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5119-48-2

中文名称 醉茄素 A
英文名称 WITHAFERIN A
CAS 5119-48-2
分子式 C28H38O6
分子量 470.6
MOL 文件 5119-48-2.mol
更新日期 2024/05/22 15:13:48
5119-48-2 结构式 5119-48-2 结构式

基本信息

中文别名
霜抑素A
醉茄素 A,来源于睡茄叶
WITHAFERIN A STANDARD
英文别名
NSC 273757
nsc-101088
Withaferine
WITHAFERIN A
withaferinea
Withaferin A Standard
Withaferin A 5119-48-2
delta-lactone,(20s,22r)-oxo
Withaferin A from leaves of Withania somnifera
5,6-Epoxy-4,27-dihydroxy-1-oxowitha-2,24-dienolide
所属类别
分析化学:离子色谱试剂

物理化学性质

熔点252-253℃
比旋光度D28 +125° (c = 1.30 in CHCl3)
沸点680.7±55.0 °C(Predicted)
密度1.28
闪点226℃
储存条件Desiccate at -20°C
溶解度可溶于 DMSO(高达 20 mg/ml)
酸度系数(pKa)13.49±0.70(Predicted)
形态白色固体
颜色白色
稳定性可在-20°C下的DMSO溶液保存长达1个月。
InChIKeyDBRXOUCRJQVYJQ-CKNDUULBSA-N

安全数据

危险性符号(GHS)
GHS07
警示词警告
危险性描述H315-H319-H335
防范说明P261-P271-P280
危险品标志T
WGK Germany3
RTECS号KE7288500
海关编码29322090
醉茄素 A价格(试剂级)
报价日期产品编号产品名称CAS号包装价格
2024/04/30HY-N2065醉茄素 A
Withaferin A
5119-48-21mg1300元
2024/04/30S8587醉茄素 A
Withaferin A
5119-48-21mg1470.11元
2024/04/30HY-N2065醉茄素 A
Withaferin A
5119-48-25mg3900元

常见问题列表

生物活性
Withaferin A (WA, WFA)可通过对硫代烷基化敏感的氧化还原机制阻止肿瘤坏死因子诱导的IκB激酶β的激活,从而有效地抑制 NF-κB 激活。Withaferin A 可与中间丝状体蛋白(IF) vimentin 结合,并具有抗肿瘤和抗血管生成活性。Withaferin A 是一种从 Withania somnifera 分离的甾体内酯。
靶点
TargetValue
NF-κB
()
vimentin
()
体外研究

Withaferin A has antiinflammatory activity, and potently inhibits NF-kB activation by preventing the TNF-induced activation of Ik-B kinase beta via a thioalkylation-sensitive redox mechanism. Withaferin A also has anticancer activity. Withaferin A targets the IF protein vimentin, causes aggregation of vimentin filaments in bovine aortic endothelial cells (BAECs) at 3 μM, and induces vimentin fragmentation in endothelial cells at 10 μM. Withaferin A (0.5, 1.5 μM) alone or incombination with cisplatin (CIS) dose-dependently reduces tumorigenic potential of ALDH1 positive cancer stem cells (CSCs).

体内研究

Withaferin A (2 mg/kg, i.p.) shows potent angiogenesis inhibitory activity via vimentin in mice. Withaferin A (2 mg/kg) combined with cisplatin (CIS) regulates the expression of ALDH1 marker, and downregulates the expression of securin in tumors collected from mice.

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