Letrozole Diacid impurity
- CAT Number DCTI-C-004607
- CAS Number 1644566-39-1
- Molecular Formula C17H13N3O4
- Molecular Weight 323.31
Letrozole Impurity A
- CAT Number DCTI-C-004580
- CAS Number 112809-52-6
- Molecular Formula C17H11N5
- Molecular Weight 285.31
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