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。
4-Methoxypyridazine
Ethyl 6-(trifluoromethyl)pyridazine-3-carboxylate
6-(Trifluoromethyl)pyridazine-3-carbaldehyde
6-(Trifluoromethyl)pyridazin-3-amine
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
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
6-Methoxypyridazine-3-carboxylic acid
6-Hydroxy-3-pyridazinecarboxylic Acid Monohydrate
6-Hydroxypyridazine-3-carboxylic acid
6-Ethoxypyridazine-3-carboxylic acid
6-Chloro-3-methoxypyridazin-4-amine
3-Chloropyridazin-4-amine
6-Chloro-N3-methylpyridazine-3,4-diamine
Pyridazine-4,5-diamine
6-Chloropyridazin-4-amine
3,5-Dichloropyridazin-4-amine
Pyridazin-4-amine
6-Chloro-3-hydrazinylpyridazin-4-amine
3-Aminopyridazine-4-carbonitrile
