三氮唑是指分子式为C2H3N3的杂环化合物，有两个碳原子和三个氮原子组成的五元环。在三个氮原子的相对位置上有两组异构体不同。
5-Bromo-1H-benzotriazole
5-Bromo-1H-1,2,3-benzotriazole-7-carboxylic acid
5-Bromo-6-methyl-1H-benzo[d][1,2,3]triazole
5,6-Dibromo-1H-benzo[d][1,2,3]triazole
1-(Mesitylsulfonyl)-3-nitro-1H-1,2,4-triazole
1-((4-Nitrophenyl)sulfonyl)-1H-1,2,4-triazole
1-(Mesitylsulfonyl)-1H-1,2,4-triazole
1-((2,4,6-Triisopropylphenyl)sulfonyl)-1H-1,2,4-triazole
3-Nitro-1-tosyl-1H-1,2,4-triazole
(S)-2-(4-(4-Chlorophenyl)-2,3,9-trimethyl-6H-thieno[3,2-f][1,2,4]triazolo[4,3-a][1,4]diazepin-6-yl)acetamide
2-((6R)-4-(4-chlorophenyl)-2,3,9-trimethyl-6H-thieno[3,2-f][1,2,4]triazolo[4,3-a][1,4]diazepin-6-yl)acetic acid
4-(4H-1,2,4-Triazol-4-yl)benzoic acid
4-(4H-1,2,4-Triazol-4-yl)aniline
4-Phenyl-4H-1,2,4-triazole
3-(4H-1,2,4-Triazol-4-yl)aniline
2-(4-(4H-1,2,4-Triazol-4-yl)phenyl)acetic acid
N-(3-(4H-1,2,4-Triazol-4-yl)phenyl)acetamide
5-Methyl-4H-1,2,4-triazol-3-amine hydrochloride
5-tert-Butyl-4H-[1,2,4]triazol-3-ylamine
2-((4H-1,2,4-Triazol-3-yl)thio)acetic acid
4H-1,2,4-Triazole-3-sulfonyl chloride
3,5-Dimethyl-4H-1,2,4-triazole
5-Isopropyl-4H-1,2,4-triazol-3-amine
(5-Methyl-4H-1,2,4-triazol-3-yl)methanamine hydrochloride
[1,2,4]Triazolo[1,5-a]pyrazin-2-amine
8-Chloro[1,2,4]triazolo[1,5-a]pyrazine
6,8-Dibromo-[1,2,4]triazolo[1,5-a]pyrazine
8-Chloro-[1,2,4]triazolo[1,5-a]pyrazin-2-amine
5,8-Dibromo[1,2,4]triazolo[1,5-a]pyrazine
2-(Trifluoromethyl)-[1,2,4]triazolo[1,5-a]pyrazine
