FR2283898A1 - NEW PROCESS FOR THE PREPARATION OF BENZOFURANS SUBSTITUTES - Google Patents

NEW PROCESS FOR THE PREPARATION OF BENZOFURANS SUBSTITUTES

Info

Publication number
FR2283898A1
FR2283898A1 FR7527165A FR7527165A FR2283898A1 FR 2283898 A1 FR2283898 A1 FR 2283898A1 FR 7527165 A FR7527165 A FR 7527165A FR 7527165 A FR7527165 A FR 7527165A FR 2283898 A1 FR2283898 A1 FR 2283898A1
Authority
FR
France
Prior art keywords
benzofurans
substitutes
preparation
new process
new
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.)
Granted
Application number
FR7527165A
Other languages
French (fr)
Other versions
FR2283898B1 (en
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.)
Fisons Ltd
Original Assignee
Fisons Ltd
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 Fisons Ltd filed Critical Fisons Ltd
Publication of FR2283898A1 publication Critical patent/FR2283898A1/en
Application granted granted Critical
Publication of FR2283898B1 publication Critical patent/FR2283898B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D295/00—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms
    • C07D295/02—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms containing only hydrogen and carbon atoms in addition to the ring hetero elements
    • C07D295/027—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms containing only hydrogen and carbon atoms in addition to the ring hetero elements containing only one hetero ring
    • C07D295/03—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms containing only hydrogen and carbon atoms in addition to the ring hetero elements containing only one hetero ring with the ring nitrogen atoms directly attached to acyclic carbon atoms
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D405/00—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
    • C07D405/02—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings
    • C07D405/04—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings directly linked by a ring-member-to-ring-member bond
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D413/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms
    • C07D413/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms containing two hetero rings
    • C07D413/04—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms containing two hetero rings directly linked by a ring-member-to-ring-member bond
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials
FR7527165A 1974-09-05 1975-09-04 NEW PROCESS FOR THE PREPARATION OF BENZOFURANS SUBSTITUTES Granted FR2283898A1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB33686/75A GB1522142A (en) 1974-09-05 1974-09-05 Process for the production of 2,3-dihydrobenzofurans
GB3881574 1974-09-05
GB38814/74A GB1522141A (en) 1974-09-05 1974-09-05 2,3-dihydrobenzofuran derivatives and a process for their preparation
GB3881874 1974-09-05

Publications (2)

Publication Number Publication Date
FR2283898A1 true FR2283898A1 (en) 1976-04-02
FR2283898B1 FR2283898B1 (en) 1978-10-20

Family

ID=27448926

Family Applications (2)

Application Number Title Priority Date Filing Date
FR7527164A Granted FR2296629A1 (en) 1974-09-05 1975-09-04 PROCESS FOR SYNTHESIS OF HETEROCYCLIC COMPOUNDS
FR7527165A Granted FR2283898A1 (en) 1974-09-05 1975-09-04 NEW PROCESS FOR THE PREPARATION OF BENZOFURANS SUBSTITUTES

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR7527164A Granted FR2296629A1 (en) 1974-09-05 1975-09-04 PROCESS FOR SYNTHESIS OF HETEROCYCLIC COMPOUNDS

Country Status (9)

Country Link
JP (2) JPS5154547A (en)
AU (2) AU497714B2 (en)
BE (2) BE832937A (en)
CA (2) CA1066702A (en)
CH (2) CH608797A5 (en)
DE (2) DE2537891A1 (en)
FR (2) FR2296629A1 (en)
GB (2) GB1522141A (en)
NL (2) NL7510048A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3329126A1 (en) * 1983-08-11 1985-02-28 Bayer Ag, 5090 Leverkusen NEW BENZO-CONDENSED, TETRACHLORATED, HETEROCYCLIC COMPOUNDS AND A METHOD FOR THEIR PRODUCTION

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1120081A (en) * 1964-09-25 1968-07-17 Upjohn Co Improvements in or relating to substituted benzofuranols and the manufacture thereof

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1120081A (en) * 1964-09-25 1968-07-17 Upjohn Co Improvements in or relating to substituted benzofuranols and the manufacture thereof

Also Published As

Publication number Publication date
DE2537913A1 (en) 1976-03-18
FR2296629A1 (en) 1976-07-30
JPS5154547A (en) 1976-05-13
AU8414375A (en) 1977-02-24
DE2537891A1 (en) 1976-03-18
AU8413875A (en) 1977-02-24
CH610587A5 (en) 1979-04-30
BE832937A (en) 1976-03-01
JPS5154548A (en) 1976-05-13
NL7510048A (en) 1976-03-09
CA1068288A (en) 1979-12-18
CA1066702A (en) 1979-11-20
NL7510228A (en) 1976-03-09
GB1522142A (en) 1978-08-23
CH608797A5 (en) 1979-01-31
FR2283898B1 (en) 1978-10-20
BE832938A (en) 1976-03-01
GB1522141A (en) 1978-08-23
AU497714B2 (en) 1979-01-04
AU497993B2 (en) 1979-02-01
FR2296629B1 (en) 1980-04-11

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Legal Events

Date Code Title Description
ST Notification of lapse