3',6'-Dihydroxy-4',5'-Dimethoxy-1-Oxospiro[2-Benzofuran-3,9'-Xanthene]-5-Carboxylic Acid
[CAS# 75929-58-7]

Identification

• Name: 3',6'-Dihydroxy-4',5'-Dimethoxy-1-Oxospiro[2-Benzofuran-3,9'-Xanthene]-5-Carboxylic Acid
• Synonyms: 3',6'-Dihydroxy-4',5'-Dimethoxy-1-Oxo-Spiro[Isobenzofuran-3,9'-Xanthene]-5-Carboxylic Acid; 3',6'-Dihydroxy-4',5'-Dimethoxy-1-Oxo-5-Spiro[Isobenzofuran-3,9'-Xanthene]Carboxylic Acid; 3',6'-Dihydroxy-1-Keto-4',5'-Dimethoxy-Spiro[Isobenzofuran-3,9'-Xanthene]-5-Carboxylic Acid
• Molecular Formula: C₂₃H₁₆O₉
• Molecular Weight: 436.37
• CAS Registry Number: 75929-58-7
• SMILES: C1=C(C=CC2=C1C3(OC2=O)C5=C(OC4=C3C=CC(=C4OC)O)C(=C(O)C=C5)OC)C(=O)O
• InChI: 1S/C23H16O9/c1-29-19-15(24)7-5-12-17(19)31-18-13(6-8-16(25)20(18)30-2)23(12)14-9-10(21(26)27)3-4-11(14)22(28)32-23/h3-9,24-25H,1-2H3,(H,26,27)
• InChIKey: DCPHSBOTFHCNQC-UHFFFAOYSA-N

Properties

• Density: 1.674g/cm³ (Cal.)
• Boiling point: 774.926°C at 760 mmHg (Cal.)
• Flash point: 276.024°C (Cal.)