| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-151330 | 5270-31-5 | Impurity | |
| Doxofylline Impurity 30 | ||||
| C4X-151331 | N/A | Impurity | |
| Doxofylline Impurity 31 | ||||
| C4X-151332 | 633296-51-2 | Impurity | |
| Doxofylline Impurity 32 | ||||
| C4X-151333 | N/A | Impurity | |
| Doxofylline Impurity 33 | ||||
| C4X-151334 | N/A | Impurity | |
| Doxofylline Impurity 34 | ||||
| C4X-151335 | N/A | Impurity | |
| Doxofylline Impurity 35 | ||||
| C4X-151336 | N/A | Impurity | |
| Doxofylline Impurity 36 | ||||
| C4X-151337 | N/A | Impurity | |
| Doxofylline Impurity 37 | ||||
| C4X-151339 | N/A | Impurity | |
| Doxofylline Impurity 39 | ||||
| C4X-15134 | 2095554-12-2 | Impurity | |
| Doxofylline Impurity 4 | ||||
