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78478-28-1 (9s,10s)-8,8-dimethyl-10-[(3-methylbutanoyl)oxy]-2-oxo-9,10-dihydro-2h,8h-pyrano[2,3-f]ch

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Product Name (9S,10S)-8,8-dimethyl-10-[(3-methylbutanoyl)oxy]-2-oxo-9,10-dihydro-2H,8H-pyrano[2,3-f]chromen-9-yl (2Z)-2-methylbut-2-enoate
CAS No. 78478-28-1
Synonyms 2-butenoic acid, 2-methyl-, (9S,10S)-9,10-dihydro-8,8-dimethyl-10-(3-methyl-1-oxobutoxy)-2-oxo-2H,8H-benzo[1,2-b:3,4-b']dipyran-9-yl ester, (2Z)-; Praeruptorin E; (+)-praeruptorin B
InChI InChI=1/C24H28O7/c1-7-14(4)23(27)30-22-21(29-18(26)12-13(2)3)19-16(31-24(22,5)6)10-8-15-9-11-17(25)28-20(15)19/h7-11,13,21-22H,12H2,1-6H3/b14-7-/t21-,22-/m0/s1
Molecular Formula C24H28O7
Molecular Weight 428.4749
Density 1.22g/cm3
Boiling point 516.5°C at 760 mmHg
Flash point 221.4°C
Refractive index 1.56