| 4,6-Dichloroquinoline | 4203-18-3 | Ax-IMP604 |
| 4,5-Dichloroquinoline | 21617-18-5 | Ax-IMP603 |
| Diphenhydramine Impurity A | 17471-10-2 | Ax-IMP587 |
| Gatifloxacin Related Compound D | 112811-57-1 | Ax-IMP602 |
| Gatifloxacin Related Compound B | 154093-72-8 | Ax-IMP600 |
| Gatifloxacin Related Compound C | 112811-72-0 | Ax-IMP601 |
| 1,2 Diphenyl ethanol | 614-29-9; 41822-67-7 | Ax-183 |
| 1-(dibromomethyl)-4-nitrobenzene | 619-75-0 | Ax-182 |
| 1,4-Diphenyl Butane | 1083-56-3 | Ax-181 |
| Gliclazide Impurity A | 70-55-3 | Ax-IMP599 |