哒嗪是具有分子式(CH)4N2的杂环有机化合物。它含有一个具有两个相邻氮原子的六元环，并且是芳香的。它是一种无色液体，沸点为208°C，它与其他两个（CH）4N2环、嘧啶和吡嗪是同分异构体。
3-Chloro-5-(2-fluoroethoxy)pyridazine
3-Chloro-5-(2-methoxyethoxy)pyridazine
3-Chloro-6-(1-ethoxyvinyl)pyridazine
3-(tert-Butoxy)-6-chloropyridazine
6-Chloro-4-methylpyridazin-3(2H)-one
6-Chloro-5-methylpyridazin-3(2H)-one
5,6-Dichloropyridazin-3(2H)-one
6-Chloro-4-ethylpyridazin-3(2H)-one
4-Methoxypyridazine
(5-Methoxypyridazin-3-yl)methanol
3-Chloro-4-methoxypyridazine
Ethyl 6-(trifluoromethyl)pyridazine-3-carboxylate
6-(Trifluoromethyl)pyridazin-3-amine
6-(Trifluoromethyl)pyridazine-3-carbaldehyde
6-Chloro-2-methylpyridazin-3(2H)-one
5,6-Dichloro-2-methylpyridazin-3(2H)-one
6-Bromo-2-methylpyridazin-3(2H)-one
6-Chloro-2,4-dimethylpyridazin-3(2H)-one
4,5-Dichloro-2-methylpyridazin-3(2H)-one
1-Methyl-6-oxo-1,6-dihydropyridazine-4-carboxylic acid
6-Chloro-2,5-dimethylpyridazin-3(2H)-one
4-Chloro-5-hydroxypyridazin-3(2H)-one
4-Chloro-5-methoxypyridazin-3(2H)-one
5-Amino-4-chloropyridazin-3(2H)-one
4,5-Dichloro-3(2H)-pyridazinone
4-Bromo-6-methylpyridazin-3(2H)-one
4,5-Dibromopyridazin-3(2H)-one
4-Bromo-6-chloropyridazin-3(2H)-one
Pyridazine-3-carboxylic acid
