ATE192148T1 - Verfahren zur herstellung von 2-cyano-4-oxo-4h- benzopyran-verbindungen - Google Patents

Verfahren zur herstellung von 2-cyano-4-oxo-4h- benzopyran-verbindungen

Info

Publication number
ATE192148T1
ATE192148T1 AT94110888T AT94110888T ATE192148T1 AT E192148 T1 ATE192148 T1 AT E192148T1 AT 94110888 T AT94110888 T AT 94110888T AT 94110888 T AT94110888 T AT 94110888T AT E192148 T1 ATE192148 T1 AT E192148T1
Authority
AT
Austria
Prior art keywords
alkyl
chem
phenyl
general formula
oxo
Prior art date
Application number
AT94110888T
Other languages
English (en)
Inventor
Takayuki Higashii
Hideki Ushio
Yukari Fujimoto
Tsutomu Matsumoto
Masayoshi Minai
Katsuichi Yasunaga
Hiroshi Sogabe
Takahiro Kotera
Original Assignee
Sumitomo Chemical 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
Priority claimed from JP17333393A external-priority patent/JP3269188B2/ja
Priority claimed from JP17443993A external-priority patent/JP3185482B2/ja
Priority claimed from JP17806593A external-priority patent/JP3362458B2/ja
Priority claimed from JP18025093A external-priority patent/JP3528204B2/ja
Priority claimed from JP20749893A external-priority patent/JP3486922B2/ja
Priority claimed from JP27366993A external-priority patent/JP3355535B2/ja
Application filed by Sumitomo Chemical Co filed Critical Sumitomo Chemical Co
Application granted granted Critical
Publication of ATE192148T1 publication Critical patent/ATE192148T1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/22—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4
    • C07D311/24—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4 with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached in position 2

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pyrane Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
AT94110888T 1993-07-13 1994-07-13 Verfahren zur herstellung von 2-cyano-4-oxo-4h- benzopyran-verbindungen ATE192148T1 (de)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP17333393A JP3269188B2 (ja) 1993-07-13 1993-07-13 カルボン酸誘導体の製造法
JP17443993A JP3185482B2 (ja) 1993-07-14 1993-07-14 ニトリル化方法
JP17806593A JP3362458B2 (ja) 1993-07-19 1993-07-19 芳香族アミド化合物の製造法
JP18025093A JP3528204B2 (ja) 1993-07-21 1993-07-21 ２−カルボキシ−ベンゾ−４−ピロン類の製造法
JP20749893A JP3486922B2 (ja) 1993-08-23 1993-08-23 酸アミドの製造法
JP27366993A JP3355535B2 (ja) 1993-11-01 1993-11-01 有機化合物結晶の製造方法

Publications (1)

Publication Number Publication Date
ATE192148T1 true ATE192148T1 (de) 2000-05-15

Family

ID=27553401

Family Applications (1)

Application Number Title Priority Date Filing Date
AT94110888T ATE192148T1 (de) 1993-07-13 1994-07-13 Verfahren zur herstellung von 2-cyano-4-oxo-4h- benzopyran-verbindungen

Country Status (6)

Country Link
US (1) US5659051A (de)
EP (1) EP0634409B1 (de)
AT (1) ATE192148T1 (de)
CA (1) CA2127945C (de)
DE (1) DE69424095T2 (de)
ES (1) ES2146239T3 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH691301A5 (de) * 1995-06-29 2001-06-29 Sumitomo Chemical Co Verfahren zur Herstellung von 2-Acetyl-6-(4-(4-phenylbutoxy)benzoyl)aminophenol.
US6660871B2 (en) * 2001-02-01 2003-12-09 Thomas Jefferson Unversity Synthesis of 4H-chromene derivatives
JPWO2002085880A1 (ja) * 2001-04-19 2004-08-12 小野薬品工業株式会社 ニトリル化合物の製造方法
AU2003211758A1 (en) 2002-02-28 2003-10-08 Ono Pharmaceutical Co., Ltd. Process for producing chromone compound
US7511171B2 (en) * 2004-04-01 2009-03-31 Sumitomo Chemical Company, Limited Method for producing carboxylic acid compound
US20090053641A1 (en) * 2005-03-24 2009-02-26 Kazuyoshi Kuroda Charge control agent and related art
ITMI20061606A1 (it) * 2006-08-09 2008-02-10 Dipharma Spa Procedimento per la preparazione di composti nitrilici
CN105732367A (zh) * 2016-03-23 2016-07-06 叶芳 对苯丁氧基苯甲酸及其制备方法
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

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1296469A (de) * 1970-02-05 1972-11-15
CA960223A (en) * 1970-02-05 1974-12-31 Mervyn E. Peel Tetrazolyl chromones
GB1428676A (en) * 1972-05-25 1976-03-17 Fisons Ltd Process for the production of bis-chromone derivatives
GB1457256A (en) * 1972-12-05 1976-12-01 Miles Lab 1-phenoxy-2-formyloxy-3-2-cyanochromonyloxy-propanes
GB1457254A (en) * 1972-12-05 1976-12-01 Miles Lab 1-phenoxy-2-hydroxy-3-chromonyloxy-propane derivatives
GB1457255A (en) * 1972-12-05 1976-12-01 Miles Lab 1-phenoxy-2-hydroxy-3-2-amido-chromonyloxy-propanes
BE794639A (en) * 1973-01-26 1973-05-16 Fisons Ltd Phenoxy-alkyloxy-4-oxo-4h-1-benzopyran-2-carboxylic - acids and-2-yl tetrazoles - anaphylactic slow reacting substance anta
GB1488707A (en) * 1974-07-10 1977-10-12 Fisons Ltd 5-(2-hydroxy-propoxy)-4-oxo-8-propyl-4h-1-benzopyran-2-carboxylic acid and derivatives thereof

Also Published As

Publication number Publication date
DE69424095T2 (de) 2000-09-28
CA2127945C (en) 2007-01-09
EP0634409A1 (de) 1995-01-18
CA2127945A1 (en) 1995-01-14
US5659051A (en) 1997-08-19
EP0634409B1 (de) 2000-04-26
DE69424095D1 (de) 2000-05-31
ES2146239T3 (es) 2000-08-01

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification