ES8500937A1 - Un procedimiento de preparacion de nuevos benzopirano-(2,3-d)-v-triazoles. - Google Patents

Un procedimiento de preparacion de nuevos benzopirano-(2,3-d)-v-triazoles.

Info

Publication number
ES8500937A1
ES8500937A1 ES520667A ES520667A ES8500937A1 ES 8500937 A1 ES8500937 A1 ES 8500937A1 ES 520667 A ES520667 A ES 520667A ES 520667 A ES520667 A ES 520667A ES 8500937 A1 ES8500937 A1 ES 8500937A1
Authority
ES
Spain
Prior art keywords
benzopyrano
alkyl
compounds
triazole intermediates
intermediates
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
Application number
ES520667A
Other languages
English (en)
Other versions
ES520667A0 (es
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.)
Beecham Group PLC
Original Assignee
Beecham Group PLC
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 Beecham Group PLC filed Critical Beecham Group PLC
Publication of ES520667A0 publication Critical patent/ES520667A0/es
Publication of ES8500937A1 publication Critical patent/ES8500937A1/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D249/00—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms
    • C07D249/02—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms not condensed with other rings
    • C07D249/04—1,2,3-Triazoles; Hydrogenated 1,2,3-triazoles
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C43/00—Ethers; Compounds having groups, groups or groups
    • C07C43/02—Ethers
    • C07C43/20—Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring
    • C07C43/23—Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring containing hydroxy or O-metal groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D491/00—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00
    • C07D491/02—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00 in which the condensed system contains two hetero rings
    • C07D491/04—Ortho-condensed systems

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)

Abstract

PROCEDIMIENTO PARA LA PREPARACION DE BENZOPIRANO 2,3-D-V-TRIAZOLES, DE FORMULA GENERAL (I).CONSISTE EN SOMETER A UNA REACCION DE ELIMINACION DEL GRUPO TRIFENILMETILO, A UN COMPUESTO DE FORMULA GENERAL (II), MEDIANTE SU REACCION CON UN ACIDO A UNA TEMPERATURA COMPRENDIDA ENTRE CERO Y 100 GRADOS.DE APLICACION COMO COMPUESTOS INTERMEDIOS EN LA PREPARACION DE COMPUESTOS PARA EL TRATAMIENTO DE ENFERMEDADES ALERGICAS.
ES520667A 1981-07-16 1983-03-16 Un procedimiento de preparacion de nuevos benzopirano-(2,3-d)-v-triazoles. Expired ES8500937A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8122022 1981-07-16

Publications (2)

Publication Number Publication Date
ES520667A0 ES520667A0 (es) 1984-11-01
ES8500937A1 true ES8500937A1 (es) 1984-11-01

Family

ID=10523303

Family Applications (2)

Application Number Title Priority Date Filing Date
ES514038A Expired ES8308328A1 (es) 1981-07-16 1982-07-15 Un procedimiento de preparacion de nuevos benzopirano (2,3-d)-u-triazoles.
ES520667A Expired ES8500937A1 (es) 1981-07-16 1983-03-16 Un procedimiento de preparacion de nuevos benzopirano-(2,3-d)-v-triazoles.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
ES514038A Expired ES8308328A1 (es) 1981-07-16 1982-07-15 Un procedimiento de preparacion de nuevos benzopirano (2,3-d)-u-triazoles.

Country Status (8)

Country Link
EP (2) EP0149223A3 (es)
JP (1) JPS5823694A (es)
AU (1) AU552768B2 (es)
CA (1) CA1239144A (es)
DE (1) DE3270392D1 (es)
ES (2) ES8308328A1 (es)
NZ (1) NZ201274A (es)
ZA (1) ZA824997B (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8428742D0 (en) * 1984-11-14 1984-12-27 Beecham Group Plc Process
US4678787A (en) * 1985-01-30 1987-07-07 Warner-Lambert Company 4H-1-benzopyran-4-ones and their sulfur containing analogs

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NZ199139A (en) * 1980-12-13 1985-01-31 Beecham Group Ltd Benz(phenoxyalkoxy)-9-oxo-1h,9h-benzopyrano-(2,3-d)-v-triazoles

Also Published As

Publication number Publication date
AU552768B2 (en) 1986-06-19
ES520667A0 (es) 1984-11-01
NZ201274A (en) 1985-01-31
EP0071358A2 (en) 1983-02-09
EP0149223A3 (en) 1986-07-16
ES514038A0 (es) 1983-08-16
EP0071358A3 (en) 1983-07-20
ZA824997B (en) 1983-05-25
CA1239144A (en) 1988-07-12
JPS5823694A (ja) 1983-02-12
ES8308328A1 (es) 1983-08-16
AU8601482A (en) 1983-01-20
DE3270392D1 (de) 1986-05-15
EP0149223A2 (en) 1985-07-24
EP0071358B1 (en) 1986-04-09

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