| 2-methyloxazole | 23012-10-4 | Ax-18411 |
| 5-bromo-2-methyloxazole | 1391740-17-2 | Ax-18410 |
| 2-methyloxazol-5-amine | 153138-07-9 | Ax-18409 |
| tert-butyl (2-methyloxazol-5-yl)carbamate | 1965310-19-3 | Ax-18408 |
| 5-((tert-butoxycarbonyl)amino)oxazole-2-carboxylic acid | 2138383-02-3 | Ax-18407 |
| tert-butyl (3-methylisothiazol-4-yl)carbamate | 876191-56-9 | Ax-18406 |
| 4-((tert-butoxycarbonyl)amino)isothiazole-3-carboxylic acid | 1432059-21-6 | Ax-18405 |
| tert-butyl (3-methyl-1,2,4-thiadiazol-5-yl)carbamate | 78092-93-0 | Ax-18404 |
| 5-((tert-butoxycarbonyl)amino)-1,2,4-thiadiazole-3-carboxylic acid | 2248279-24-3 | Ax-18403 |
| 5-((tert-butoxycarbonyl)amino)-4H-1,2,4-triazole-3-carboxylic acid | 941316-89-8 | Ax-18402 |