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52156-75-9 3-methoxy-5,5-dimethyl-11-oxo-5h,11h-benzo[c]pyrano[3,2-g]chromene-9-carboxylic acid

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Product Name 3-methoxy-5,5-dimethyl-11-oxo-5H,11H-benzo[c]pyrano[3,2-g]chromene-9-carboxylic acid
CAS No. 52156-75-9
InChI InChI=1/C20H16O6/c1-20(2)14-6-10(24-3)4-5-11(14)12-7-13-15(21)8-18(19(22)23)25-16(13)9-17(12)26-20/h4-9H,1-3H3,(H,22,23)
Molecular Formula C20H16O6
Molecular Weight 352.3374
Density 1.368g/cm3
Boiling point 559.6°C at 760 mmHg
Flash point 203.4°C
Refractive index 1.625