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PT72674B - Process for the preparation of pyridinylnicotinates and pyrazo-lopyridinones useful as cardiotonic agents - Google Patents

Process for the preparation of pyridinylnicotinates and pyrazo-lopyridinones useful as cardiotonic agents

Info

Publication number
PT72674B
PT72674B PT72674A PT7267481A PT72674B PT 72674 B PT72674 B PT 72674B PT 72674 A PT72674 A PT 72674A PT 7267481 A PT7267481 A PT 7267481A PT 72674 B PT72674 B PT 72674B
Authority
PT
Portugal
Prior art keywords
pyridinylnicotinates
lopyridinones
pyrazo
useful
preparation
Prior art date
Application number
PT72674A
Other languages
Portuguese (pt)
Other versions
PT72674A (en
Original Assignee
Sterling Drug Inc
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 US06/130,623 external-priority patent/US4265895A/en
Priority claimed from US06/130,628 external-priority patent/US4264612A/en
Application filed by Sterling Drug Inc filed Critical Sterling Drug Inc
Publication of PT72674A publication Critical patent/PT72674A/en
Publication of PT72674B publication Critical patent/PT72674B/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
    • C07D213/24—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 substituted hydrocarbon radicals attached to ring carbon atoms
    • C07D213/44—Radicals substituted by doubly-bound oxygen, sulfur, or nitrogen atoms, or by two such atoms singly-bound to the same carbon atom
    • C07D213/53—Nitrogen atoms
    • 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
    • C07D213/24—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 substituted hydrocarbon radicals attached to ring carbon atoms
    • C07D213/44—Radicals substituted by doubly-bound oxygen, sulfur, or nitrogen atoms, or by two such atoms singly-bound to the same carbon atom
    • C07D213/46—Oxygen atoms
    • C07D213/50—Ketonic radicals
    • 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
    • C07D213/80—Acids; Esters in position 3
    • 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
    • C07D213/85—Nitriles in position 3
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
    • C07D471/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains two hetero rings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Pyridine Compounds (AREA)
PT72674A 1980-03-17 1981-03-17 Process for the preparation of pyridinylnicotinates and pyrazo-lopyridinones useful as cardiotonic agents PT72674B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/130,623 US4265895A (en) 1980-03-17 1980-03-17 1,2-Dihydro-5-pyridinyl-3H-pyrazolo[3,4-b]pyridin-3-ones and their use as cardiotonics
US06/130,628 US4264612A (en) 1980-03-17 1980-03-17 Lower-alkyl 2-halo-5-(pyridinyl)nicotinates, their preparation and use as cardiotonics

Publications (2)

Publication Number Publication Date
PT72674A PT72674A (en) 1981-04-01
PT72674B true PT72674B (en) 1982-03-22

Family

ID=26828659

Family Applications (1)

Application Number Title Priority Date Filing Date
PT72674A PT72674B (en) 1980-03-17 1981-03-17 Process for the preparation of pyridinylnicotinates and pyrazo-lopyridinones useful as cardiotonic agents

Country Status (16)

Country Link
AU (1) AU6813881A (en)
DE (1) DE3110313A1 (en)
DK (1) DK117081A (en)
ES (1) ES500395A0 (en)
FI (1) FI810779L (en)
FR (1) FR2478098A1 (en)
GB (1) GB2073179A (en)
IL (1) IL62306A0 (en)
IT (1) IT1141999B (en)
LU (1) LU83221A1 (en)
NL (1) NL8101269A (en)
NO (1) NO810833L (en)
NZ (1) NZ196453A (en)
PH (1) PH15978A (en)
PT (1) PT72674B (en)
SE (1) SE8101592L (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2953571A (en) * 1957-12-13 1960-09-20 Gen Aniline & Film Corp Pyrazolopyridines
AU454992B2 (en) * 1970-06-03 1974-10-28 Euclid Inc Exhaust diverting valve for dumpable vehicles having heated dump bodies
DE2232038A1 (en) * 1972-06-30 1974-01-10 Hoechst Ag 3-AMINO-1H-PYRAZOLO SQUARE CLAMP ON 3.4-ANGLE BRACKET FOR PYRIDINE, THEIR PRODUCTION AND USE
US4081451A (en) * 1975-03-20 1978-03-28 Schering Corporation Process for preparing 2-halogeno nicotinic acids
US4072746A (en) * 1975-10-14 1978-02-07 Sterling Drug Inc. 3-Amino-5-(pyridinyl)-2(1H)-pyridinones

Also Published As

Publication number Publication date
DK117081A (en) 1981-09-18
IT8120272A0 (en) 1981-03-10
FR2478098A1 (en) 1981-09-18
PH15978A (en) 1983-05-16
FI810779A7 (en) 1981-09-18
GB2073179A (en) 1981-10-14
ES8205410A1 (en) 1982-06-01
PT72674A (en) 1981-04-01
SE8101592L (en) 1981-09-18
NL8101269A (en) 1981-10-16
IT1141999B (en) 1986-10-08
FI810779L (en) 1981-09-18
AU6813881A (en) 1981-09-24
NZ196453A (en) 1983-12-16
LU83221A1 (en) 1981-10-30
NO810833L (en) 1981-09-18
DE3110313A1 (en) 1981-12-24
ES500395A0 (en) 1982-06-01
IL62306A0 (en) 1981-05-20

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