| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-12943 | 1797132-23-0 | Impurity | |
| Guaifenesin EP Impurity C | ||||
 | C4X-12944 | 16929-60-5 | Impurity | |
| Guaifenesin EP Impurity D | ||||
 | C4X-12945 | 2049-21-0 | Impurity | |
| Guaifenesin Impurity 5 | ||||
 | C4X-12947 | 120-80-9 | Impurity | |
| Guaifenesin Impurity 7 | ||||
| C4X-129810 | N/A | Impurity | |
| Dobutamine Impurity 10 | ||||
| C4X-129811 | N/A | Impurity | |
| Dobutamine Impurity 11 | ||||
| C4X-129812 | 334947-72-7 | Impurity | |
| Dobutamine Impurity 12 | ||||
 | C4X-129813 | 82473-36-7 | Impurity | |
| Dobutamine Impurity 13 | ||||
| C4X-129814 | 61413-41-0 | Impurity | |
| Dobutamine Impurity 14 | ||||
| C4X-129815 | 334947-74-9 | Impurity | |
| Dobutamine Impurity 15 | ||||
