| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-123815 | 4180-30-7 | Impurity | |
| Zopiclone Impurity 15 | ||||
 | C4X-123816 | 59325-11-0 | Impurity | |
| Zopiclone Impurity 16 | ||||
 | C4X-123817 | 1348046-61-6 | Impurity | |
| Zopiclone Impurity 17 | ||||
 | C4X-123818 | 349125-10-6 | Impurity | |
| Zopiclone Impurity 18 | ||||
| C4X-123819 | N/A | Impurity | |
| Zopiclone Impurity 19 | ||||
| C4X-12382 | 151851-70-6 | Impurity | |
| Eszopiclone EP Impurity A | ||||
| C4X-123820 | N/A | Impurity | |
| Zopiclone Impurity 20 | ||||
| C4X-123821 | N/A | Impurity | |
| Eszopiclone Impurity 21 | ||||
 | C4X-123823 | 43200-82-4 | Impurity | |
| Eszopiclone Impurity 23 | ||||
| C4X-123824 | 4744-50-7 | Impurity | |
| Eszopiclone Impurity 24 | ||||
