-
Pyridazine is an aromatic, heterocyclic,
organic compound with the
molecular formula C4H4N2. It
contains a six-membered ring with two
adjacent nitrogen...
-
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...
-
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...
- been
replaced by
isolobal nitrogen.
There are
three structural isomers:
pyridazine (1,2-diazine)
pyrimidine (1,3-diazine)
pyrazine (1,4-diazine) 6-membered...
-
Isoquinoline Pyrazine Quinoxaline Acridine Pyrimidine Quinazoline Phe****ne
Pyridazine Cinnoline Phthalazine 1,2,3-Triazine 1,2,4-Triazine 1,3,5-Triazine (s-triazine)...
-
which melt at 156 °C (313 °F). Pot****ium
permanganate oxidizes it to
pyridazine tetracarboxylic acid.
Possible adverse effects include:[citation needed]...
- 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...
-
second CH bond with N gives,
depending on the
location of the
second N,
pyridazine, pyrimidine, or pyrazine. Four
chemical processes contribute to industrial...
-
between a chloro-substituted
pyridazine and the
primary amine group of a
morpholine derivative. The
required pyridazine can be made by the
reaction of...
-
conversion of
hydrazine to
heterocyclic rings such as
pyrazoles and
pyridazines.
Examples of
commercialized bioactive hydrazine derivatives include cefazolin...
