product Name |
2,16α,20,25-tetrahydroxy-9β-methyl-10α,-19-norlanosta-1,5,23(E)-triene-3,11,22-trione 25-acetate |
CAS No |
18444-66-1 |
Synonyms |
18444-66-1; 2,16,20-trihydroxy-9,10,14-trimethyl-1,11,22-trioxo-4,9-cyclo-9,10-secocholesta-2,5,23-trien-25-yl acetate; (4R,9beta,16alpha,23E)-2,16,20-trihydroxy-9,10,14-trimethyl-1,11,22-trioxo-4,9-cyclo-9,10-secocholesta-2,5,23-trien-25-yl acetate; (23E)-2,16,20-trihydroxy-9,10,14-trimethyl-1,11,22-trioxo-4,9-cyclo-9,10-secocholesta-2,5,23-trien-25-yl acetate; [(E)-5-[(8S,9R,10R,13R,14S,16R,17R)-2,16-dihydroxy-4,4,9,13,14-pentamethyl-3,11-dioxo-8,10,12,15,16,17-hexahydro-7H-cyclopenta[a]phenanthren-17-yl]-5-hydroxy-1,1-dimethyl-4-oxo-hex-2-enyl] acetate; cucurbitacin E |
Molecular Formula |
C32H44O8 |
Molecular Weight |
556.687 |
InChI |
InChI=1/C32H44O8/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/h10,12-14,19,21-22,25,34-35,39H,11,15-16H2,1-9H3/b13-12+/t19-,21-,22+,25+,29+,30-,31+,32?/m1/s1 |
EINECS |
242-325-2 |
Molecular Structure |
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Density |
1.24g/cm3 |
Boiling point |
712.6°C at 760 mmHg |
Refractive index |
1.578 |
Flash point |
224.4°C |
Vapour Pressur |
1.84E-23mmHg at 25°C |
Hazard Symbols |
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Risk Codes |
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Safety Description |
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