ES2126203T3 - Procedimiento para la preparacion de derivados de esteres trialquilicos. - Google Patents

Procedimiento para la preparacion de derivados de esteres trialquilicos.

Info

Publication number
ES2126203T3
ES2126203T3 ES95120040T ES95120040T ES2126203T3 ES 2126203 T3 ES2126203 T3 ES 2126203T3 ES 95120040 T ES95120040 T ES 95120040T ES 95120040 T ES95120040 T ES 95120040T ES 2126203 T3 ES2126203 T3 ES 2126203T3
Authority
ES
Spain
Prior art keywords
trialchyl
esters
derivatives
procedure
preparation
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
ES95120040T
Other languages
English (en)
Inventor
Elmar Dr Pfammatter
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.)
Lonza AG
Original Assignee
Lonza AG
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 Lonza AG filed Critical Lonza AG
Application granted granted Critical
Publication of ES2126203T3 publication Critical patent/ES2126203T3/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
    • 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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Steroid Compounds (AREA)

Abstract

SE DESCRIBE UN NUEVO PROCEDIMIENTO PARA LA OBTENCION DE DERIVADOS DE TRIALQUIESTERES DE FORMULA GENERAL (I), DONDE X ES CLORO, BROMO, IODO, TOSILOXI- O MESILOXI- Y R ES UN GRUPO ALQUILO DE C{SUB,1}-C{SUB,6}. SEGUN ESTE PROCEDIMINETO SE COMBINA UN METANOTRIALQUILTRICARBOXILATO DE FORMULA GENERAL (II), DONDE R TIENE EL SIGNIFICADO DADO ANTES, CON UN ETANO DISUSTITUIDO DE FORMULA GENERAL X-CH{SUB,2}-CH{SUB,2}-X, DONDE LOS DOS SUSTITUYENTES X PUEDEN SER IGUALES O DIFERENTES Y SIGNIFICAN LO QUE SE HA INDICADO ANTES; ESTA REACCION SE REALIZA EN PRESENCIA DE UN CARBONATO ALCALINO O ALCALINOTERREO.
ES95120040T 1994-12-21 1995-12-19 Procedimiento para la preparacion de derivados de esteres trialquilicos. Expired - Lifetime ES2126203T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH386894 1994-12-21

Publications (1)

Publication Number Publication Date
ES2126203T3 true ES2126203T3 (es) 1999-03-16

Family

ID=4265218

Family Applications (1)

Application Number Title Priority Date Filing Date
ES95120040T Expired - Lifetime ES2126203T3 (es) 1994-12-21 1995-12-19 Procedimiento para la preparacion de derivados de esteres trialquilicos.

Country Status (7)

Country Link
US (1) US5606100A (es)
EP (1) EP0718272B1 (es)
AT (1) ATE173457T1 (es)
CA (1) CA2165756C (es)
DE (1) DE59504259D1 (es)
DK (1) DK0718272T3 (es)
ES (1) ES2126203T3 (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9525398D0 (en) 1995-12-12 1996-02-14 Ass Octel Alkylation process
US20010020071A1 (en) 1997-10-10 2001-09-06 Capote Miguel Albert High performance cyanate-bismaleimide-epoxy resin compositions for printed circuits and encapsulants

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8822236D0 (en) * 1988-09-21 1988-10-26 Beecham Group Plc Chemical process

Also Published As

Publication number Publication date
CA2165756A1 (en) 1996-06-22
ATE173457T1 (de) 1998-12-15
DE59504259D1 (de) 1998-12-24
DK0718272T3 (da) 1999-08-02
EP0718272B1 (de) 1998-11-18
US5606100A (en) 1997-02-25
CA2165756C (en) 2006-10-03
EP0718272A1 (de) 1996-06-26

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