Leflunomide [75706-12-6] is noted for its consistent composition and reliable behavior, with a molecular formula of C12H9F3N2O2 and a molecular weight of 270.21. It exhibits a Melting Point within the range of 165-166 °C. This compound falls under the hazard signal word of Danger due to its acute toxicity when ingested orally. Leflunomide is a known immunosuppressant and disease-modifying antirheumatic drug, primarily used in the treatment of rheumatoid arthritis.

• CAS Number: 75706-12-6
• Exact Mass: 270.06161202
• Melting Point: 165-166 °C
• Molecular Formula: C12H9F3N2O2
• GHS Signal Word: Danger
• Molecular Weight: 270.21
• Hazard Statements:
• H301: Toxic if swallowed [Danger Acute toxicity, oral]