BR9709735A - Processo para a preparação de 3-isocromanona e de ácido 2-clorometilfenilacético - Google Patents

Processo para a preparação de 3-isocromanona e de ácido 2-clorometilfenilacético

Info

Publication number
BR9709735A
BR9709735A BR9709735A BR9709735A BR9709735A BR 9709735 A BR9709735 A BR 9709735A BR 9709735 A BR9709735 A BR 9709735A BR 9709735 A BR9709735 A BR 9709735A BR 9709735 A BR9709735 A BR 9709735A
Authority
BR
Brazil
Prior art keywords
pct
isochromanone
preparation
acid
date dec
Prior art date
Application number
BR9709735A
Other languages
English (en)
Portuguese (pt)
Inventor
Raymond Vincent Heavon Jones
Michael Charles Henry Standen
Alfred Glyn Williams
Nicholas Russel Foster
Original Assignee
Zeneca Ltd
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 Zeneca Ltd filed Critical Zeneca Ltd
Publication of BR9709735A publication Critical patent/BR9709735A/pt

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D311/00Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02Heterocyclic 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
    • C07D311/76Benzo[c]pyrans

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Macromonomer-Based Addition Polymer (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Saccharide Compounds (AREA)
BR9709735A 1996-06-17 1997-05-21 Processo para a preparação de 3-isocromanona e de ácido 2-clorometilfenilacético BR9709735A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9612623.0A GB9612623D0 (en) 1996-06-17 1996-06-17 Chemical process
PCT/GB1997/001391 WO1997048692A1 (en) 1996-06-17 1997-05-21 Process for preparing 3-isochromanone

Publications (1)

Publication Number Publication Date
BR9709735A true BR9709735A (pt) 1999-08-10

Family

ID=10795412

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9709735A BR9709735A (pt) 1996-06-17 1997-05-21 Processo para a preparação de 3-isocromanona e de ácido 2-clorometilfenilacético

Country Status (18)

Country Link
US (1) US6008381A (enExample)
EP (1) EP0906304B1 (enExample)
JP (1) JP3830975B2 (enExample)
CN (1) CN1102590C (enExample)
AT (1) ATE203241T1 (enExample)
AU (1) AU2908697A (enExample)
BR (1) BR9709735A (enExample)
DE (1) DE69705721T2 (enExample)
DK (1) DK0906304T3 (enExample)
ES (1) ES2158561T3 (enExample)
GB (1) GB9612623D0 (enExample)
GR (1) GR3036239T3 (enExample)
IL (1) IL127502A (enExample)
IN (1) IN186158B (enExample)
PT (1) PT906304E (enExample)
TW (1) TW505641B (enExample)
WO (1) WO1997048692A1 (enExample)
ZA (1) ZA974629B (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL133288A (en) * 1997-08-26 2003-05-29 Zeneca Ltd Process for preparing 3-isochromanone
JP3874925B2 (ja) * 1998-04-22 2007-01-31 イハラケミカル工業株式会社 クロロメチルフェニル酢酸の製造方法
DE19923548A1 (de) 1999-05-21 2000-11-23 Clariant Gmbh Verfahren zur Herstellung von 3-Isochromanonen durch Cyclisierung von o-Chlormethylphenylessigsäuren
US6428654B1 (en) 2000-04-05 2002-08-06 Hercules Incorporated Fungicidal method
GB0125473D0 (en) * 2001-10-24 2001-12-12 Syngenta Ltd Chemical process
GB0210370D0 (en) * 2002-05-07 2002-06-12 Syngenta Ltd Chemical process
CN102297924B (zh) * 2011-06-21 2013-10-30 上海试四赫维化工有限公司 3-异苯并二氢吡喃酮中邻-甲基苯乙酸和2-氯甲基苯乙酸杂质含量的高效液相色谱分析方法
CN109456295B (zh) * 2018-12-11 2022-03-01 苏州华道生物药业股份有限公司 3-异苯并二氢吡喃酮的微通道法合成工艺
CN109553601B (zh) * 2019-01-31 2020-11-10 河南科技大学 一种无催化剂法制备5-溴异色满-4-酮的工艺方法
CN112125876A (zh) * 2020-08-25 2020-12-25 宁夏思科达生物科技有限公司 一种3-异色酮的合成方法
CN115417849B (zh) * 2022-10-10 2023-09-26 河南省化工研究所有限责任公司 一种催化合成3-异色酮的方法
CN115772147B (zh) * 2022-12-23 2024-03-22 长沙钰腾新材料有限公司 3-异色酮或其衍生物的合成方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA804045A (en) * 1969-01-14 Tenneco Chemicals Herbicidal compositions and methods
CA802822A (en) * 1968-12-31 S. Newcomer Jack 2,3,6-trichlorophenylacetic acid
US3489784A (en) * 1967-03-30 1970-01-13 Hoffmann La Roche (chlorinated alpha,alpha,alpha - trifluoro-m-tolyl)acetonitriles,acetamides and acetic acids
BE760968A (en) * 1970-12-29 1971-06-29 P R B En Neerlandais P R B N V Opt 2,3-subst phenyl acetic acid and derivpl
DE4415681A1 (de) * 1994-05-04 1995-11-16 Hoechst Ag Verfahren zur Herstellung von Arylessigsäurederivaten durch Carbonylierung von Arylmethylhalogeniden

Also Published As

Publication number Publication date
PT906304E (pt) 2001-10-31
ZA974629B (en) 1997-12-17
IL127502A (en) 2002-03-10
AU2908697A (en) 1998-01-07
JP2000512983A (ja) 2000-10-03
ES2158561T3 (es) 2001-09-01
DK0906304T3 (da) 2001-09-24
US6008381A (en) 1999-12-28
EP0906304A1 (en) 1999-04-07
CN1102590C (zh) 2003-03-05
GR3036239T3 (en) 2001-10-31
JP3830975B2 (ja) 2006-10-11
IN186158B (enExample) 2001-06-30
CN1222150A (zh) 1999-07-07
WO1997048692A1 (en) 1997-12-24
EP0906304B1 (en) 2001-07-18
GB9612623D0 (en) 1996-08-21
IL127502A0 (en) 1999-10-28
TW505641B (en) 2002-10-11
ATE203241T1 (de) 2001-08-15
DE69705721D1 (de) 2001-08-23
DE69705721T2 (de) 2002-05-08

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Legal Events

Date Code Title Description
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B25D Requested change of name of applicant approved
B25G Requested change of headquarter approved
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]
B25G Requested change of headquarter approved
B25A Requested transfer of rights approved

Owner name: E. I. DU PONT DE NEMOURS AND COMPANY (US)

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time
B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)