ES2087356T5 - Un procedimiento para la alfa-monoalquilacion de arilacetonitrilos, arilacetoesteres y acidos arilaceticos. - Google Patents

Un procedimiento para la alfa-monoalquilacion de arilacetonitrilos, arilacetoesteres y acidos arilaceticos.

Info

Publication number
ES2087356T5
ES2087356T5 ES92112028T ES92112028T ES2087356T5 ES 2087356 T5 ES2087356 T5 ES 2087356T5 ES 92112028 T ES92112028 T ES 92112028T ES 92112028 T ES92112028 T ES 92112028T ES 2087356 T5 ES2087356 T5 ES 2087356T5
Authority
ES
Spain
Prior art keywords
alpha
arylacetonitrils
arylacethesters
alkylation
mono
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
ES92112028T
Other languages
English (en)
Other versions
ES2087356T3 (es
Inventor
Pierre Camille Loosen
Pietro Tundo
Maurizio Selva
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.)
Tessenderlo Chemie NV SA
Original Assignee
Tessenderlo Chemie NV 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26330753&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2087356(T5) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from IT002137 external-priority patent/IT1250729B/it
Priority claimed from ITMI920081A external-priority patent/IT1258787B/it
Application filed by Tessenderlo Chemie NV SA filed Critical Tessenderlo Chemie NV SA
Publication of ES2087356T3 publication Critical patent/ES2087356T3/es
Application granted granted Critical
Publication of ES2087356T5 publication Critical patent/ES2087356T5/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C253/00—Preparation of carboxylic acid nitriles
    • C07C253/30—Preparation of carboxylic acid nitriles by reactions not involving the formation of cyano groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C57/00—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms
    • C07C57/30—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms containing six-membered aromatic rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C59/00—Compounds having carboxyl groups bound to acyclic carbon atoms and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
    • C07C59/40—Unsaturated compounds
    • C07C59/58—Unsaturated compounds containing ether groups, groups, groups, or groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C59/00—Compounds having carboxyl groups bound to acyclic carbon atoms and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
    • C07C59/40—Unsaturated compounds
    • C07C59/58—Unsaturated compounds containing ether groups, groups, groups, or groups
    • C07C59/64—Unsaturated compounds containing ether groups, groups, groups, or groups containing six-membered aromatic rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/30—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group
    • C07C67/333—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by isomerisation; by change of size of the carbon skeleton
    • C07C67/343—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

PROCESO PARA LA ALFA-MONOALQUILACION DE ARILACETONITRILOS, ARILACETOESTERES Y ACIDOS ARILACETICOS CON CARBONATOS DE DIALQUIL EN FASE LIQUIDA, EN PRESENCIA DE BASES A TEMPERATURAS EN EL RANGO DE UNOS 100 GRADOS C A UNOS 270 GRADOS C.
ES92112028T 1991-07-31 1992-07-15 Un procedimiento para la alfa-monoalquilacion de arilacetonitrilos, arilacetoesteres y acidos arilaceticos. Expired - Lifetime ES2087356T5 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT002137 IT1250729B (it) 1991-07-31 1991-07-31 Processo per alfa-monoalchilazione di arilacetonitrili
ITMI920081A IT1258787B (it) 1992-01-17 1992-01-17 Processo per la alfa-monoalchilazione di esteri arilacetici

Publications (2)

Publication Number Publication Date
ES2087356T3 ES2087356T3 (es) 1996-07-16
ES2087356T5 true ES2087356T5 (es) 1999-06-01

Family

ID=26330753

Family Applications (1)

Application Number Title Priority Date Filing Date
ES92112028T Expired - Lifetime ES2087356T5 (es) 1991-07-31 1992-07-15 Un procedimiento para la alfa-monoalquilacion de arilacetonitrilos, arilacetoesteres y acidos arilaceticos.

Country Status (8)

Country Link
US (1) US5278333A (es)
EP (1) EP0525506B2 (es)
JP (1) JPH05208944A (es)
AT (1) ATE137494T1 (es)
DE (1) DE69210323T3 (es)
DK (1) DK0525506T4 (es)
ES (1) ES2087356T5 (es)
GR (2) GR3020693T3 (es)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4242451A1 (de) * 1992-12-16 1994-06-23 Basf Ag Verfahren zur Herstellung von 5-Ringheterocyclen
DE4407495A1 (de) * 1994-03-07 1995-09-14 Basf Ag Verfahren zur Methylierung organischer Verbindungen
TWI262791B (en) 1999-10-27 2006-10-01 Nobex Corp 6-methoxy-2-naphthylacetic acid prodrugs
US6436990B1 (en) 1999-10-27 2002-08-20 Nobex Corporation 6-methoxy-2-naphthylacetic acid prodrugs
US6552078B2 (en) 1999-10-27 2003-04-22 Nobex Corp 6-methoxy-2-naphthylacetic acid prodrugs
US6653503B2 (en) 2001-12-17 2003-11-25 Novartis Ag Microwave irradiation process for preparing methyl esters
CN104974153B (zh) * 2015-06-13 2017-03-29 复旦大学 7‑[1‑(烷氧羰基)‑烷基]‑5‑氧代‑1,2,3,5‑四氢中氮茚‑8‑羧酸酯类化合物的合成方法
CN110872237A (zh) * 2018-08-30 2020-03-10 江苏瑞科医药科技有限公司 一种用新型的碳酸二甲酯甲基化催化剂在制备α-甲基苯乙酸中的应用
CN110872235A (zh) * 2018-08-30 2020-03-10 江苏瑞科医药科技有限公司 一种用新型的碳酸二甲酯甲基化催化剂在制备α-甲基苯乙酸中的应用
CN109485556A (zh) * 2018-10-19 2019-03-19 浙江大学 一锅法合成2-苯基丙酸的方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3896157A (en) * 1967-01-13 1975-07-22 Syntex Corp Dihydo 2-naphthylacetic acid derivatives
FR1546478A (fr) * 1967-01-27 1968-11-22 Rhone Poulenc Sa Nouveaux dérivés de l'acide benzoyl-3 phénylacétique et leur préparation
US3720708A (en) * 1971-10-01 1973-03-13 O Halpern 2-amino-2-(6-methoxy-2-naphthyl)-propionic acid and derivatives thereof
GB1459084A (en) * 1973-05-24 1976-12-22 Boots Co Ltd Preparation of arylalkanoic acid
IT1213054B (it) * 1986-04-03 1989-12-07 Consiglio Nazionale Ricerche Procedimento continuo perl'alchilazione di composti ch-acidi con carbonati alchilici in condizioni di catalisi di trasferimento di fase gas-liquido.

Also Published As

Publication number Publication date
GR3020693T3 (en) 1996-10-31
JPH05208944A (ja) 1993-08-20
DE69210323T3 (de) 1999-06-02
EP0525506A2 (en) 1993-02-03
EP0525506B1 (en) 1996-05-01
DK0525506T4 (da) 1999-10-11
ES2087356T3 (es) 1996-07-16
EP0525506A3 (en) 1993-08-11
DE69210323D1 (de) 1996-06-05
ATE137494T1 (de) 1996-05-15
DK0525506T3 (da) 1996-08-12
GR3030539T3 (en) 1999-10-29
DE69210323T2 (de) 1996-09-12
US5278333A (en) 1994-01-11
EP0525506B2 (en) 1999-03-17

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