯的方法
CN111943899B (zh) * 2020-09-08 2023-04-21 河北凯诺中星科技有限公司 一种5-甲酸乙酯四氮唑的合成方法
CN113620937A (zh) * 2021-08-03 2021-11-09 湖南复瑞生物医药技术有限责任公司 一种高纯度小粒径普仑司特的制备方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1362782A (en) * 1970-08-26 1974-08-07 Fisons Ltd Tetrazole derivatives
GB8402577D0 (en) * 1984-02-01 1984-03-07 Fisons Plc Nitrogen heterocyclic compounds
CA1261835A (en) * 1984-08-20 1989-09-26 Masaaki Toda (fused) benz(thio)amides
JPH0395144A (ja) * 1989-08-04 1991-04-19 Ono Pharmaceut Co Ltd アミノフェノール誘導体の製造方法
JP3095144B1 (ja) * 1999-05-10 2000-10-03 工業技術院長 生分解性ポリウレタン複合体及びその製造方法

Also Published As

Publication number Publication date
CZ282991B6 (cs) 1997-12-17
JP2004035570A (ja) 2004-02-05
DE69332761T2 (de) 2004-03-18
DK0670835T3 (da) 2003-06-23
AP9300593A0 (en) 1994-01-31
CZ135795A3 (en) 1995-11-15
HUT72660A (en) 1996-05-28
IL119366A0 (en) 1997-01-10
SK69695A3 (en) 1995-11-08
HK1012393A1 (en) 1999-07-30
CZ283978B6 (cs) 1998-07-15
FI952585A (fi) 1995-05-26
JP3763828B2 (ja) 2006-04-05
US5616721A (en) 1997-04-01
US5587483A (en) 1996-12-24
NO952090D0 (no) 1995-05-26
IL119366A (en) 2001-08-26
JP3505179B2 (ja) 2004-03-08
WO1994012492A1 (en) 1994-06-09
RU95113433A (ru) 1997-02-20
CN1107153A (zh) 1995-08-23
SK281083B6 (sk) 2000-11-07
NO307967B1 (no) 2000-06-26
HU9503137D0 (en) 1995-12-28
AP428A (en) 1995-11-09
ATE234297T1 (de) 2003-03-15
AU5466594A (en) 1994-06-22
FI952585A0 (fi) 1995-05-26
HU9501553D0 (en) 1995-07-28
EP0670835A1 (de) 1995-09-13
US5596103A (en) 1997-01-21
CZ58497A3 (en) 1997-08-13
EP0670835B1 (de) 2003-03-12
UA41904C2 (uk) 2001-10-15
MA23041A1 (fr) 1994-07-01
SI9300613A (en) 1994-06-30
KR100305150B1 (ko) 2001-11-22
HU222015B1 (hu) 2003-03-28
CA2149886A1 (en) 1994-06-09
IL107759A (en) 1998-12-06
KR950704305A (ko) 1995-11-17
HU222017B1 (hu) 2003-03-28
MX9307406A (es) 1994-07-29
TW376384B (en) 1999-12-11
NO996324L (no) 1995-05-29
NZ257857A (en) 1996-11-26
GB9224922D0 (en) 1993-01-13
PL175039B1 (pl) 1998-10-30
ES2194023T3 (es) 2003-11-16
CA2149886C (en) 2005-05-03
AU673704B2 (en) 1996-11-21
BR9307539A (pt) 1999-05-25
RU2094428C1 (ru) 1997-10-27
NO309718B1 (no) 2001-03-19
CN1049657C (zh) 2000-02-23
NO996324D0 (no) 1999-12-20
IL107759A0 (en) 1994-02-27
HUT74010A (en) 1996-10-28
JPH08503481A (ja) 1996-04-16
ZA938826B (en) 1995-05-25
PH31585A (en) 1998-11-03
NO952090L (no) 1995-05-29
DE69332761D1 (de) 2003-04-17
PL309228A1 (en) 1995-10-02
MY109573A (en) 1997-02-28

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