• 4-Oxo-4H-1-benzopyran-2-carboxylic acid

• Product Name
• 4-Oxo-4H-1-benzopyran-2-carboxylic acid

• CAS
• 4940-39-0

• Molecular Formula
• C₁₀H₅O₄

• Molecular Weight
• 189.1448

• Molecular Structure
• 

• EINECS
• 225-583-0

• InChI
• InChI=1/C10H6O4/c11-7-5-9(10(12)13)14-8-4-2-1-3-6(7)8/h1-5H,(H,12,13)/p-1

• Melting Point
• 260℃

• Flash Point
• 138.9°C

• Vapor Pressure
• 4.23E-05mmHg at 25°C

• Density
• -

• Safety Description
• S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
  S37/39:Wear suitable gloves and eye/face protection
  

• Risk Description :
• R36/37/38:Irritating to eyes, respiratory system and skin. ;