| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-150037 | N/A | Impurity | |
| Indacaterol Impurity 37 | ||||
| C4X-150039 | N/A | Impurity | |
| Indacaterol Impurity 39 | ||||
 | C4X-15004 | 15450-76-7 | Impurity | |
| Indacaterol Impurity 4 | ||||
| C4X-150040 | 312753-76-7 | Impurity | |
| Indacaterol Impurity 40 ?S-Isomer? | ||||
| C4X-150041 | 312759-81-2 | Impurity | |
| Indacaterol Impurity 41 | ||||
| C4X-150042 | N/A | Impurity | |
| Indacaterol Impurity 42 | ||||
| C4X-150044 | N/A | Impurity | |
| Indacaterol Impurity 44 | ||||
| C4X-150045 | N/A | Impurity | |
| Indacaterol Impurity 45 | ||||
| C4X-150046 | N/A | Impurity | |
| Indacaterol Impurity 46 HCl | ||||
| C4X-150047 | 1235445-80-3(free base) | Impurity | |
| S-Indacaterol Maleate | ||||
