DE2156046A1 - Verfahren zur Herstellung von 2(2-Hydroxyalkyl)-pyridazin(2H)-3-onen - Google Patents

Verfahren zur Herstellung von 2(2-Hydroxyalkyl)-pyridazin(2H)-3-onen

Info

Publication number
DE2156046A1
DE2156046A1 DE19712156046 DE2156046A DE2156046A1 DE 2156046 A1 DE2156046 A1 DE 2156046A1 DE 19712156046 DE19712156046 DE 19712156046 DE 2156046 A DE2156046 A DE 2156046A DE 2156046 A1 DE2156046 A1 DE 2156046A1
Authority
DE
Germany
Prior art keywords
formula
pyridazin
ones
dihydropyridazin
hydrogen
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.)
Withdrawn
Application number
DE19712156046
Other languages
German (de)
English (en)
Inventor
William J. Mountain Lakes N.J. Houlihan (V.St.A.)
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.)
Sandoz AG
Original Assignee
Sandoz AG
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 Sandoz AG filed Critical Sandoz AG
Publication of DE2156046A1 publication Critical patent/DE2156046A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D237/00—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings
    • C07D237/26—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings condensed with carbocyclic rings or ring systems
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D237/00—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings
    • C07D237/02—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings not condensed with other rings
    • C07D237/04—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings not condensed with other rings having less than three double bonds between ring members or between ring members and non-ring members
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D237/00—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings
    • C07D237/26—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings condensed with carbocyclic rings or ring systems
    • C07D237/30—Phthalazines
    • C07D237/32—Phthalazines with oxygen atoms directly attached to carbon atoms of the nitrogen-containing ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
DE19712156046 1970-11-12 1971-11-11 Verfahren zur Herstellung von 2(2-Hydroxyalkyl)-pyridazin(2H)-3-onen Withdrawn DE2156046A1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US8897670A 1970-11-12 1970-11-12
US16656571A 1971-07-27 1971-07-27
US36667073A 1973-06-04 1973-06-04
US05/409,653 US3931176A (en) 1970-11-12 1973-10-25 Hydroxyalkyl substituted-4,5-dihydropyridazin(2H)-3-ones

Publications (1)

Publication Number Publication Date
DE2156046A1 true DE2156046A1 (de) 1972-09-07

Family

ID=27492264

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19712156046 Withdrawn DE2156046A1 (de) 1970-11-12 1971-11-11 Verfahren zur Herstellung von 2(2-Hydroxyalkyl)-pyridazin(2H)-3-onen

Country Status (11)

Country Link
US (1) US3931176A (enExample)
AT (2) AT329575B (enExample)
AU (1) AU466491B2 (enExample)
BE (1) BE775294A (enExample)
CA (1) CA965790A (enExample)
CH (2) CH557819A (enExample)
DE (1) DE2156046A1 (enExample)
FR (1) FR2113935B1 (enExample)
GB (3) GB1373366A (enExample)
NL (1) NL7115119A (enExample)
SE (1) SE386166B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0128502A1 (en) * 1983-06-10 1984-12-19 A. Nattermann & Cie. GmbH Substituted 6-(thien-2-yl)-3(2H)-pyridazinones and processes for their preparation

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4055644A (en) * 1970-11-12 1977-10-25 Sandoz, Inc. Hydroxyalkyl substituted-4,5-dihydropyridazin(2H)-3-ones
DE3124699A1 (de) * 1981-06-24 1983-01-13 Basf Ag, 6700 Ludwigshafen Neue 2-aryl-3,4-diaza-bicyclo(4.n.0.)alken-(2)-one-(5),verfahren zu ihrer herstellung und diese verbindungen enthaltende arzneimittel
JPS58501432A (ja) * 1981-09-11 1983-08-25 エスディ−エス・バイオテック・コ−ポレ−ション 抗炎症，鎮痛性４−ピリジルピリダジン（２ｈ）−３−オン類
ES2131506T3 (es) * 1990-09-21 1999-08-01 Rohm & Haas Dihidropiridacinonas y piridacinonas como fungicidas.
CN1038249C (zh) * 1991-08-28 1998-05-06 罗姆和哈斯公司 含有二氢哒嗪酮及其相关化合物的杀菌组合物
HU227237B1 (en) * 2001-09-27 2010-12-28 Egis Gyogyszergyar Nyilvanosan Muekoedoe Reszvenytarsasag Substituted alkylpyridazinone derivatives, process for their preparation, pharmaceutical compositions containing them

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE687916A (enExample) * 1965-10-12 1967-03-16
US3549620A (en) * 1966-06-30 1970-12-22 Sandoz Ag Substituted hexahydro-1-phenyl-1h-2,6-benzodiazonines
FR1544700A (fr) * 1966-07-21 1968-11-08 Sandoz Sa Diaza-cyclo-alcanes et leur préparation
US3586681A (en) * 1967-11-02 1971-06-22 Sandoz Ag 1,4,5,6-tetrahydropyridazines

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0128502A1 (en) * 1983-06-10 1984-12-19 A. Nattermann & Cie. GmbH Substituted 6-(thien-2-yl)-3(2H)-pyridazinones and processes for their preparation

Also Published As

Publication number Publication date
BE775294A (fr) 1972-05-12
FR2113935B1 (enExample) 1975-08-01
FR2113935A1 (enExample) 1972-06-30
SE386166B (sv) 1976-08-02
AT329575B (de) 1976-05-25
CH557820A (de) 1975-01-15
GB1373366A (en) 1974-11-13
GB1373368A (en) 1974-11-13
ATA974871A (de) 1975-08-15
AU3563371A (en) 1973-05-17
CA965790A (en) 1975-04-08
US3931176A (en) 1976-01-06
AT325055B (de) 1975-10-10
NL7115119A (enExample) 1972-05-16
GB1373367A (en) 1974-11-13
AU466491B2 (en) 1975-10-30
CH557819A (de) 1975-01-15

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Legal Events

Date Code Title Description
8139 Disposal/non-payment of the annual fee