Usnic Acid

• Catalog Number: ACM125462
• CAS: 125-46-2
• Synonyms: 1,3(2H,9bH)-Dibenzofurandione, 2,6-diacetyl-7,9-dihydroxy-8,9b-dimethyl-
• Molecular Weight: 344.32
• Molecular Formula: C18H16O7
• Canonical SMILES: O=C(C1(C)C(OC2=C(C(C)=O)C(O)=C(C)C(O)=C12)=C3)C(C(C)=O)C3=O
• Melting Point: 201-203°C
• Flash Point: 223.3°C
• Purity: 98%
• Density: 1.54 g/cm³
• Appearance: Solid
• Storage: Powder-20°C, 3 years; 4°C, 2 years; In solvent-80°C, 6 months; -20°C, 1 month.
• Active Content: 95%
• Physical State: Solid
• Typical Applications: Use as antimicrobial agent, preservative.