ES2158466T3 - Procedimiento de preparacion de la enol-lactona del acido 2-oxociclohexiliden-acetico y aplicacion a la preparacion de 2-cumaranona. - Google Patents

Procedimiento de preparacion de la enol-lactona del acido 2-oxociclohexiliden-acetico y aplicacion a la preparacion de 2-cumaranona.

Info

Publication number
ES2158466T3
ES2158466T3 ES97401561T ES97401561T ES2158466T3 ES 2158466 T3 ES2158466 T3 ES 2158466T3 ES 97401561 T ES97401561 T ES 97401561T ES 97401561 T ES97401561 T ES 97401561T ES 2158466 T3 ES2158466 T3 ES 2158466T3
Authority
ES
Spain
Prior art keywords
acid
preparation
lactone
enol
acetic acid
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
ES97401561T
Other languages
English (en)
Inventor
Nathalie Carmona
Laurent Carmona
Alain Perrard
Jean-Claude Vallejos
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Clariant France SA
Original Assignee
Clariant France SA
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 Clariant France SA filed Critical Clariant France SA
Application granted granted Critical
Publication of ES2158466T3 publication Critical patent/ES2158466T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D307/78—Benzo [b] furans; Hydrogenated benzo [b] furans
    • C07D307/82—Benzo [b] furans; Hydrogenated benzo [b] furans with hetero atoms or 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 to carbon atoms of the hetero ring
    • C07D307/83—Oxygen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Furan Compounds (AREA)
  • Catalysts (AREA)
  • Seasonings (AREA)
  • Pyrane Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

PROCEDIMIENTO DE PREPARACION DE LA ENOL DO 2 OXOCICLOHEXILIDENOACETICO EN EL QUE I) SE HACE REACCIONAR ACIDO GLIOXILICO SOBRE CICLOHEXANONA EN PRESENCIA DE UN ACIDO HALOGENADO PARA OBTENER UN PRODUCTO BRUTO DE REACCION B1; Y A CONTINUACION II) SE HACE REACCIONAR ESTE BRUTO DE REACCION B1 DESPUES DE LA SOLUBILIZACION EN UN DISOLVENTE ORGANICO EN PRESENCIA DE UN ACIDO FUERTE SOLUBLE EN DICHO DISOLVENTE ORGANICO O DE RESINAS FUERTEMENTE ACIDAS PARA OBTENER LA ENOL DE EA, Y APLICACION EN LA PREPARACION DE LA 2 - CUMARANONA.
ES97401561T 1996-07-09 1997-07-02 Procedimiento de preparacion de la enol-lactona del acido 2-oxociclohexiliden-acetico y aplicacion a la preparacion de 2-cumaranona. Expired - Lifetime ES2158466T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9608528A FR2750990B1 (fr) 1996-07-09 1996-07-09 Procede de preparation de l'enol-lactone de l'acide 2-oxocyclohexylidene acetique et application a la preparation de la 2-coumaranone

Publications (1)

Publication Number Publication Date
ES2158466T3 true ES2158466T3 (es) 2001-09-01

Family

ID=9493841

Family Applications (1)

Application Number Title Priority Date Filing Date
ES97401561T Expired - Lifetime ES2158466T3 (es) 1996-07-09 1997-07-02 Procedimiento de preparacion de la enol-lactona del acido 2-oxociclohexiliden-acetico y aplicacion a la preparacion de 2-cumaranona.

Country Status (8)

Country Link
US (1) US5773632A (es)
EP (1) EP0818451B1 (es)
JP (1) JP4145373B2 (es)
CN (1) CN100335474C (es)
AT (1) ATE202095T1 (es)
DE (1) DE69705169T2 (es)
ES (1) ES2158466T3 (es)
FR (1) FR2750990B1 (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT410796B (de) * 2000-06-06 2003-07-25 Dsm Fine Chem Austria Gmbh Verfahren zur herstellung von 2-coumaron
CN106986848B (zh) * 2017-02-23 2019-06-21 浙江大学 碱催化制备2-羟基亚环己烯基乙酸烯醇内酯的方法
CN115138363A (zh) * 2021-03-30 2022-10-04 中国科学院大连化学物理研究所 用于催化脱氢制备苯并呋喃-2(3h)-酮的催化剂及其制备方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE584372C (de) * 1930-06-26 1933-10-18 C H Boehringer Sohn A G Verfahren zur Darstellung von ª†-Laktonen
DE1184774B (de) * 1958-06-18 1965-01-07 Shell Int Research Verfahren zur Herstellung von bicyclischen gamma-Lactonen
US3676463A (en) * 1970-10-15 1972-07-11 Pfizer Oxobenzofuran carboxamides
US3862133A (en) * 1973-04-30 1975-01-21 Goodrich Co B F Gamma-lactones of o-hydroxyphenylacetic acids
FR2721609B1 (fr) * 1994-06-22 1996-10-04 Hoechst France Méthode de préparation de la 2-coumaranone.

Also Published As

Publication number Publication date
FR2750990A1 (fr) 1998-01-16
CN1185436A (zh) 1998-06-24
DE69705169T2 (de) 2002-03-07
JPH1072459A (ja) 1998-03-17
EP0818451A1 (fr) 1998-01-14
CN100335474C (zh) 2007-09-05
DE69705169D1 (de) 2001-07-19
EP0818451B1 (fr) 2001-06-13
JP4145373B2 (ja) 2008-09-03
US5773632A (en) 1998-06-30
ATE202095T1 (de) 2001-06-15
FR2750990B1 (fr) 1998-11-06

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