NO872358L - Fremgangsmaate ved fremstilling av 2,3-dihydro-l-(8-methyl-1,2,4-triazolo(4,3-b)pyridazin-6-yl)-4(1h)-pyridinon. - Google Patents

Fremgangsmaate ved fremstilling av 2,3-dihydro-l-(8-methyl-1,2,4-triazolo(4,3-b)pyridazin-6-yl)-4(1h)-pyridinon.

Info

Publication number
NO872358L
NO872358L NO872358A NO872358A NO872358L NO 872358 L NO872358 L NO 872358L NO 872358 A NO872358 A NO 872358A NO 872358 A NO872358 A NO 872358A NO 872358 L NO872358 L NO 872358L
Authority
NO
Norway
Prior art keywords
pyridinon
pyridazin
triazolo
dihydro
methyl
Prior art date
Application number
NO872358A
Other languages
English (en)
Other versions
NO872358D0 (no
NO165544B (no
NO165544C (no
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 NO872358D0 publication Critical patent/NO872358D0/no
Publication of NO872358L publication Critical patent/NO872358L/no
Publication of NO165544B publication Critical patent/NO165544B/no
Publication of NO165544C publication Critical patent/NO165544C/no

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)
NO872358A 1986-06-05 1987-06-04 Analogifremgangsmaate ved fremstilling av terapeutisk aktivt 2,3-dihydro-1-(8-methyl-1,2,4-triazolo-(4,3-b)pyridazin-6-yl)-4(1h)-pyridinon. NO165544C (no)

Applications Claiming Priority (1)

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

Publications (4)

Publication Number Publication Date
NO872358D0 NO872358D0 (no) 1987-06-04
NO872358L true NO872358L (no) 1987-12-07
NO165544B NO165544B (no) 1990-11-19
NO165544C NO165544C (no) 1991-02-27

Family

ID=25356523

Family Applications (1)

Application Number Title Priority Date Filing Date
NO872358A NO165544C (no) 1986-06-05 1987-06-04 Analogifremgangsmaate ved fremstilling av terapeutisk aktivt 2,3-dihydro-1-(8-methyl-1,2,4-triazolo-(4,3-b)pyridazin-6-yl)-4(1h)-pyridinon.

Country Status (21)

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

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0620224B1 (en) * 1993-04-12 1998-07-15 Takeda Chemical Industries, Ltd. 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
PT757984E (pt) * 1995-08-08 2003-02-28 Ono Pharmaceutical Co Derivados de acido hidroxamico uteis para inibir a gelatinase

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
AU593109B2 (en) 1990-02-01
NO872358D0 (no) 1987-06-04
DK165923C (da) 1993-06-28
JP2527967B2 (ja) 1996-08-28
AR243525A1 (es) 1993-08-31
FI85481B (fi) 1992-01-15
NO165544B (no) 1990-11-19
ATE71946T1 (de) 1992-02-15
DK289187A (da) 1987-12-06
NZ220521A (en) 1989-11-28
IL82766A0 (en) 1987-12-20
GR3003658T3 (no) 1993-03-16
HU196802B (en) 1989-01-30
FI872461A (fi) 1987-12-06
FI872461A0 (fi) 1987-06-02
PT85001A (en) 1987-07-01
IE871484L (en) 1987-12-05
CA1335994C (en) 1995-06-20
ZA873934B (en) 1987-12-02
PT85001B (pt) 1990-03-08
FI85481C (fi) 1992-04-27
JPS62292784A (ja) 1987-12-19
EP0248413A1 (en) 1987-12-09
DK289187D0 (da) 1987-06-04
KR880000437A (ko) 1988-03-25
AU7372887A (en) 1987-12-10
CN87104026A (zh) 1988-01-13
EP0248413B1 (en) 1992-01-22
NO165544C (no) 1991-02-27
CN1022833C (zh) 1993-11-24
DE3776199D1 (de) 1992-03-05
IE59611B1 (en) 1994-03-09
HUT46004A (en) 1988-09-28
KR900005658B1 (ko) 1990-08-03
DK165923B (da) 1993-02-08
IL82766A (en) 1991-04-15
US5374632A (en) 1994-12-20
ES2038616T3 (es) 1993-08-01

Similar Documents

Publication Publication Date Title
NO810198L (no) Fremgangsmaate ved fremstilling av imidazo (1,2-a)pyridiner.
NO904689L (no) Fremgangsmaate til fremstilling av imidazo(4,5-b)-kinolinyloksyalkansyreamider.
IL60330A0 (en) Substituted pyrazolo(1,5-a)pyrimidines
NO881100D0 (no) Fremgangsmaate for fremstilling av kornorienterte, magnetostriktive legemer.
NO884008D0 (no) Fremgangsmaate for fremstilling av 3,7-diazabicyclo(3,3,1) nonanforbindelser.
NO180587C (no) Fremgangsmåte for fremstilling av 5-substituerte pyrrolo(2,3-d)pyrimidiner
NO884665D0 (no) Fremgangsmaate ved fremstilling av 9-oh-alkoksyguanin.
FI874547A0 (fi) 4,5-dihydro och 4,5,6,7 -tetrahydropyrazolo (1,5-a) pyrimidiner.
AU6325280A (en) Pyrazolo(3,4-b)(1,5) benzodiazepine derivatives
NO904222D0 (no) Fremgangsmaate for fremstilling av benzodiazepiner.
NO801342L (no) Fremgangsmaate for fremstilling av substituerte pyrido (1,2-a) pyrimidiner.
AU625890B2 (en) An aqueous process for the preparation of 5-methyl-n-(aryl)-1,2,4-triazolo(1,5-a)pyrimidine-2- sulfonamide
NO872358L (no) Fremgangsmaate ved fremstilling av 2,3-dihydro-l-(8-methyl-1,2,4-triazolo(4,3-b)pyridazin-6-yl)-4(1h)-pyridinon.
NO801376L (no) Fremgangsmaate ved fremstilling av 3-substituerte tetrahydro-pyrrolo(1,2-a)pyrimidinderivater
ES540594A0 (es) Procedimiento de preparar 7,8 dihidroimidazo (1,5-a) piraci-na-8-onas.
FI905411A0 (fi) Foerfarande foer framstaellning av 2,3-dihydro-1-(8-metyyli-1,2,4-triatsolo/4,3-b/pyridazin-6-yl)-4 (1h) -pyridinon.
NO903420L (no) Fremgangsmaate for fremstilling av 3r-(3-karboksybensyl)-6-(5-fluor-2-benzotiazolyl)metoksy-4r-kromanol.
ZA803591B (en) Substituted pyrazolo(1,5-a)pyrimidines
NO812142L (no) Fremgangsmaate ved fremstilling av indolo(2`,3`,4)pyrido(2,1-b)-kinazolin-5-oner
NO801377L (no) Fremgangsmaate ved fremstilling av 3-substituerte hexahydropyrimido(1,2-a)azepiner
NO880127D0 (no) Fremgangsmaate for fremstilling av (+-)-1,2-dihydro-3h-pyrrolo-(1,2-a)-pyrrol-1,7-dicarboxylater.
JPS56167686A (en) Pyrazolo(1,2-a)(1,2,4)benzotriazines
NO301424B1 (no) Fremgangsmåte for fremstilling av 5-substituerte pyrrolo(2,3-d)pyrimidiner
ATE28199T1 (de) Pyrrolo(3,4-d)(2)benzazepin-derivate.
HU910067D0 (en) Process for the production of 4,5-dihydro and 4,5,6,7-tetrahydropyrazolo (1.5-a)pyrimidines

Legal Events

Date Code Title Description
MM1K Lapsed by not paying the annual fees

Free format text: LAPSED IN DECEMBER 2000