BE736890A - - Google Patents

Info

Publication number
BE736890A
BE736890A BE736890DA BE736890A BE 736890 A BE736890 A BE 736890A BE 736890D A BE736890D A BE 736890DA BE 736890 A BE736890 A BE 736890A
Authority
BE
Belgium
Prior art keywords
isoprene
acid anhydride
hours
aac
reaction
Prior art date
Application number
Other languages
English (en)
French (fr)
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
Priority claimed from DE19661593548 external-priority patent/DE1593548C3/de
Priority claimed from FR6925768A external-priority patent/FR2054822A5/fr
Application filed filed Critical
Publication of BE736890A publication Critical patent/BE736890A/fr

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
    • C07D307/87—Benzo [c] furans; Hydrogenated benzo [c] furans
    • C07D307/89—Benzo [c] furans; Hydrogenated benzo [c] furans with two oxygen atoms directly attached in positions 1 and 3
    • 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
    • C07D307/34—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D307/56—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members 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 ring carbon atoms
    • C07D307/60—Two oxygen atoms, e.g. succinic anhydride

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Furan Compounds (AREA)
BE736890D 1966-08-13 1969-07-31 BE736890A (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19661593548 DE1593548C3 (de) 1966-08-13 1966-08-13 Flüssige Gemische von Dimethyl tetra- bzw. -hexahydrophthalsäureanhydriden und Verfahren zu deren Herstellung
FR6925768A FR2054822A5 (en) 1969-07-28 1969-07-28 Liquid dicaroxylic acid anhydride mixtures - prepn

Publications (1)

Publication Number Publication Date
BE736890A true BE736890A (de) 1969-12-31

Family

ID=25753386

Family Applications (1)

Application Number Title Priority Date Filing Date
BE736890D BE736890A (de) 1966-08-13 1969-07-31

Country Status (1)

Country Link
BE (1) BE736890A (de)

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