| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-189185 | N/A | Impurity | |
| Esmolol Impurity 85 | ||||
| C4X-189186 | N/A | Impurity | |
| Esmolol Impurity 86 | ||||
| C4X-189187 | N/A | Impurity | |
| Esmolol Impurity 87 | ||||
| C4X-18919 | N/A | Impurity | |
| Esmolol Impurity 9 | ||||
| C4X-18921 | 36149-00-5 | Impurity | |
| Calcifediol Impurity 1 | ||||
| C4X-189210 | N/A | Impurity | |
| Calcifediol Impurity 10 | ||||
| C4X-189211 | N/A | Impurity | |
| Calcifediol Impurity 11 | ||||
| C4X-189212 | 23357-18-8 | Impurity | |
| Calcifediol Impurity 12 | ||||
 | C4X-189213 | 22145-68-2 | Impurity | |
| Calcifediol Impurity 13 | ||||
 | C4X-18924 | 1233749-00-2 | Impurity | |
| Calcifediol EP Impurity D | ||||
