| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-139251 | 106649-95-0 | Impurity | |
| Famotidine Impurity 51 | ||||
 | C4X-139252 | N/A | Impurity | |
| Famotidine Impurity 52 | ||||
| C4X-139253 | N/A | Impurity | |
| Famotidine Impurity 53 | ||||
| C4X-139254 | N/A | Impurity | |
| Famotidine Impurity 54 | ||||
| C4X-139255 | 95853-46-6 | Impurity | |
| Famotidine impurity 55 | ||||
| C4X-139256 | N/A | Impurity | |
| Famotidine Impurity 56 | ||||
| C4X-139257 | N/A | Impurity | |
| Famotidine Impurity 57 | ||||
| C4X-139258 | N/A | Impurity | |
| Famotidine impurity 58 | ||||
| C4X-139259 | N/A | Impurity | |
| Famotidine impurity 59 | ||||
 | C4X-13926 | 107880-74-0 | Impurity | |
| Famotidine EP Impurity F | ||||
