Letrozole EP Impurity A
| Name of Impurity/Standard | Letrozole EP Impurity A |
| CAS No. | 112809-52-6 |
| Molecular Formula | C17H11N5 |
| Molecular Weight | 285.3 g/mol |
| Synonyms: 4,4'-(4H-1,2,4-Triazol-4-ylmethylene)bisbenzonitrile; USP Letrozole Related Compound A; Letrozole EP Impurity A | |