NZ196889A - 6-pyrid-(3 or 4)-yl-4,5-dihydropyridazin-3(2h)-ones - Google Patents

6-pyrid-(3 or 4)-yl-4,5-dihydropyridazin-3(2h)-ones

Info

Publication number
NZ196889A
NZ196889A NZ196889A NZ19688981A NZ196889A NZ 196889 A NZ196889 A NZ 196889A NZ 196889 A NZ196889 A NZ 196889A NZ 19688981 A NZ19688981 A NZ 19688981A NZ 196889 A NZ196889 A NZ 196889A
Authority
NZ
New Zealand
Prior art keywords
pyridinyl
methyl
acid
pyridazinone
dihydro
Prior art date
Application number
NZ196889A
Other languages
English (en)
Inventor
G Y Lesher
W B Dickinson
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 NZ196889A publication Critical patent/NZ196889A/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D213/00Heterocyclic 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
    • C07D213/02Heterocyclic 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
    • C07D213/04Heterocyclic 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
    • C07D213/24Heterocyclic 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
    • C07D213/54Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C07D213/57Nitriles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
NZ196889A 1980-04-28 1981-04-22 6-pyrid-(3 or 4)-yl-4,5-dihydropyridazin-3(2h)-ones NZ196889A (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
NZ196889A true NZ196889A (en) 1984-04-27

Family

ID=27386124

Family Applications (1)

Application Number Title Priority Date Filing Date
NZ196889A NZ196889A (en) 1980-04-28 1981-04-22 6-pyrid-(3 or 4)-yl-4,5-dihydropyridazin-3(2h)-ones

Country Status (15)

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

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 (es) 1982-04-01
NL8102078A (nl) 1981-11-16
DK186781A (da) 1981-10-29
LU83320A1 (fr) 1981-12-01
IT1137465B (it) 1986-09-10
ATA190481A (de) 1983-12-15
NO811421L (no) 1981-10-29
GB2076807A (en) 1981-12-09
DE3116791A1 (de) 1982-04-15
IT8121384A0 (it) 1981-04-27
FR2481282A1 (fr) 1981-10-30
GB2076807B (en) 1984-03-14
PH16845A (en) 1984-03-19
ES8203880A1 (es) 1982-04-01
IL62679A0 (en) 1981-06-29
PT72936A (en) 1981-05-01
PT72936B (en) 1982-04-12
SE8102661L (sv) 1981-10-29

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