| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-174918 | 1361569-23-4 | Impurity | |
| Riociguat Impurity 18 | ||||
 | C4X-174919 | N/A | Impurity | |
| Riociguat Impurity 19 | ||||
 | C4X-17492 | 1361569-10-9 | Impurity | |
| Riociguat Impurity 2 | ||||
 | C4X-174920 | 428854-24-4 | Impurity | |
| Riociguat Impurity 20 | ||||
| C4X-174921 | N/A | Impurity | |
| Riociguat Impurity 21 | ||||
| C4X-174922 | N/A | Impurity | |
| Riociguat Impurity 22 | ||||
| C4X-174924 | 256376-62-2 | Impurity | |
| Riociguat Impurity 24 | ||||
| C4X-174925 | N/A | Impurity | |
| Riociguat Impurity 25 | ||||
 | C4X-174926 | 304874-06-4 | Impurity | |
| Riociguat Impurity 26 | ||||
| C4X-174927 | N/A | Impurity | |
| Riociguat impurity 27 | ||||
