ES2059921T5 - Procedimiento para la obtencion de 2,5-dihidrofuranos. - Google Patents

Procedimiento para la obtencion de 2,5-dihidrofuranos.

Info

Publication number
ES2059921T5
ES2059921T5 ES90114340T ES90114340T ES2059921T5 ES 2059921 T5 ES2059921 T5 ES 2059921T5 ES 90114340 T ES90114340 T ES 90114340T ES 90114340 T ES90114340 T ES 90114340T ES 2059921 T5 ES2059921 T5 ES 2059921T5
Authority
ES
Spain
Prior art keywords
dihydrofurans
general formula
preparation
image
rearrangement
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
ES90114340T
Other languages
English (en)
Other versions
ES2059921T3 (es
Inventor
Martin Dr Fischer
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.)
BASF SE
Original Assignee
BASF SE
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=6386703&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2059921(T5) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by BASF SE filed Critical BASF SE
Publication of ES2059921T3 publication Critical patent/ES2059921T3/es
Application granted granted Critical
Publication of ES2059921T5 publication Critical patent/ES2059921T5/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
    • C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
    • C07D307/26—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
    • C07D307/28—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Catalysts (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Epoxy Compounds (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Furan Compounds (AREA)
  • Saccharide Compounds (AREA)

Abstract

EL INVENTO SE REFIERE A UN PROCEDIMIENTO; QUE SE EMPLEA PARA PRODUCIR 2,5 DIHIDROFORANENO, DE FORMULA (I); CONSISTE EN TRANSPONER CATALITICAMENTE EL 3,4 ULA (II) Y SE CARACTERIZA PORQUE LA TRANSPOSICION SE REALIZA CON CATALIZADOR QUE ABARCA LOS COMPONENTES A, B Y C Y A UNA TEMPERATURA ENTRE 60 LINO, UN HALOGENURO DE ONIUM; B UN SOLVENTE ORGANICO PARA EL COMPONENTE A; C UN ACIDO DE LEWIS O IODO ELEMENTAL Y R1, R (AL CUADRADO) , R3, R4, R5 Y R6 IGUALES O DIFERENTES HIDROGENO O GRUPOS ALQUILOS DE C1 A 4.
ES90114340T 1989-08-08 1990-07-26 Procedimiento para la obtencion de 2,5-dihidrofuranos. Expired - Lifetime ES2059921T5 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3926147A DE3926147A1 (de) 1989-08-08 1989-08-08 Verfahren zur herstellung von 2,5-dihydrofuranen

Publications (2)

Publication Number Publication Date
ES2059921T3 ES2059921T3 (es) 1994-11-16
ES2059921T5 true ES2059921T5 (es) 2002-04-01

Family

ID=6386703

Family Applications (1)

Application Number Title Priority Date Filing Date
ES90114340T Expired - Lifetime ES2059921T5 (es) 1989-08-08 1990-07-26 Procedimiento para la obtencion de 2,5-dihidrofuranos.

Country Status (6)

Country Link
US (1) US5034545A (es)
EP (1) EP0412366B2 (es)
JP (1) JP2807067B2 (es)
AT (1) ATE112274T1 (es)
DE (2) DE3926147A1 (es)
ES (1) ES2059921T5 (es)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6201138B1 (en) * 1990-03-08 2001-03-13 Eastman Chemical Company Isomerization of epoxyalkenes to 2,5-dihydrofurans
US5082956A (en) * 1990-03-08 1992-01-21 Eastman Kodak Company Isomerization of epoxyalkenes to 2,5-dihydrofurans
US5315019A (en) * 1991-11-19 1994-05-24 Eastman Chemical Company Continuous process for the manufacture of 2,5-dihydrofurans from γ, δ-epoxybutenes
US5238889A (en) * 1992-08-10 1993-08-24 Eastman Kodak Company Process for the separation of oligomeric materials from a catalyst mixture
DE4241942A1 (de) * 1992-12-11 1994-06-16 Basf Ag Verfahren zur Herstellung von 3,4-Epoxy-1-buten
DE4339269A1 (de) * 1993-11-18 1995-05-24 Basf Ag Verfahren zur Herstellung von gamma-Butyrolacton
DE4422671A1 (de) 1994-06-30 1996-01-04 Basf Ag Verfahren zur Herstellung von 2,5-Dihydrofuran
DE4424219A1 (de) 1994-07-09 1996-01-11 Basf Ag Verfahren zur Herstellung von 2,5-Dihydrofuran
US5466832A (en) * 1995-02-13 1995-11-14 Eastman Chemical Company Process for the manufacture of 2,5-dihydrofurans from γ, δ-epoxybutenes
US5591874A (en) * 1995-09-29 1997-01-07 Eastman Chemical Company Process for the preparation of 2,5-dihydrofuran compounds
DE19539331A1 (de) * 1995-10-23 1997-04-24 Basf Ag Verfahren zur Abtrennung von oligomeren Nebenprodukten von einem Isomerisierungskatalysator
US6335455B1 (en) * 1998-01-12 2002-01-01 Eastman Chemical Company Process for the production of 2,5-dihydrofuran
EP1086743B1 (en) * 1999-09-21 2006-08-16 Nippon Shokubai Co., Ltd. Catalyst for production of epoxides and methods for production thereof and epoxides
GB0405723D0 (en) * 2004-03-15 2004-04-21 Givauden Sa Organic compounds
US8404872B2 (en) * 2006-03-17 2013-03-26 Cornell University Production of 2,5-dihydrofurans and analogous compounds

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3812158A (en) * 1970-12-17 1974-05-21 Petro Tex Chem Corp Preparation of dihydrofuran from 3,4-epoxy-1-butene,3,4-dihydroxy-1-butene,or 1,4-dihydroxy-2-butene
US3932468A (en) * 1974-02-08 1976-01-13 Chevron Research Company Dihydrofuran preparation
US3996248A (en) * 1975-11-17 1976-12-07 Chevron Research Company Preparation of 2,5-dihydrofurans from butadiene monoxides

Also Published As

Publication number Publication date
JPH0377877A (ja) 1991-04-03
EP0412366B2 (de) 2001-10-31
ES2059921T3 (es) 1994-11-16
ATE112274T1 (de) 1994-10-15
JP2807067B2 (ja) 1998-09-30
DE59007323D1 (de) 1994-11-03
DE3926147A1 (de) 1991-02-14
US5034545A (en) 1991-07-23
EP0412366B1 (de) 1994-09-28
EP0412366A1 (de) 1991-02-13

Similar Documents

Publication Publication Date Title
ES2059921T5 (es) Procedimiento para la obtencion de 2,5-dihidrofuranos.
ES2103751T3 (es) Procedimiento para la obtencion de oxetanonas.
ES2084153T3 (es) Derivados ureido de compuestos poli-4-amino-2-carboxi-1-metilo.
ATE123013T1 (de) Reaktive perfluorovinylgruppen enthaltende verbindungen.
ES2193241T3 (es) Nuevas n-2-oxo2.3.4.5-tetrajodrp-1h-1,5-benzodiazepin-3-il)-3-amidas.
ES2081636T3 (es) Preparacion de piperidinas sustituidas.
ES2058331T3 (es) Procedimiento de obtencion de difenileteres clorados.
OA04813A (fr) Dérivés N-aminosulfénylés du méthylcarbamate de 2,3-dihydro-2,2-diméthyl-7-benzofyrannyle utiles comme insecticides.
BR9106518A (pt) Preparacao de piperidinas substituidas
SE7602144L (sv) Kvaternera imidazoliumforeningar
PT86375A (fr) Procede de preparation de thienylethylamines
DK0425359T3 (da) Fremgangsmåde til fremstilling af 3-benzoylbenzofuran-derivater
FR2381733A1 (fr) Procede de preparation de m-bromo-a,a,a-trifluorotoluenes
IE40760B1 (en) Dibenzofuran derivatives
GB2008588A (en) Recovering salts of aspartic acid
FI913658A (fi) 4-amino-d4,6-steroider och deras anvaendning som 5a-reduktas-inhibitorer.
FR2366282A1 (fr) Nouveaux esters de pyrazolyle a substituant tertiobutyle d'acide carbamique, leur procede de preparation et leur application comme insecticides et nematicides
US4082776A (en) 6-Alkoxy-4α-hydroxy-2β-tetrahydropyranacetic acid γ-lactones
ES467637A1 (es) Un nuevo procedimiento para preparar un compuesto de cefa- losporina
ES483249A1 (es) Procedimiento para la obtencion de diciclopentilen(2,2'-bis (4-alquil-6-t-butilfenoles).
KR830009077A (ko) 푸란 유도체의 제조방법
DK0779895T3 (da) Forbedret fremgangsmåde til fremstilling af sidekædederivater af cyclohexapeptidyl-lipopeptider
FR2366281A1 (fr) Nouveaux esters de o-pyrazolyle d'acide n,n-dimethyl-carbamique, leur procede de preparation et leur application comme insecticides
GB1460536A (en) Process for 'he preparation of thiophene derivatives and deriva tives obtained by the said process
KR830000250A (ko) 세팔로스포린 유도체 및 그 제조법

Legal Events

Date Code Title Description
FG2A Definitive protection

Ref document number: 412366

Country of ref document: ES