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17278-28-3 isocucurbitacin b

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Product Name isocucurbitacin B
CAS No. 17278-28-3
Synonyms Isocucurbitacin B; 2-EPICUCURBITICIN B; CUCURBITCIN B, 2-EPI-; NSC 106400; epi-Isocucurbitacin B; 19-Norlanosta-5,23-diene-2,11,22-trione, 25-(acetyloxy)-3,16,20-trihydroxy-9-methyl-, (3alpha,9beta,10alpha,16alpha,23E)-; (1S,4R,9beta,16alpha,23E)-1,16,20-trihydroxy-9,10,14-trimethyl-2,11,22-trioxo-4,9-cyclo-9,10-secocholesta-5,23-dien-25-yl acetate; (1S,4R,9beta,16alpha,17alpha,23E)-1,16,20-trihydroxy-9,10,14-trimethyl-2,11,22-trioxo-4,9-cyclo-9,10-secocholesta-5,23-dien-25-yl acetate
InChI InChI=1/C32H46O8/c1-17(33)40-27(2,3)13-12-23(36)32(9,39)25-21(35)15-29(6)22-11-10-18-19(14-20(34)26(38)28(18,4)5)31(22,8)24(37)16-30(25,29)7/h10,12-13,19,21-22,25-26,35,38-39H,11,14-16H2,1-9H3/b13-12+/t19-,21-,22+,25-,26-,29+,30-,31+,32+/m1/s1
Molecular Formula C32H46O8
Molecular Weight 558.7028
Density 1.23g/cm3
Boiling point 702.4°C at 760 mmHg
Flash point 219.9°C
Refractive index 1.568