| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-140218 | 2708280-93-5 (free base) | Impurity | |
| Furosemide Impurity 18 | ||||
| C4X-140219 | N/A | Impurity | |
| Furosemide Impurity 19 | ||||
 | C4X-14022 | 4818-59-1 | Impurity | |
| Furosemide EP Impurity A | ||||
| C4X-140220 | N/A | Impurity | |
| Furosemide Impurity 20 | ||||
| C4X-140221 | 30170-04-8 | Impurity | |
| Furosemide Impurity 21 | ||||
| C4X-140222 | 82747-56-6 | Impurity | |
| Furosemide Impurity 22 | ||||
| C4X-140223 | N/A | Impurity | |
| Furosemide Impurity 23 | ||||
| C4X-140225 | 2309462-39-1 | Impurity | |
| Furosemide Impurity 25 | ||||
| C4X-140226 | N/A | Impurity | |
| Furosemide Impurity 26 | ||||
| C4X-140227 | 2760-11-4 | Impurity | |
| Furosemide Impurity 27 | ||||
