Anastrozole is a technically defined substance with the molecular formula C17H19N5 and a molecular weight of 293.4. It has a Melting Point between 81-82 °C. The hazard signal word for this compound is Danger due to its acute oral toxicity. Anastrozole is a nonsteroidal aromatase inhibitor used primarily in the treatment of breast cancer. It works by reducing the amount of estrogen produced by the body, which can slow or stop the growth of certain types of breast tumors that need estrogen to grow. Anastrozole is also being studied for potential uses in other hormone-related diseases such as endometriosis and uterine fibroids.

• CAS Number: 120511-73-1
• GHS Signal Word: Danger
• Exact Mass: 293.16404563
• Molecular Formula: C17H19N5
• Melting Point: 81-82 °C
• Molecular Weight: 293.4
• Hazard Statements:
• H301: Toxic if swallowed [Danger Acute toxicity, oral]