BE823030R - Nouveaux composes d'acides xanthone-carboxyliques disubstitues - Google Patents

Nouveaux composes d'acides xanthone-carboxyliques disubstitues

Info

Publication number
BE823030R
BE823030R BE151224A BE151224A BE823030R BE 823030 R BE823030 R BE 823030R BE 151224 A BE151224 A BE 151224A BE 151224 A BE151224 A BE 151224A BE 823030 R BE823030 R BE 823030R
Authority
BE
Belgium
Prior art keywords
carboxylic acid
acid compounds
new disubstituted
xanthone
disubstituted xanthone
Prior art date
Application number
BE151224A
Other languages
English (en)
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 US05431794 external-priority patent/US3894049A/en
Application filed filed Critical
Application granted granted Critical
Publication of BE823030R publication Critical patent/BE823030R/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C323/00—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02—Heterocyclic 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
    • C07D311/78—Ring systems having three or more relevant rings
    • C07D311/80—Dibenzopyrans; Hydrogenated dibenzopyrans
    • C07D311/82—Xanthenes
    • C07D311/84—Xanthenes 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 in position 9
    • C07D311/86—Oxygen atoms, e.g. xanthones

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Pyrane Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE151224A 1974-01-08 1974-12-06 Nouveaux composes d'acides xanthone-carboxyliques disubstitues BE823030R (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05431794 US3894049A (en) 1972-06-05 1974-01-08 Disubstituted xanthone carboxylic acid compounds

Publications (1)

Publication Number Publication Date
BE823030R true BE823030R (fr) 1975-06-06

Family

ID=23713448

Family Applications (1)

Application Number Title Priority Date Filing Date
BE151224A BE823030R (fr) 1974-01-08 1974-12-06 Nouveaux composes d'acides xanthone-carboxyliques disubstitues

Country Status (14)

Country Link
JP (1) JPS50126667A (fr)
AT (1) AT339297B (fr)
AU (1) AU7571774A (fr)
BE (1) BE823030R (fr)
DE (1) DE2461059A1 (fr)
DK (1) DK645674A (fr)
ES (1) ES433626A2 (fr)
FI (1) FI334874A (fr)
FR (1) FR2256755B2 (fr)
GB (2) GB1464561A (fr)
NL (1) NL7500218A (fr)
NO (1) NO744506L (fr)
SE (1) SE7415844L (fr)
ZA (1) ZA747671B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2136227A (en) * 1983-03-07 1984-09-12 Nat Res Dev Direct Current Circuit Breakers

Also Published As

Publication number Publication date
AU7571774A (en) 1976-05-27
ATA9475A (de) 1977-02-15
FI334874A (fr) 1975-07-09
FR2256755B2 (fr) 1978-06-30
NL7500218A (nl) 1975-07-10
JPS50126667A (fr) 1975-10-04
GB1464562A (en) 1977-02-16
ES433626A2 (es) 1977-07-01
ZA747671B (en) 1976-07-28
SE7415844L (fr) 1975-07-09
DK645674A (fr) 1975-09-01
NO744506L (fr) 1975-08-04
DE2461059A1 (de) 1975-07-17
FR2256755A2 (fr) 1975-08-01
GB1464561A (en) 1977-02-16
AT339297B (de) 1977-10-10

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