BE525505A - - Google Patents

Info

Publication number
BE525505A
BE525505A BE525505DA BE525505A BE 525505 A BE525505 A BE 525505A BE 525505D A BE525505D A BE 525505DA BE 525505 A BE525505 A BE 525505A
Authority
BE
Belgium
Prior art keywords
sodium
xanthene
process according
transfer agent
chloride
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE525505A publication Critical patent/BE525505A/fr

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D311/00Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/78Ring systems having three or more relevant rings
    • C07D311/80Dibenzopyrans; Hydrogenated dibenzopyrans
    • C07D311/82Xanthenes
    • C07D311/90Xanthenes with hydrocarbon radicals, substituted by amino radicals, directly attached in position 9

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE525505D BE525505A (da)

Publications (1)

Publication Number Publication Date
BE525505A true BE525505A (da)

Family

ID=159781

Family Applications (1)

Application Number Title Priority Date Filing Date
BE525505D BE525505A (da)

Country Status (1)

Country Link
BE (1) BE525505A (da)

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