| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-103136 | 142569-69-5 | Impurity | |
| Montelukast Impurity 36 | ||||
 | C4X-103137 | N/A | Impurity | |
| Montelukast Impurity 37 | ||||
 | C4X-103139 | 769-28-8 | Impurity | |
| Montelukast Impurity 39 | ||||
| C4X-10314 | N/A | Impurity | |
| Montelukast EP Impurity D Isomer | ||||
| C4X-103140 | N/A | Impurity | |
| Montelukast Impurity 40 | ||||
 | C4X-103142 | 149968-10-5 | Impurity | |
| Montelukast Impurity 42 | ||||
| C4X-103143 | 2365398-67-8 | Impurity | |
| Montelukast Impurity 43 | ||||
| C4X-103144 | 2365398-66-7 | Impurity | |
| Montelukast Impurity 44 | ||||
| C4X-103145 | 1428448-96-7 | Impurity | |
| Montelukast Sodium EP Impurity G | ||||
| C4X-103146 | 909849-96-3 | Impurity | |
| Montelukast Impurity 46 | ||||
