ZA717653B - Benzopyrano derivatives and processes for the preparation thereof - Google Patents

Benzopyrano derivatives and processes for the preparation thereof

Info

Publication number
ZA717653B
ZA717653B ZA717653A ZA717653A ZA717653B ZA 717653 B ZA717653 B ZA 717653B ZA 717653 A ZA717653 A ZA 717653A ZA 717653 A ZA717653 A ZA 717653A ZA 717653 B ZA717653 B ZA 717653B
Authority
ZA
South Africa
Prior art keywords
benzopyrano
derivatives
processes
preparation
benzopyrano derivatives
Prior art date
Application number
ZA717653A
Inventor
F Villani
Original Assignee
Scherico Ltd
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 Scherico Ltd filed Critical Scherico Ltd
Publication of ZA717653B publication Critical patent/ZA717653B/en

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
    • C07D213/78—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C07D213/79—Acids; Esters
    • 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
    • C07D213/65—One oxygen atom attached in position 3 or 5
    • 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
    • C07D213/78—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C07D213/84—Nitriles
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D491/00—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00
    • C07D491/02—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00 in which the condensed system contains two hetero rings
    • C07D491/04—Ortho-condensed systems

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Plural Heterocyclic Compounds (AREA)
ZA717653A 1970-11-16 1971-11-15 Benzopyrano derivatives and processes for the preparation thereof ZA717653B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US9000470A 1970-11-16 1970-11-16

Publications (1)

Publication Number Publication Date
ZA717653B true ZA717653B (en) 1972-11-29

Family

ID=22220642

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA717653A ZA717653B (en) 1970-11-16 1971-11-15 Benzopyrano derivatives and processes for the preparation thereof

Country Status (17)

Country Link
AT (3) AT320646B (en)
AU (1) AU463647B2 (en)
BE (1) BE775370A (en)
CA (1) CA966136A (en)
DD (1) DD108754A5 (en)
DE (1) DE2156235A1 (en)
ES (1) ES397014A1 (en)
FR (1) FR2113971B1 (en)
GB (1) GB1373246A (en)
HU (1) HU164332B (en)
IE (1) IE35810B1 (en)
IL (1) IL38144A (en)
NL (1) NL7115753A (en)
PL (3) PL92091B1 (en)
SE (1) SE375533B (en)
SU (1) SU406348A3 (en)
ZA (1) ZA717653B (en)

Also Published As

Publication number Publication date
AT319237B (en) 1974-12-10
IL38144A0 (en) 1972-01-27
DE2156235A1 (en) 1972-05-18
IL38144A (en) 1974-11-29
NL7115753A (en) 1972-05-18
ES397014A1 (en) 1975-03-01
PL92091B1 (en) 1977-03-31
GB1373246A (en) 1974-11-06
DD108754A5 (en) 1974-10-05
HU164332B (en) 1974-01-28
FR2113971A1 (en) 1972-06-30
BE775370A (en) 1972-05-16
SU406348A3 (en) 1973-11-05
SE375533B (en) 1975-04-21
IE35810L (en) 1972-05-16
CA966136A (en) 1975-04-15
IE35810B1 (en) 1976-05-26
AU3570171A (en) 1973-05-24
AU463647B2 (en) 1975-07-17
FR2113971B1 (en) 1975-10-10
PL86672B1 (en) 1976-06-30
AT315172B (en) 1974-05-10
AT320646B (en) 1975-02-25
PL81681B1 (en) 1975-08-30

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