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Pyridazine is an aromatic, heterocyclic,
organic compound with the
molecular formula C4H4N2. It
contains a six-membered ring with two
adjacent nitrogen...
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molecule with
point group D2h.
Pyrazine is less
basic than pyridine,
pyridazine and pyrimidine. It is a "deliquescent
crystal or wax-like
solid with a...
- been
replaced by
isolobal nitrogen.
There are
three structural isomers:
pyridazine (1,2-diazine)
pyrimidine (1,3-diazine)
pyrazine (1,4-diazine) 6-membered...
- of one DA
reaction and two retro-DA
reactions to
cyclopentadiene and a
pyridazine with
exchange of an
acetylene unit: With
norbornadiene fused to an arene...
-
other diazines are
pyrazine (nitrogen
atoms at the 1 and 4 positions) and
pyridazine (nitrogen
atoms at the 1 and 2 positions). In
nucleic acids,
three types...
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which melt at 156 °C (313 °F). Pot****ium
permanganate oxidizes it to
pyridazine tetracarboxylic acid.
Possible adverse effects include:[citation needed]...
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Pyridine Quinoline Isoquinoline Acridine Pyrazine Quinoxaline Imidazole Benzimidazole Purine Pyrazole Indazole Pyrimidine Quinazoline Pyridazine Cinnoline...
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Quinoline Isoquinoline Pyrazine Quinoxaline Acridine Pyrimidine Quinazoline Pyridazine Cinnoline Phthalazine 1,2,3-Triazine 1,2,4-Triazine 1,3,5-Triazine (s-triazine)...
- 5-methyl-6-[3-nitro-4-(4-methoxy-benzoylamino)-phenyl]-3-oxo-4,5-dihydro-2H-
pyridazine [74149-73-8].
Catalytic hydrogenation reduces the
nitro group giving [74149-74-9]...
-
conversion of
hydrazine to
heterocyclic rings such as
pyrazoles and
pyridazines.
Examples of
commercialized bioactive hydrazine derivatives include cefazolin...
