ATA190481A - METHOD FOR PRODUCING NEW 4,5-DIHYDRO-6- (PYRIDIYNL) -3 (2H) -PYRIDAZINONES AND THEIR SALTS - Google Patents

METHOD FOR PRODUCING NEW 4,5-DIHYDRO-6- (PYRIDIYNL) -3 (2H) -PYRIDAZINONES AND THEIR SALTS

Info

Publication number
ATA190481A
ATA190481A AT811904A AT190481A ATA190481A AT A190481 A ATA190481 A AT A190481A AT 811904 A AT811904 A AT 811904A AT 190481 A AT190481 A AT 190481A AT A190481 A ATA190481 A AT A190481A
Authority
AT
Austria
Prior art keywords
pyridiynl
pyridazinones
dihydro
salts
producing new
Prior art date
Application number
AT811904A
Other languages
German (de)
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 US06/243,472 external-priority patent/US4337253A/en
Priority claimed from US06/245,086 external-priority patent/US4486431A/en
Application filed by Sterling Drug Inc filed Critical Sterling Drug Inc
Publication of ATA190481A publication Critical patent/ATA190481A/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
    • C07D213/54—Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C07D213/57—Nitriles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
AT811904A 1980-04-28 1981-04-28 METHOD FOR PRODUCING NEW 4,5-DIHYDRO-6- (PYRIDIYNL) -3 (2H) -PYRIDAZINONES AND THEIR SALTS ATA190481A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14456480A 1980-04-28 1980-04-28
US06/243,472 US4337253A (en) 1980-04-28 1981-03-13 4,5-Dihydro-2-methyl-6-(4-pyridinyl)-3(2H)-pyridazinone and its use as a cardiotonic
US06/245,086 US4486431A (en) 1981-01-14 1981-03-18 Cardiotonic use of 4,5-dihydro-6-(4-pyridinyl)-3(2H)-pyridazinones

Publications (1)

Publication Number Publication Date
ATA190481A true ATA190481A (en) 1983-12-15

Family

ID=27386124

Family Applications (1)

Application Number Title Priority Date Filing Date
AT811904A ATA190481A (en) 1980-04-28 1981-04-28 METHOD FOR PRODUCING NEW 4,5-DIHYDRO-6- (PYRIDIYNL) -3 (2H) -PYRIDAZINONES AND THEIR SALTS

Country Status (15)

Country Link
AT (1) ATA190481A (en)
DE (1) DE3116791A1 (en)
DK (1) DK186781A (en)
ES (1) ES8203880A1 (en)
FR (1) FR2481282A1 (en)
GB (1) GB2076807B (en)
IL (1) IL62679A0 (en)
IT (1) IT1137465B (en)
LU (1) LU83320A1 (en)
NL (1) NL8102078A (en)
NO (1) NO811421L (en)
NZ (1) NZ196889A (en)
PH (1) PH16845A (en)
PT (1) PT72936B (en)
SE (1) SE8102661L (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4304777A (en) * 1979-08-30 1981-12-08 Sterling Drug Inc. 6-(Pyridinyl)-3(2H)-pyridazinones and their use as cardiotonics

Also Published As

Publication number Publication date
ES501666A0 (en) 1982-04-01
NZ196889A (en) 1984-04-27
IL62679A0 (en) 1981-06-29
IT8121384A0 (en) 1981-04-27
SE8102661L (en) 1981-10-29
PT72936A (en) 1981-05-01
PT72936B (en) 1982-04-12
NO811421L (en) 1981-10-29
IT1137465B (en) 1986-09-10
NL8102078A (en) 1981-11-16
GB2076807B (en) 1984-03-14
FR2481282A1 (en) 1981-10-30
GB2076807A (en) 1981-12-09
ES8203880A1 (en) 1982-04-01
DK186781A (en) 1981-10-29
PH16845A (en) 1984-03-19
DE3116791A1 (en) 1982-04-15
LU83320A1 (en) 1981-12-01

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Legal Events

Date Code Title Description
A1J Withdrawal paragraph 166 lit. 6
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties