描述 |
Cucurbitacin D 是南瓜中的活性成分,可破坏 Hsp90 与两种辅助分子伴侣 Cdc37 和 p23 的相互结合,阻止 Hsp90 客户蛋白 (Her2,Raf,Cdk6,pAkt) 成熟但不诱导热休克反应。具有抗癌作用。 |
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相关类别 |
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靶点 |
HSP90
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SMILES |
C[C@@]([C@@](CC=C(C(C)1C)[C@@]2([H])C[C@H](O)C1=O)([H])[C@@]2(C)C3=O)(C[C@@H](O)[C@]4([H])[C@@](C)(O)C(/C=C/C(C)(O)C)=O)[C@@]4(C3)C |
参考文献 |
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密度 | 1.2±0.1 g/cm3 |
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沸点 | 684.0±55.0 °C at 760 mmHg |
熔点 | 151-152?C |
分子式 | C30H44O7 |
分子量 | 516.666 |
闪点 | 381.4±28.0 °C |
精确质量 | 516.308716 |
PSA | 132.13000 |
LogP | 1.48 |
蒸汽压 | 0.0±4.8 mmHg at 25°C |
折射率 | 1.582 |
储存条件 | 库房低温,通风,干燥,与食品原料分开存放 |
计算化学 |
1.疏水参数计算参考值(XlogP):2.1 2.氢键供体数量:4 3.氢键受体数量:7 4.可旋转化学键数量:4 5.互变异构体数量:8 6.拓扑分子极性表面积:132 7.重原子数量:37 8.表面电荷:0 9.复杂度:1100 10.同位素原子数量:0 11.确定原子立构中心数量:9 12.不确定原子立构中心数量:0 13.确定化学键立构中心数量:1 14.不确定化学键立构中心数量:0 15.共价键单元数量:1 |
葫芦素D毒性英文版
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(2S,4R,9β,16α,23E)-2,16,20,25-Tetrahydroxy-9,10,14-trimethyl-4,9-cyclo-9,10-secocholesta-5,23-diene-1,11,22-trione |
(2S,8S,9R,10R,13R,14S,16R,17R)-17-[(E,2R)-2,6-dihydroxy-6-methyl-3-oxohept-4-en-2-yl]-2,16-dihydroxy-4,4,9,13,14-pentamethyl-2,7,8,10,12,15,16,17-octahydro-1H-cyclopenta[a]phenanthrene-3,11-dione |
Elatericine A |
Estr-5-ene-3,11-dione, 17-[(1R,3E)-1,5-dihydroxy-1,5-dimethyl-2-oxo-3-hexen-1-yl]-2,16-dihydroxy-4,4,9,14-tetramethyl-, (2β,9β,10α,16α,17β)- |
Elatericin A |
Estr-5-ene-3,11-dione, 17-[(1R,3E)-1,5-dihydroxy-1,5-dimethyl-2-oxo-3-hexen-1-yl]-2,16-dihydroxy-4,4,9,14-tetramethyl-, (2β,8ξ,9β,10α,16α,17β)- |
(2S,8S,9R,10R,13R,14S,16R,17R)-17-[(2R,4E)-2,6-Dihydroxy-6-methyl-3-oxo-4-hepten-2-yl]-2,16-dihydroxy-4,4,9,13,14-pentamethyl-7,8,9,10,12,13,14,15,16,17-decahydro-1H-cyclopenta[a]phenanthrene-3,11(2H,4H)-dione |
Cucurbitacin D |
(2S,4R,8ξ,9β,16α,23E)-2,16,20,25-Tetrahydroxy-9,10,14-trimethyl-4,9-cyclo-9,10-secocholesta-5,23-diene-1,11,22-trione |
(2S,8S,9R,10R,13R,14S,16R,17R)-17-[(2R,4E)-2,6-Dihydroxy-6-methyl-3-oxo-4-hepten-2-yl]-2,16-dihydroxy-4,4,9,13,14-pentamethyl-7,8,9,10,12,13,14,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-3,11(2H,4H)-dion |