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89647-62-1

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89647-62-1 Structure

89647-62-1 Structure
IdentificationBack Directory
[Name]

3-epi-isocucurbitacin B
[CAS]

89647-62-1
[Synonyms]

3-epi-isocucurbitacin B
19-Norlanosta-5,23-diene-2,11,22-trione, 25-(acetyloxy)-3,16,20-trihydroxy-9-methyl-, (3β,9β,10α,16α,23E)-
(1R,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
[Molecular Formula]

C32H46O8
[MDL Number]

MFCD30533747
[MOL File]

89647-62-1.mol
[Molecular Weight]

558.71
Chemical PropertiesBack Directory
[Melting point ]

95 °C
[Boiling point ]

702.4±60.0 °C(Predicted)
[density ]

1.23±0.1 g/cm3(Predicted)
[pka]

12.59±0.29(Predicted)
Hazard InformationBack Directory
[Uses]

3-epi-Isocucurbitacin B (Compound 5) is a cucurbitane triterpene derived from Trichosanthes kirilowii. 3-epi-Isocucurbitacin B shows significant cytotoxicity to human tumor cells A-549, SK-OV-3, SK-MEL-2, XF-498 and HCT15[1].
[References]

[1] Shi Yong Ryu, et al. Antitumor activity of Trichosanthes kirilowii. 1994;17(5):348–353.
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