FI872461A - 2,3-dihydro-1-(8-metyl-1,2,4-triazolo /4,3-b/pyridazin-6-yl)-4(1h)-pyridinon. - Google Patents

2,3-dihydro-1-(8-metyl-1,2,4-triazolo /4,3-b/pyridazin-6-yl)-4(1h)-pyridinon. Download PDF

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Publication number
FI872461A
FI872461A FI872461A FI872461A FI872461A FI 872461 A FI872461 A FI 872461A FI 872461 A FI872461 A FI 872461A FI 872461 A FI872461 A FI 872461A FI 872461 A FI872461 A FI 872461A
Authority
FI
Finland
Prior art keywords
pyridinone
pyridazin
triazolo
dihydro
methyl
Prior art date
Application number
FI872461A
Other languages
English (en)
Other versions
FI85481C (fi
FI85481B (fi
FI872461A0 (fi
Inventor
Robert J Cregge
Original Assignee
Merrell Dow Pharma
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
Application filed by Merrell Dow Pharma filed Critical Merrell Dow Pharma
Publication of FI872461A0 publication Critical patent/FI872461A0/fi
Publication of FI872461A publication Critical patent/FI872461A/fi
Priority to FI905411A priority Critical patent/FI88039C/fi
Application granted granted Critical
Publication of FI85481B publication Critical patent/FI85481B/fi
Publication of FI85481C publication Critical patent/FI85481C/fi

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
    • C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
    • C07D487/04—Ortho-condensed systems
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P11/00—Drugs for disorders of the respiratory system
    • A61P11/08—Bronchodilators

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Engineering & Computer Science (AREA)
  • Pulmonology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
FI872461A 1986-06-05 1987-06-02 Foerfarande foer framstaellning av 2,3 -dihydro-1-(8-metyl-1,2,4-triazolo/4,3-b/pyridazin-6-yl)-4(1h) -pyridinon. FI85481C (fi)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FI905411A FI88039C (fi) 1986-06-05 1990-11-01 Foerfarande foer framstaellning av 2,3-dihydro-1-(8-metyl-1,2,4-triatsolo/4,3-b/pyridazin-6-yl)-4(1h)-pyridinon

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US87101186A 1986-06-05 1986-06-05
US87101186 1986-06-05

Publications (4)

Publication Number Publication Date
FI872461A0 FI872461A0 (fi) 1987-06-02
FI872461A true FI872461A (fi) 1987-12-06
FI85481B FI85481B (fi) 1992-01-15
FI85481C FI85481C (fi) 1992-04-27

Family

ID=25356523

Family Applications (1)

Application Number Title Priority Date Filing Date
FI872461A FI85481C (fi) 1986-06-05 1987-06-02 Foerfarande foer framstaellning av 2,3 -dihydro-1-(8-metyl-1,2,4-triazolo/4,3-b/pyridazin-6-yl)-4(1h) -pyridinon.

Country Status (21)

Country Link
US (1) US5374632A (fi)
EP (1) EP0248413B1 (fi)
JP (1) JP2527967B2 (fi)
KR (1) KR900005658B1 (fi)
CN (1) CN1022833C (fi)
AR (1) AR243525A1 (fi)
AT (1) ATE71946T1 (fi)
AU (1) AU593109B2 (fi)
CA (1) CA1335994C (fi)
DE (1) DE3776199D1 (fi)
DK (1) DK165923C (fi)
ES (1) ES2038616T3 (fi)
FI (1) FI85481C (fi)
GR (1) GR3003658T3 (fi)
HU (1) HU196802B (fi)
IE (1) IE59611B1 (fi)
IL (1) IL82766A (fi)
NO (1) NO165544C (fi)
NZ (1) NZ220521A (fi)
PT (1) PT85001B (fi)
ZA (1) ZA873934B (fi)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2120997A1 (en) * 1993-04-12 1994-10-13 Akio Miyake Triazolopyridazine derivatives, their production and use
US5869486A (en) * 1995-02-24 1999-02-09 Ono Pharmaceutical Co., Ltd. Fused pyrimidines and pyriazines as pharmaceutical compounds
KR100231230B1 (ko) * 1995-08-08 1999-11-15 우에노 도시오 히드록삼산 유도체(hydroxamic acid derivatives)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3915968A (en) * 1973-09-21 1975-10-28 Lepetit Spa Triazolopyridazines
US4136182A (en) * 1976-05-26 1979-01-23 The Dow Chemical Company Triazolopyridazines used to alleviate bronchial spasms
US4366156A (en) * 1979-03-05 1982-12-28 Mead Johnson & Company Antiallergic methods using diazaheterocyclopurines
US4515791A (en) * 1980-06-03 1985-05-07 American Cyanamid Company Substituted phenyl-1,2,4-triazolo[2,3-b]pyridazin-3(2H)ones as anti-asthma agents
US4489078A (en) * 1980-11-24 1984-12-18 Mead Johnson & Company Diazaheterocyclopurines used as anti-broncho spasmatics and vasodilators
US4578464A (en) * 1983-11-22 1986-03-25 Merrell Dow Pharmaceuticals Inc. 6-Hydroxyalkylamino-8-methyl-1,2,4-triazolo-[4,3-b]pyridazine and related compounds

Also Published As

Publication number Publication date
FI85481C (fi) 1992-04-27
DK289187D0 (da) 1987-06-04
CA1335994C (en) 1995-06-20
DK165923B (da) 1993-02-08
NO872358D0 (no) 1987-06-04
IL82766A0 (en) 1987-12-20
ES2038616T3 (es) 1993-08-01
KR900005658B1 (ko) 1990-08-03
AU7372887A (en) 1987-12-10
JP2527967B2 (ja) 1996-08-28
IE871484L (en) 1987-12-05
GR3003658T3 (fi) 1993-03-16
NO872358L (no) 1987-12-07
CN87104026A (zh) 1988-01-13
ATE71946T1 (de) 1992-02-15
AR243525A1 (es) 1993-08-31
EP0248413A1 (en) 1987-12-09
FI85481B (fi) 1992-01-15
DE3776199D1 (de) 1992-03-05
AU593109B2 (en) 1990-02-01
JPS62292784A (ja) 1987-12-19
US5374632A (en) 1994-12-20
PT85001B (pt) 1990-03-08
HU196802B (en) 1989-01-30
HUT46004A (en) 1988-09-28
IE59611B1 (en) 1994-03-09
PT85001A (en) 1987-07-01
EP0248413B1 (en) 1992-01-22
IL82766A (en) 1991-04-15
FI872461A0 (fi) 1987-06-02
NO165544C (no) 1991-02-27
ZA873934B (en) 1987-12-02
KR880000437A (ko) 1988-03-25
NO165544B (no) 1990-11-19
NZ220521A (en) 1989-11-28
CN1022833C (zh) 1993-11-24
DK289187A (da) 1987-12-06
DK165923C (da) 1993-06-28

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FG Patent granted

Owner name: MERRELL DOW PHARMACEUTICALS INC.