Menadione [58-27-5] is commonly employed in research and production environments as a synthetic form of vitamin K3. Its molecular formula is C11H8O2, with a molecular weight of 172.18. This compound exhibits a Melting Point of 107 °C. As a precaution, it carries a Warning signal word due to potential harm if ingested. It may also be subject to other hazards, such as acute toxicity when ingested, as indicated by the Hazard Statement "Harmful if swallowed.

• CAS Number: 58-27-5
• Melting Point: 107 °C
• Molecular Weight: 172.18
• Exact Mass: 172.052429494
• GHS Signal Word: Warning
• Molecular Formula: C11H8O2
• Hazard Statements:
• H302: Harmful if swallowed [Warning Acute toxicity, oral]