| Ondansetron Nitroso Impurity 1 | NA | Ax-11394 |
| N-(2-aminophenyl)-N-methylnitrous amide | NA | Ax-11407 |
| 1-(2,4,6-trichlorophenyl)propan-2-one | 1228284-86-3 | Ax-11428 |
| Apremilast Nitrous Compound 1 | NA | Ax-11429 |
| N-Octanoyl-L-homoserine Lactone (C8-HSL) | 147852-84-4 | Ax-11413 |
| Palonosetron Impurity 3 | 177793-80-5 | Ax-11387 |
| tert-butyl 4-amino-4-cyanopiperidine-1-carboxylate | 331281-25-5 | Ax-11355 |
| 2-bromo-2-phenylacetonitrile | 5798-79-8 | Ax-11354 |
| 3-(acetylthio)-2-methylpropanoic acid | 33325-40-5 | Ax-11375 |
| 1,3-Dibromo-1-propene, mixture of cis and trans | 627-15-6 | Ax-11374 |