ZA748164B - 5:6-benzo-delta-pyrone derivatives and process for their preparation - Google Patents

5:6-benzo-delta-pyrone derivatives and process for their preparation

Info

Publication number
ZA748164B
ZA748164B ZA00748164A ZA748164A ZA748164B ZA 748164 B ZA748164 B ZA 748164B ZA 00748164 A ZA00748164 A ZA 00748164A ZA 748164 A ZA748164 A ZA 748164A ZA 748164 B ZA748164 B ZA 748164B
Authority
ZA
South Africa
Prior art keywords
benzo
delta
preparation
pyrone derivatives
pyrone
Prior art date
Application number
ZA00748164A
Other languages
English (en)
Inventor
G Doria
P Giraldi
P Sberze
M Ribolla
F Lauria
M Corno
Original Assignee
Erba Carlo Spa
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 Erba Carlo Spa filed Critical Erba Carlo Spa
Publication of ZA748164B publication Critical patent/ZA748164B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom 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
    • C07D213/62—Oxygen or sulfur atoms
    • C07D213/63—One oxygen atom

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
ZA00748164A 1973-12-27 1974-12-23 5:6-benzo-delta-pyrone derivatives and process for their preparation ZA748164B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT3208973 1973-12-27

Publications (1)

Publication Number Publication Date
ZA748164B true ZA748164B (en) 1976-08-25

Family

ID=11234895

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00748164A ZA748164B (en) 1973-12-27 1974-12-23 5:6-benzo-delta-pyrone derivatives and process for their preparation

Country Status (2)

Country Link
BE (1) BE823875A (fr)
ZA (1) ZA748164B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3993669A (en) * 1974-06-05 1976-11-23 Syntex (U.S.A.) Inc. Mono- and disubstituted 1.4-benzopyrone-6-carboxylic acids and derivatives thereof
US4157334A (en) * 1974-12-26 1979-06-05 Carlo Erba S. P. A. 6-Carboxy-flavone derivatives and process for their preparation

Also Published As

Publication number Publication date
BE823875A (fr) 1975-04-16

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