FR1537206A - New process for the preparation of benzofurans and 2-formyl benzofurans - Google Patents

New process for the preparation of benzofurans and 2-formyl benzofurans

Info

Publication number
FR1537206A
FR1537206A FR115111A FR115111A FR1537206A FR 1537206 A FR1537206 A FR 1537206A FR 115111 A FR115111 A FR 115111A FR 115111 A FR115111 A FR 115111A FR 1537206 A FR1537206 A FR 1537206A
Authority
FR
France
Prior art keywords
benzofurans
formyl
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.)
Expired
Application number
FR115111A
Other languages
French (fr)
Inventor
Marcel Descamps
Fernand Henaux
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.)
Societe Belge de lAzote et des Produits Chimiques du Marly SA
Original Assignee
Societe Belge de lAzote et des Produits Chimiques du Marly 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
Application filed by Societe Belge de lAzote et des Produits Chimiques du Marly SA filed Critical Societe Belge de lAzote et des Produits Chimiques du Marly SA
Priority to FR115111A priority Critical patent/FR1537206A/en
Priority claimed from FR115257A external-priority patent/FR6457M/fr
Application granted granted Critical
Publication of FR1537206A publication Critical patent/FR1537206A/en
Expired 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
    • C07D307/77—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
    • C07D307/79—Benzo [b] furans; Hydrogenated benzo [b] furans with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the hetero ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
    • C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
    • C07C45/68—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
    • C07C45/70—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction with functional groups containing oxygen only in singly bound form
    • C07C45/71—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction with functional groups containing oxygen only in singly bound form being hydroxy groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C47/00—Compounds having —CHO groups
    • C07C47/52—Compounds having —CHO groups bound to carbon atoms of six—membered aromatic rings
    • C07C47/575—Compounds having —CHO groups bound to carbon atoms of six—membered aromatic rings containing ether groups, groups, groups, or groups
    • 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
    • C07D307/79—Benzo [b] furans; Hydrogenated benzo [b] furans with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the hetero ring
    • C07D307/80—Radicals substituted by oxygen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
    • C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
    • C07D317/10—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings
    • C07D317/14—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings with substituted hydrocarbon radicals attached to ring carbon atoms
    • C07D317/18—Radicals substituted by singly bound oxygen or sulfur atoms
    • C07D317/22—Radicals substituted by singly bound oxygen or sulfur atoms etherified

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
FR115111A 1967-07-21 1967-07-21 New process for the preparation of benzofurans and 2-formyl benzofurans Expired FR1537206A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR115111A FR1537206A (en) 1967-07-21 1967-07-21 New process for the preparation of benzofurans and 2-formyl benzofurans

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR115111A FR1537206A (en) 1967-07-21 1967-07-21 New process for the preparation of benzofurans and 2-formyl benzofurans
FR115257A FR6457M (en) 1967-07-21 1967-07-21

Publications (1)

Publication Number Publication Date
FR1537206A true FR1537206A (en) 1968-08-23

Family

ID=26178291

Family Applications (1)

Application Number Title Priority Date Filing Date
FR115111A Expired FR1537206A (en) 1967-07-21 1967-07-21 New process for the preparation of benzofurans and 2-formyl benzofurans

Country Status (1)

Country Link
FR (1) FR1537206A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2238644A1 (en) * 1971-08-13 1973-02-22 Hoechst Ag BENZOFURAN DERIVATIVES, PROCESS FOR THEIR PRODUCTION AND USE AS OPTICAL BRIGHTENERS
DE2238628B2 (en) * 1971-08-13 1978-10-26 Hoechst Ag, 6000 Frankfurt Process for the preparation of furan compounds
US4985596A (en) * 1988-08-30 1991-01-15 Ube Industries, Ltd. Process for producing substituted phenoxyethylamines oxime

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2238644A1 (en) * 1971-08-13 1973-02-22 Hoechst Ag BENZOFURAN DERIVATIVES, PROCESS FOR THEIR PRODUCTION AND USE AS OPTICAL BRIGHTENERS
DE2238628B2 (en) * 1971-08-13 1978-10-26 Hoechst Ag, 6000 Frankfurt Process for the preparation of furan compounds
US4985596A (en) * 1988-08-30 1991-01-15 Ube Industries, Ltd. Process for producing substituted phenoxyethylamines oxime
US5030755A (en) * 1988-08-30 1991-07-09 Ube Industries Ltd. Process for producing substituted phenoxyethylamines and intermediates

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