| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-212313 | 150374-98-4 | Impurity | |
| Sivelestat Impurity 13 | ||||
| C4X-212314 | N/A | Impurity | |
| Sivelestat Impurity 14 | ||||
| C4X-212315 | 526-21-6 | Impurity | |
| Sivelestat Impurity 15 | ||||
| C4X-212316 | N/A | Impurity | |
| Sivelestat Impurity 14 | ||||
| C4X-212317 | 10167-30-3 | Impurity | |
| Sivelestat Impurity 17 | ||||
| C4X-212318 | 150374-97-3 | Impurity | |
| Sivelestat Impurity 18 | ||||
| C4X-212319 | 612-34-0 | Impurity | |
| Sivelestat Impurity 19 | ||||
| C4X-21232 | 150374-99-5 | Impurity | |
| Sivelestat sodium Impurity 2 | ||||
| C4X-212320 | 1842-55-3 | Impurity | |
| Sivelestat Impurity 20 | ||||
| C4X-212322 | N/A | Impurity | |
| Sivelestat sodium impurity 22 | ||||
