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Pyridazines

Known as: Pyridazines [Chemical/Ingredient] 
National Institutes of Health

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3,4,5-trichloropyridazine3-amino-4-mercapto-6-methylpyridazine4-hydroxymethyl ambrisentanASP5642
In BloodPyridazinoneagonistsantagonists & inhibitors

Papers overview

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2008
2008
-oxoanilides in heterocyclic synthesis: A convenient synthetic route to polyfunctionally substituted pyridazines and pyridines
Coupling of N-naphthalen-1-yl-3-oxo-butyramide (1) with equimol of aryldiazonium chloride salts (2) yield the corresponding… 
2004
2004
One Step Synthesis and Some Reactions of 7-Hydrazino-3,4-Diphenyl- 2H-Pyrazolo [3,4-d] Pyridazine
The 7-hydrazino-3,4-diphenyl-2H-pyrazolo-[3,4-d]-pyridazine 3, obtained in 2 different ways consisting of the reactions of… 
2004
2004
γ-Oxocarboxylic Acids in Heterocyclic Synthesis IV. Synthesis of Some Pyridazines Containing Phthalyl- and Tosylamino Acids Using Dicyclohexylcarbodiimide as the Condensing Agent
3(2H)-Oxo-, 3(2H)-thioxo- or 3-aminopyridazine derivatives were coupled with N-phthalyl- or N-tosylamino acids in one-step room… 
1973
1973
Condensed pyridazines including cinnolines and phthalazines
The "Chemistry of Heterocyclic Compounds," since its inception, has been recognized as a cornerstone of heterocyclic chemistry… 
1964
1964
Pyridazines. IX. Proton magnetic resonance studies of pyridazine, pyrazine, and substituted pyridazines.
Pyridazine, pyrazine and substituted pyridazines have been studied by proton magnetic resonance spectroscopy. The spectra of… 
1964
1964
Studies on hydrogen-abstracting reactions. I. Deuteration of pyridines and pyridazines.
1963
1963
PYRIDAZINES. VII. SYNTHESIS OF CYANOPYRIDAZINES.
3-Chloro, 3-methyl, 3-methoxy, 3-benzyloxy, and 3-phenyl-6-cyanopyridazine (III, VI, X, XII, XIV) was synthesized from 3-chloro… 
1963
1963
Pyridazines. II. 4-methylpyridazine N-oxides.
3-Methylpyridazine 1-oxide (II) and 2-oxide (III) were separated from the N-oxidation products of 3-methylpyridazine (I… 
1963
1963
PYRIDAZINES. VIII. SYNTHESES AND NUCLEAR MAGNETIC RESONANCE SPECTRA OF CINNOLINE N-OXIDES.
Cinnoline 1-oxide (II), cinnoline 2-oxide (III), 4-methylcinnoline 1-oxide (V), 4-methylcinnoline 2-oxide (VI), 3-chlorocinnoline… 
1956
1956
4,5-Substituted pyridazines. II.