| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-18116 | 143436-36-6 | Impurity | |
| Pranoprofen Impurity 6 | ||||
 | C4X-181161 | N/A | Impurity | |
| Pranoprofen Impurity 61 | ||||
| C4X-181162 | N/A | Impurity | |
| Pranoprofen Impurity 62 | ||||
| C4X-18117 | N/A | Impurity | |
| Pranoprofen Impurity 7 | ||||
| C4X-18118 | 639857-68-4 | Impurity | |
| Pranoprofen Impurity 8 | ||||
| C4X-181210 | 1276666-15-9?free base? | Impurity | |
| Suvorexant Impurity 10 | ||||
 | C4X-181213 | 1149352-55-5 | Impurity | |
| Suvorexant Impurity 13 | ||||
 | C4X-181214 | 2941-79-9 | Impurity | |
| Suvorexant Impurity 14 | ||||
 | C4X-181215 | 1001401-62-2 | Impurity | |
| Suvorexant Impurity 15 | ||||
| C4X-18122 | 1276666-19-3 | Impurity | |
| Suvorexant Impurity 2 | ||||
