5,5-Dimethyl-11-oxo-5H,11H-[2]Benzopyrano[4,3-g][1]benzopyran-9-carboxylic acid
[CAS# 52156-73-7]

Identification

• Name: 5,5-Dimethyl-11-oxo-5H,11H-[2]Benzopyrano[4,3-g][1]benzopyran-9-carboxylic acid
• Synonyms: 5,5-Dimethyl-11-Oxo-Isochromeno[4,3-G]Chromene-9-Carboxylic Acid; 5,5-Dimethyl-11-Oxo-9-Isochromeno[4,3-G]Chromenecarboxylic Acid; 11-Keto-5,5-Dimethyl-Isochromeno[4,3-G]Chromene-9-Carboxylic Acid
• Molecular Formula: C₁₉H₁₄O₅
• Molecular Weight: 322.32
• CAS Registry Number: 52156-73-7
• SMILES: C2=C1OC(=CC(=O)C1=CC3=C2OC(C)(C)C4=C3C=CC=C4)C(O)=O
• InChI: 1S/C19H14O5/c1-19(2)13-6-4-3-5-10(13)11-7-12-14(20)8-17(18(21)22)23-15(12)9-16(11)24-19/h3-9H,1-2H3,(H,21,22)
• InChIKey: AYXKVDRDWWQQTD-UHFFFAOYSA-N

Properties

• Density: 1.381g/cm³ (Cal.)
• Boiling point: 524.676°C at 760 mmHg (Cal.)
• Flash point: 193.964°C (Cal.)