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85081-24-9 (2r,3r,10r)-2,10-bis(3,4-dihydroxyphenyl)-3,5-dihydroxy-3,4,9,10-tetrahydro-2h,8h-pyrano[

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Product Name (2R,3R,10R)-2,10-bis(3,4-dihydroxyphenyl)-3,5-dihydroxy-3,4,9,10-tetrahydro-2H,8H-pyrano[2,3-f]chromen-8-one
CAS No. 85081-24-9
Synonyms 2H,8H-benzo[1,2-b:3,4-b']dipyran-8-one, 2,10-bis(3,4-dihydroxyphenyl)-3,4,9,10-tetrahydro-3,5-dihydroxy-, (2R,3R,10R)-; cinchonain Ia
InChI InChI=1/C24H20O9/c25-14-3-1-10(5-17(14)28)12-8-21(31)32-20-9-16(27)13-7-19(30)23(33-24(13)22(12)20)11-2-4-15(26)18(29)6-11/h1-6,9,12,19,23,25-30H,7-8H2/t12-,19-,23-/m1/s1
Molecular Formula C24H20O9
Molecular Weight 452.4102
Density 1.62g/cm3
Boiling point 745.5°C at 760 mmHg
Flash point 261.5°C
Refractive index 1.75