DK151331C - Analogifremgangsmaade til fremstilling af 5-pyridinyl-2(1h)-pyridinon-forbindelser eller farmaceutisk acceptable syreadditionssalte deraf - Google Patents

Analogifremgangsmaade til fremstilling af 5-pyridinyl-2(1h)-pyridinon-forbindelser eller farmaceutisk acceptable syreadditionssalte deraf

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Publication number
DK151331C
DK151331C DK455876A DK455876A DK151331C DK 151331 C DK151331 C DK 151331C DK 455876 A DK455876 A DK 455876A DK 455876 A DK455876 A DK 455876A DK 151331 C DK151331 C DK 151331C
Authority
DK
Denmark
Prior art keywords
pyridinon
pyridinyl
analogue
compounds
preparation
Prior art date
Application number
DK455876A
Other languages
English (en)
Other versions
DK151331B (da
DK455876A (da
Inventor
George Yohe Lesher
Jr Chester Joseph Opalka
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 US05/621,763 external-priority patent/US4004012A/en
Application filed by Sterling Drug Inc filed Critical Sterling Drug Inc
Publication of DK455876A publication Critical patent/DK455876A/da
Priority to DK203583A priority Critical patent/DK153476C/da
Publication of DK151331B publication Critical patent/DK151331B/da
Application granted granted Critical
Publication of DK151331C publication Critical patent/DK151331C/da

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    • 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
    • C07D213/36—Radicals substituted by singly-bound nitrogen atoms
    • C07D213/38—Radicals substituted by singly-bound nitrogen atoms having only hydrogen or hydrocarbon radicals attached to the substituent nitrogen atom
    • 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
    • C07D213/48—Aldehydo 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
    • C07D213/62—Oxygen or sulfur atoms
    • C07D213/63—One oxygen atom
    • C07D213/64—One oxygen atom attached in position 2 or 6
    • 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
    • C07D213/72—Nitrogen atoms
    • C07D213/73—Unsubstituted amino or imino 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
    • C07D213/72—Nitrogen atoms
    • C07D213/74—Amino or imino radicals substituted by hydrocarbon or substituted hydrocarbon 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
    • C07D213/72—Nitrogen atoms
    • C07D213/75—Amino or imino radicals, acylated by carboxylic or carbonic acids, or by sulfur or nitrogen analogues thereof, e.g. carbamates
    • 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
    • C07D213/81—Amides; Imides
    • C07D213/82—Amides; Imides 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
DK455876A 1975-10-14 1976-10-11 Analogifremgangsmaade til fremstilling af 5-pyridinyl-2(1h)-pyridinon-forbindelser eller farmaceutisk acceptable syreadditionssalte deraf DK151331C (da)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DK203583A DK153476C (da) 1975-10-14 1983-05-06 3-carbamyl-5-pyridinyl-2(1h)-pyridinon-forbindelser til anvendelse som mellemprodukter ved fremstilling af cardiotonisk virksomme 3-amino-5-pyridinyl-2(1h)-pyridinon-forbindelser

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US05/621,763 US4004012A (en) 1975-10-14 1975-10-14 3-Cyano-5-(pyridinyl)-2(1H)-pyridinones
US62176375 1975-10-14
US05/707,235 US4072746A (en) 1975-10-14 1976-07-21 3-Amino-5-(pyridinyl)-2(1H)-pyridinones
US70723576 1976-07-21

Publications (3)

Publication Number Publication Date
DK455876A DK455876A (da) 1977-04-15
DK151331B DK151331B (da) 1987-11-23
DK151331C true DK151331C (da) 1988-04-25

Family

ID=27089047

Family Applications (1)

Application Number Title Priority Date Filing Date
DK455876A DK151331C (da) 1975-10-14 1976-10-11 Analogifremgangsmaade til fremstilling af 5-pyridinyl-2(1h)-pyridinon-forbindelser eller farmaceutisk acceptable syreadditionssalte deraf

Country Status (22)

Country Link
US (5) US4072746A (da)
AR (3) AR220512A1 (da)
AT (3) AT359494B (da)
BE (1) BE847196A (da)
CA (3) CA1089860A (da)
CH (3) CH618969A5 (da)
DE (1) DE2646469A1 (da)
DK (1) DK151331C (da)
ES (1) ES452405A1 (da)
FI (1) FI66849C (da)
FR (1) FR2327779A1 (da)
GB (1) GB1512129A (da)
GR (1) GR64513B (da)
IE (1) IE43956B1 (da)
IL (1) IL50632A (da)
LU (1) LU76011A1 (da)
NL (1) NL186694C (da)
NO (2) NO147025C (da)
NZ (1) NZ182270A (da)
PH (2) PH12507A (da)
PT (1) PT65708B (da)
SE (2) SE430335B (da)

Families Citing this family (84)

* Cited by examiner, † Cited by third party
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US4223149A (en) * 1979-07-26 1980-09-16 Sterling Drug Inc. Process for producing 3-cyano-5-(pyridinyl)-2(1H)-pyridinones
US4304777A (en) * 1979-08-30 1981-12-08 Sterling Drug Inc. 6-(Pyridinyl)-3(2H)-pyridazinones and their use as cardiotonics
US4225601A (en) * 1979-09-10 1980-09-30 Sterling Drug Inc. 3-Hydroxy or hydroxymethyl-5-(4-pyridinyl)2(1H)-pyridinones, useful as cardiotonic agents and their preparation
US4313951A (en) * 1979-11-26 1982-02-02 Sterling Drug Inc. 3-Substituted-6-(lower-alkyl)-5-(pyridinyl)-2(1H)-pyridinones, their cardiotonic use and intermediates therefor
US4297360A (en) * 1980-03-28 1981-10-27 Sterling Drug Inc. 5-(Pyridinyl)pyridine-2,3-diamines, preparation thereof and their cardiotonic use
AT379386B (de) * 1979-11-26 1985-12-27 Sterling Drug Inc Verfahren zur herstellung von neuen 1-pyridinyl-2-(dialkylamino)-aethenyl-nied.-alky ketonen
US4365065A (en) * 1979-11-26 1982-12-21 Sterling Drug Inc. 1-(Pyridinyl)-2-(dimethylamino)ethenyl lower-alkyl ketones
NZ195564A (en) * 1979-11-26 1983-09-30 Sterling Drug Inc 5-pyridinyl-2(1h)-pyridinones pharmaceutical compositions intermediate pyridine compounds
US4304775A (en) * 1979-12-13 1981-12-08 Sterling Drug Inc. 3-Hydrazino-6-(pyridinyl) pyridazines and cardiotonic use thereof
US4271168A (en) * 1979-12-26 1981-06-02 Sterling Drug Inc. Selected 3-acylamino-5-[4(or 3)-pyridinyl]-2(1H)-pyridinones
US4310670A (en) * 1980-02-26 1982-01-12 Sterling Drug Inc. Low-temperature, aqueous conversion of 4-picoline derivative to 5-cyano-[3,4'-bipyridin]-6(1H)-one
US4264609A (en) * 1980-02-26 1981-04-28 Sterling Drug Inc. N-[3-Dimethylamino-2-(4-pyridinyl)-2-propenylidene]-N-methylmethaniminium chloride hydrochloride, its use in preparing 5-(cyano or carbamyl)-[3,4'-bipyridin]-6(1H)-one and its use as a cardiotonic
DE3106460A1 (de) * 1980-03-03 1982-01-28 Sandoz-Patent-GmbH, 7850 Lörrach 2(1h)-pyridinon-derivate, ihre herstellung und sie enthaltende pharmazeutische zubereitungen
US4264603A (en) * 1980-03-17 1981-04-28 Sterling Drug Inc. 5-(Pyridinyl)-1H-pyrazolo[3,4-b]pyridine-3-amines, their use as cardiotonics and their preparation
US4264612A (en) * 1980-03-17 1981-04-28 Sterling Drug Inc. Lower-alkyl 2-halo-5-(pyridinyl)nicotinates, their preparation and use as cardiotonics
US4265895A (en) * 1980-03-17 1981-05-05 Sterling Drug Inc. 1,2-Dihydro-5-pyridinyl-3H-pyrazolo[3,4-b]pyridin-3-ones and their use as cardiotonics
IL62306A0 (en) * 1980-03-17 1981-05-20 Sterling Drug Inc Pyrazolopyridinones and pyridinylnicotinates,their preparation and pharmaceutical compositions containing them
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US4337253A (en) * 1980-04-28 1982-06-29 Sterling Drug Inc. 4,5-Dihydro-2-methyl-6-(4-pyridinyl)-3(2H)-pyridazinone and its use as a cardiotonic
US4305943A (en) * 1980-04-28 1981-12-15 Sterling Drug Inc. 4-Amino-6-(pyridinyl)-3(2H)-pyridazinones and their use as cardiotonics
US4335131A (en) * 1980-11-24 1982-06-15 Sterling Drug Inc. Amrinone-N-glucuronide, salts and cardiotonic use thereof
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US4305948A (en) * 1980-12-22 1981-12-15 Sterling Drug Inc. N-Hydroxy-1,2-dihydro-2-oxo-5-(pyridinyl)-nicotinimidamide and their cardiotonic use
US4559352A (en) * 1981-03-30 1985-12-17 Sterling Drug Inc. 1,2-Dihydro-2-oxo-5-(hydroxy-and/or amino-phenyl)-nicotinonitriles and cardiotonic use thereof
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US4404203A (en) * 1981-05-14 1983-09-13 Warner-Lambert Company Substituted 6-phenyl-3(2H)-pyridazinones useful as cardiotonic agents
US4374141A (en) * 1981-08-17 1983-02-15 Sterling Drug Inc. 2-Substituted amino-5-(pyridinyl)-nicotinamides and their cardiotonic use
US4362734A (en) * 1981-08-26 1982-12-07 Sterling Drug Inc. 2-(Substituted-amino)-5-(pyridinyl-nicotinonitriles, and their cardiotonic use
US4362735A (en) * 1981-08-31 1982-12-07 Sterling Drug Inc. 3-[(3-Oxo-1-butenyl)amino]-5-(pyridinyl)-2(1H)-pyridinones and their cardiotonic use
US4515797A (en) * 1981-09-08 1985-05-07 Sterling Drug Inc. 3-Amino-5-(hydroxy- and/or aminophenyl)-6-(lower-alkyl)-2(1H)-pyridinones and cardiotonic use thereof
US4465686A (en) * 1981-09-08 1984-08-14 Sterling Drug Inc. 5-(Hydroxy- and/or amino-phenyl)-6-(lower-alkyl)-2-(1H)-pyridinones, their cardiotonic use and preparation
US4590194A (en) * 1981-10-05 1986-05-20 Sterling Drug Inc. 3-[methyl or dimethyl)amino]-6-(pyridinyl)pyridazines and their cardiotonic use
US4432979A (en) * 1981-10-26 1984-02-21 William H. Rorer, Inc. Pyridone compounds
US4539321A (en) * 1981-10-26 1985-09-03 William H. Rorer, Inc. 5-Diaza-aryl-3-substituted pyridone compounds
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GB1512129A (en) 1978-05-24
IL50632A (en) 1979-11-30
FR2327779B1 (da) 1980-04-11
PT65708A (en) 1976-11-01
SE441744B (sv) 1985-11-04
NO147025C (no) 1983-01-19
NL186694B (nl) 1990-09-03
PH20254A (en) 1986-11-10
CH619936A5 (da) 1980-10-31
NO813710L (no) 1977-04-15
DK151331B (da) 1987-11-23
US4199586A (en) 1980-04-22
AR220512A1 (es) 1980-11-14
CA1103253A (en) 1981-06-16
FI762919A (da) 1977-04-15
NZ182270A (en) 1978-07-28
FI66849B (fi) 1984-08-31
ES452405A1 (es) 1977-11-01
NL186694C (nl) 1991-02-01
CH618969A5 (da) 1980-08-29
AT359494B (de) 1980-11-10
ATA4380A (de) 1980-10-15
US4072746A (en) 1978-02-07
DK455876A (da) 1977-04-15
DE2646469A1 (de) 1977-04-28
NL7611394A (nl) 1977-04-18
IL50632A0 (en) 1976-12-31
NO148187B (no) 1983-05-16
BE847196A (fr) 1977-04-13
FR2327779A1 (fr) 1977-05-13
US4225715A (en) 1980-09-30
AR223137A1 (es) 1981-07-31
AR231541A1 (es) 1984-12-28
AT357534B (de) 1980-07-10
CA1103254A (en) 1981-06-16
PH12507A (en) 1979-04-18
SE8102022L (sv) 1981-03-30
ATA48979A (de) 1979-12-15
US4137233A (en) 1979-01-30
FI66849C (fi) 1984-12-10
ATA767476A (de) 1980-04-15
IE43956B1 (en) 1981-07-15
PT65708B (en) 1978-04-17
NO763480L (da) 1977-04-15
IE43956L (en) 1977-04-14
GR64513B (en) 1980-04-09
AT362375B (de) 1981-05-11
SE430335B (sv) 1983-11-07
SE7611376L (sv) 1977-06-22
NO148187C (no) 1983-08-24
CH620908A5 (da) 1980-12-31
LU76011A1 (da) 1977-05-25
US4107315A (en) 1978-08-15
NO147025B (no) 1982-10-11
CA1089860A (en) 1980-11-18

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