| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-106048 | 5579-35-1 | Impurity | |
| Bromhexine Impurity 48 HCl | ||||
| C4X-106049 | N/A | Impurity | |
| Bromhexine Impurity 49 | ||||
 | C4X-10605 | 1660957-93-6 | Impurity | |
| Bromhexine EP Impurity E | ||||
| C4X-10607 | 1631131-52-6 | Impurity | |
| Bromhexine Impurity 7 | ||||
| C4X-10608 | 1660957-78-7 | Impurity | |
| Bromhexine Impurity 8 | ||||
| C4X-10609 | 63471-29-4 | Impurity | |
| Bromhexine Impurity 9 | ||||
 | C4X-10611 | 606080-73-3 | Impurity | |
| Istradefylline Impurity 1 | ||||
| C4X-106110 | N/A | Impurity | |
| Istradefylline Impurity 10 | ||||
| C4X-106111 | 52998-22-8 | Impurity | |
| Istradefylline Impurity 11 | ||||
| C4X-106112 | N/A | Impurity | |
| Istradefylline Impurity 12 | ||||
