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Overview
Letrozole is a non-steroidal aromatase inhibitor synthesized via phthalimide condensation. Its molecular formula is C17H11N5 with CAS No. 112809-51-5.
Application
- Oncology: First-line treatment for hormone receptor-positive breast cancer in postmenopausal women.
- Research: Used in metabolic studies to modulate estrogen levels in laboratory settings.
Precautions
Contraindicated during pregnancy and lactation. Store in dry, cool conditions below 25°C. Personnel must wear PPE to prevent inhalation or skin contact.