DD140457A5 - Verfahren zur herstellung von benzodifuranen - Google Patents

Verfahren zur herstellung von benzodifuranen Download PDF

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Publication number
DD140457A5
DD140457A5 DD78207824A DD20782478A DD140457A5 DD 140457 A5 DD140457 A5 DD 140457A5 DD 78207824 A DD78207824 A DD 78207824A DD 20782478 A DD20782478 A DD 20782478A DD 140457 A5 DD140457 A5 DD 140457A5
Authority
DD
German Democratic Republic
Prior art keywords
formula
compound
compounds
alkyl
hydrogen
Prior art date
Application number
DD78207824A
Other languages
German (de)
English (en)
Inventor
Bruno Kaegi
Geza Kormany
Christian Luethi
Original Assignee
Ciba Geigy 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 Ciba Geigy Ag filed Critical Ciba Geigy Ag
Publication of DD140457A5 publication Critical patent/DD140457A5/de

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Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D493/00Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
    • C07D493/02Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system in which the condensed system contains two hetero rings
    • C07D493/04Ortho-condensed systems
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/45Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by condensation
    • C07C45/46Friedel-Crafts reactions
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/76Ketones containing a keto group bound to a six-membered aromatic ring
    • C07C49/82Ketones containing a keto group bound to a six-membered aromatic ring containing hydroxy groups
    • C07C49/825Ketones containing a keto group bound to a six-membered aromatic ring containing hydroxy groups all hydroxy groups bound to the ring
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/76Ketones containing a keto group bound to a six-membered aromatic ring
    • C07C49/84Ketones containing a keto group bound to a six-membered aromatic ring containing ether groups, groups, groups, or groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Detergent Compositions (AREA)
  • Plural Heterocyclic Compounds (AREA)
DD78207824A 1977-09-16 1978-09-14 Verfahren zur herstellung von benzodifuranen DD140457A5 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU78135A LU78135A1 (de) 1977-09-16 1977-09-16 Verfahren zur herstellung von benzodifuranen

Publications (1)

Publication Number Publication Date
DD140457A5 true DD140457A5 (de) 1980-03-05

Family

ID=19728699

Family Applications (1)

Application Number Title Priority Date Filing Date
DD78207824A DD140457A5 (de) 1977-09-16 1978-09-14 Verfahren zur herstellung von benzodifuranen

Country Status (10)

Country Link
US (1) US4222739A (fr)
JP (1) JPS5463129A (fr)
CA (1) CA1097364A (fr)
DD (1) DD140457A5 (fr)
DE (1) DE2839595A1 (fr)
FR (1) FR2403342A1 (fr)
GB (1) GB2004871B (fr)
LU (1) LU78135A1 (fr)
NL (1) NL7809427A (fr)
SU (1) SU837325A3 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8824108D0 (en) * 1988-10-14 1988-11-23 Unilever Plc Bleaching & detergent compositions
WO2017159025A1 (fr) * 2016-03-15 2017-09-21 ソニー株式会社 Élément de conversion photoélectrique et dispositif de prise d'image à semi-conducteurs
HUE058789T2 (hu) 2017-06-05 2022-09-28 Senju Metal Industry Co Forrasztó berendezés

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE787580A (fr) * 1971-08-13 1973-02-14 Hoechst Ag Procede de preparation de derives du furanne
US3971731A (en) * 1973-02-09 1976-07-27 Bayer Aktiengesellschaft Benzodifuran compounds
DE2306515A1 (de) * 1973-02-09 1974-08-15 Bayer Ag Benzo-difuran-verbindungen

Also Published As

Publication number Publication date
FR2403342A1 (fr) 1979-04-13
LU78135A1 (de) 1979-05-23
GB2004871A (en) 1979-04-11
JPS5463129A (en) 1979-05-21
DE2839595A1 (de) 1979-03-29
CA1097364A (fr) 1981-03-10
GB2004871B (en) 1982-03-24
FR2403342B1 (fr) 1981-10-30
SU837325A3 (ru) 1981-06-07
US4222739A (en) 1980-09-16
NL7809427A (nl) 1979-03-20

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