恶唑是一大类杂环芳香族有机化合物的母体化合物。这些是具有氧和氮的一种碳分离的氮杂唑。恶唑类化合物是芳香族化合物，但比噻唑类要少。恶唑是一种弱碱，其共轭酸的pKa为0.8，而咪唑的则为7。
Ethyl 2-chlorooxazole-4-carboxylate
Ethyl 5-bromooxazole-4-carboxylate
4-Oxazolecarboxylic acid, 2-[[(1,1-dimethylethoxy)carbonyl]amino]-, ethyl ester
2,5-Dimethyloxazole-4-carbaldehyde
2,5-Dimethyloxazole-4-carboxylic acid
(2-Methyloxazol-4-yl)methanol
2-Methyloxazole-4-carboxylic acid
Methyl 2-methyloxazole-5-carboxylate
5-Bromo-2-methyloxazole-4-carboxylic acid
2-Methyloxazole-5-carbaldehyde
2-Methyloxazole-5-carboxylic acid
2-Methyloxazole-4-carbothioamide
2,4-Dimethyloxazole-5-carboxylic acid
(2-Methyloxazol-5-yl)methanamine
5-Amino-2-methyloxazole-4-carbonitrile
2-Methyloxazole-4-carbaldehyde
(2,5-Dimethyloxazol-4-yl)methanol
2,4,5-Trimethyloxazole
1-(2,5-Dimethyloxazol-4-yl)ethanone
tert-Butyl (2-methyloxazol-5-yl)carbamate
2-Methyloxazole-4-carboxamide
4-(Bromomethyl)-2,5-dimethyl-1,3-oxazole
4-Methyloxazole-5-carboxylic acid
4-Methyloxazole
4-Methyloxazole-5-carboxamide
4-Methyloxazole-5-carbonitrile
1-(4-Methyloxazol-2-yl)ethanone
Ethyl 4-methyloxazole-2-carboxylate
tert-Butyl (4-methyloxazol-5-yl)carbamate
Ethyl 4-methyloxazole-5-carboxylate
