ES2038616T3 - Un procedimiento para preparar 2,3-dihidro-1-(8-metil-1,2,4-triazolo(4,3-b)piridazin-6-il)-4-(1h)-piridinona. - Google Patents

Un procedimiento para preparar 2,3-dihidro-1-(8-metil-1,2,4-triazolo(4,3-b)piridazin-6-il)-4-(1h)-piridinona.

Info

Publication number
ES2038616T3
ES2038616T3 ES198787108016T ES87108016T ES2038616T3 ES 2038616 T3 ES2038616 T3 ES 2038616T3 ES 198787108016 T ES198787108016 T ES 198787108016T ES 87108016 T ES87108016 T ES 87108016T ES 2038616 T3 ES2038616 T3 ES 2038616T3
Authority
ES
Spain
Prior art keywords
piridinone
piridazin
dihydro
methyl
triazolo
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
ES198787108016T
Other languages
English (en)
Spanish (es)
Inventor
Robert J. Cregge
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Aventis Pharmaceuticals Inc
Original Assignee
Merrell Dow Pharmaceuticals 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
Application filed by Merrell Dow Pharmaceuticals Inc filed Critical Merrell Dow Pharmaceuticals Inc
Application granted granted Critical
Publication of ES2038616T3 publication Critical patent/ES2038616T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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)
ES198787108016T 1986-06-05 1987-06-03 Un procedimiento para preparar 2,3-dihidro-1-(8-metil-1,2,4-triazolo(4,3-b)piridazin-6-il)-4-(1h)-piridinona. Expired - Lifetime ES2038616T3 (es)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
ES2038616T3 true ES2038616T3 (es) 1993-08-01

Family

ID=25356523

Family Applications (1)

Application Number Title Priority Date Filing Date
ES198787108016T Expired - Lifetime ES2038616T3 (es) 1986-06-05 1987-06-03 Un procedimiento para preparar 2,3-dihidro-1-(8-metil-1,2,4-triazolo(4,3-b)piridazin-6-il)-4-(1h)-piridinona.

Country Status (21)

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

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LT3200B (en) * 1992-03-18 1995-03-27 Takeda Chemical Industries Ltd Triazolopyridazine methodfor production thereof and use
DE69411616T2 (de) * 1993-04-12 1998-11-19 Takeda Chemical Industries Ltd Triazolopyridazin-Derivate, ihre Herstellung und Verwendung
US5869486A (en) * 1995-02-24 1999-02-09 Ono Pharmaceutical Co., Ltd. Fused pyrimidines and pyriazines as pharmaceutical compounds
ES2185750T3 (es) * 1995-08-08 2003-05-01 Ono Pharmaceutical Co Derivados de acido hidroxamico utiles para la inhibicion gelatinasa.

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
DE3776199D1 (de) 1992-03-05
DK165923C (da) 1993-06-28
HUT46004A (en) 1988-09-28
FI85481C (fi) 1992-04-27
NO165544B (no) 1990-11-19
CN87104026A (zh) 1988-01-13
ATE71946T1 (de) 1992-02-15
ZA873934B (en) 1987-12-02
PT85001A (en) 1987-07-01
KR900005658B1 (ko) 1990-08-03
CA1335994C (en) 1995-06-20
CN1022833C (zh) 1993-11-24
IL82766A0 (en) 1987-12-20
DK165923B (da) 1993-02-08
DK289187D0 (da) 1987-06-04
NZ220521A (en) 1989-11-28
NO872358L (no) 1987-12-07
NO165544C (no) 1991-02-27
US5374632A (en) 1994-12-20
EP0248413B1 (en) 1992-01-22
DK289187A (da) 1987-12-06
IE59611B1 (en) 1994-03-09
HU196802B (en) 1989-01-30
GR3003658T3 (forum.php) 1993-03-16
IL82766A (en) 1991-04-15
AU7372887A (en) 1987-12-10
AR243525A1 (es) 1993-08-31
IE871484L (en) 1987-12-05
FI872461L (fi) 1987-12-06
FI85481B (fi) 1992-01-15
AU593109B2 (en) 1990-02-01
JPS62292784A (ja) 1987-12-19
KR880000437A (ko) 1988-03-25
PT85001B (pt) 1990-03-08
JP2527967B2 (ja) 1996-08-28
NO872358D0 (no) 1987-06-04
FI872461A0 (fi) 1987-06-02
EP0248413A1 (en) 1987-12-09

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