AT315172B - Process for the preparation of new benzopyran derivatives and their salts - Google Patents

Process for the preparation of new benzopyran derivatives and their salts

Info

Publication number
AT315172B
AT315172B AT144473A AT144473A AT315172B AT 315172 B AT315172 B AT 315172B AT 144473 A AT144473 A AT 144473A AT 144473 A AT144473 A AT 144473A AT 315172 B AT315172 B AT 315172B
Authority
AT
Austria
Prior art keywords
salts
preparation
benzopyran derivatives
new benzopyran
new
Prior art date
Application number
AT144473A
Other languages
German (de)
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
Application granted granted Critical
Publication of AT315172B publication Critical patent/AT315172B/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)
AT144473A 1970-11-16 1971-11-16 Process for the preparation of new benzopyran derivatives and their salts AT315172B (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
AT315172B true AT315172B (en) 1974-05-10

Family

ID=22220642

Family Applications (3)

Application Number Title Priority Date Filing Date
AT961073A AT320646B (en) 1970-11-16 1971-11-16 Process for the preparation of new benzopyran derivatives
AT989371A AT319237B (en) 1970-11-16 1971-11-16 Process for the preparation of new benzopyran derivatives and their salts
AT144473A AT315172B (en) 1970-11-16 1971-11-16 Process for the preparation of new benzopyran derivatives and their salts

Family Applications Before (2)

Application Number Title Priority Date Filing Date
AT961073A AT320646B (en) 1970-11-16 1971-11-16 Process for the preparation of new benzopyran derivatives
AT989371A AT319237B (en) 1970-11-16 1971-11-16 Process for the preparation of new benzopyran derivatives and their salts

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
ZA717653B (en) 1972-11-29
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
AT320646B (en) 1975-02-25
PL81681B1 (en) 1975-08-30

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