噁二唑是一类杂环芳香族化合物，分子式为C2H2N2O。噁二唑有四种异构体：1,2,4-噁二唑、1,2,5-噁二唑和1,3,4-噁二唑。VIR、布他拉明、法西普林、奥沙拉明和普利康利。1，2，3-异构体不稳定，开环形成重氮酮互变异构体，但它确实存在于不寻常的正丁酮基序内。
1,2,4-Oxadiazole-3-carboxylic Acid
4-Amino-1,2,5-oxadiazole-3-carbohydrazide
2-(4-Amino-1,2,5-oxadiazol-3-yl)acetic acid
3-(4-Aminophenyl)-1,2,4-oxadiazol-5(2H)-one
5-(5-Methyl-1-(3-(4-(methylsulfonyl)piperidin-1-yl)benzyl)-1H-1,2,4-triazol-3-yl)-3-(4-(trifluoromethoxy)phenyl)-1,2,4-oxadiazole
3-Isopropyl-5-(trichloromethyl)-1,2,4-oxadiazole
3-(tert-Butyl)-1,2,4-oxadiazol-5-amine
2-(4-Chlorophenyl)-5-methyl-1,3,4-oxadiazole
5-Amino-1,3,4-oxadiazole-2-carboxylic acid
2-([1,1-Biphenyl]-4-yl)-5-phenyl-1,3,4-oxadiazole
3-Bromo-5-phenyl-1,2,4-oxadiazole
2-(3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)-1,3,4-oxadiazole
3-(5-Phenyl-1,3,4-oxadiazol-2-yl)propanoic acid
N-(2-(4-((4-Fluorobenzyl)carbamoyl)-5-hydroxy-1-methyl-6-oxo-1,6-dihydropyrimidin-2-yl)propan-2-yl)-5-methyl-1,3,4-oxadiazole-2-carboxamide
3-(5-(2-Fluorophenyl)-1,2,4-oxadiazol-3-yl)benzoic acid
4-Amino-N-(3-bromo-4-fluorophenyl)-N'-hydroxy-1,2,5-oxadiazole-3-carboximidamide
3-(Chloromethyl)-1,2,4-oxadiazole
5-(Piperidin-4-yl)-3-(pyridin-4-yl)-1,2,4-oxadiazole
2-Phenyl-5-(piperidin-4-yl)-1,3,4-oxadiazole
2-(3-Cyclopropyl-1,2,4-oxadiazol-5-yl)acetic acid
Oxazole-5-carboxylic acid
2,5-Di(pyridin-4-yl)-1,3,4-oxadiazole
Ethyl 3-(tert-butyl)-1,2,4-oxadiazole-5-carboxylate
3-(Chloromethyl)-5-phenyl-1,2,4-oxadiazole
(Z)-N-(3-Bromo-4-fluorophenyl)-N'-hydroxy-4-[2-(sulfamoylamino)ethylamino]-1,2,5-oxadiazole-3-carboxamidine
5-(5-((2,4-Dimethylthiazol-5-yl)methyl)-1,3,4-oxadiazol-2-yl)-1-ethyl-N-(tetrahydro-2H-pyran-4-yl)-1H-pyrazolo[3,4-b]pyridin-4-amine
2-(6-(4-(2-Chloro-5-fluorophenoxy)piperidin-1-yl)pyridazin-3-yl)-5-methyl-1,3,4-oxadiazole
2-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)-1,3,4-oxadiazole
Ethyl 1,2,4-oxadiazole-3-carboxylate
