Azathioprine [446-86-6] is noted for its consistent composition and reliable behavior, characterized by a molecular formula of C9H7N7O2S and a molecular weight of 277.27. It exhibits a Melting Point range of 242.8 to 243.9 °C (decomposes), as determined by NTP in 1992. This compound falls under several substance groups including Nitrogen heterocycles, Nitro compounds, and Sulphides, organic; thioethers. Due to its hazardous nature, it carries a Danger signal word, signifying potential harm if swallowed. Additional confirmed properties and recommended handling practices may be found through further investigation.

• CAS Number: 446-86-6
• GHS Signal Word: Danger
• Exact Mass: 277.03819367
• Melting Point: 242.8 to 243.9 °C — decomposes
• Molecular Formula: C9H7N7O2S
• Molecular Weight: 277.27
• Hazard Statements:
• H302: Harmful if swallowed [Warning Acute toxicity, oral]