DK186781A - Fremgangsmaade til fremstilling af 2-substituerede 4,5-dihydro-6-pyridinyl-3(2h)-pyridazioner - Google Patents

Fremgangsmaade til fremstilling af 2-substituerede 4,5-dihydro-6-pyridinyl-3(2h)-pyridazioner

Info

Publication number
DK186781A
DK186781A DK186781A DK186781A DK186781A DK 186781 A DK186781 A DK 186781A DK 186781 A DK186781 A DK 186781A DK 186781 A DK186781 A DK 186781A DK 186781 A DK186781 A DK 186781A
Authority
DK
Denmark
Prior art keywords
pyridazions
pyridinyl
dihydro
substituted
preparing
Prior art date
Application number
DK186781A
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 DK186781A publication Critical patent/DK186781A/da

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)
DK186781A 1980-04-28 1981-04-27 Fremgangsmaade til fremstilling af 2-substituerede 4,5-dihydro-6-pyridinyl-3(2h)-pyridazioner DK186781A (da)

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
DK186781A true DK186781A (da) 1981-10-29

Family

ID=27386124

Family Applications (1)

Application Number Title Priority Date Filing Date
DK186781A DK186781A (da) 1980-04-28 1981-04-27 Fremgangsmaade til fremstilling af 2-substituerede 4,5-dihydro-6-pyridinyl-3(2h)-pyridazioner

Country Status (15)

Country Link
AT (1) ATA190481A (da)
DE (1) DE3116791A1 (da)
DK (1) DK186781A (da)
ES (1) ES501666A0 (da)
FR (1) FR2481282A1 (da)
GB (1) GB2076807B (da)
IL (1) IL62679A0 (da)
IT (1) IT1137465B (da)
LU (1) LU83320A1 (da)
NL (1) NL8102078A (da)
NO (1) NO811421L (da)
NZ (1) NZ196889A (da)
PH (1) PH16845A (da)
PT (1) PT72936B (da)
SE (1) SE8102661L (da)

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
PT72936B (en) 1982-04-12
ES8203880A1 (es) 1982-04-01
NL8102078A (nl) 1981-11-16
DE3116791A1 (de) 1982-04-15
LU83320A1 (fr) 1981-12-01
NO811421L (no) 1981-10-29
SE8102661L (sv) 1981-10-29
FR2481282A1 (fr) 1981-10-30
GB2076807B (en) 1984-03-14
ES501666A0 (es) 1982-04-01
PH16845A (en) 1984-03-19
ATA190481A (de) 1983-12-15
IL62679A0 (en) 1981-06-29
IT8121384A0 (it) 1981-04-27
NZ196889A (en) 1984-04-27
GB2076807A (en) 1981-12-09
PT72936A (en) 1981-05-01
IT1137465B (it) 1986-09-10

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Legal Events

Date Code Title Description
ATS Application withdrawn