蟾蜍二烯内酯[1][2][3](英語:bufadienolide)又称蟾毒内酯[4][5]蟾蜍二烯酸内酯[6]蟾蜍二烯羟酸内酯,是一种带有腺甾烷结构的化合物,其甾环17号位上的侧链带有2-吡喃酮基团,其衍生物包括有许多蟾蜍甾型的糖苷配基,是强心苷的两大类型之一,另一类为心甾内酯衍生的强心甾型糖苷配基。蟾蜍二烯内酯和其衍生的糖苷都带有毒性,会引起心跳过缓心室性心搏過速心搏停止等一系列心脏疾病[7]

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蟾蜍甾的结构
事实速览 蟾蜍二烯内酯, 识别 ...
蟾蜍二烯内酯
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IUPAC名
5-[(5R, 8R,9S,10S,13S,14S,17S)-10,13-dimethyl-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]pyran-2-one
识别
CAS号
PubChem 3035030
ChemSpider 26286947
SMILES
 
  • CC14CCC3C2(C)CCCCC2CCC3C1CCC4c5ccc(=O)oc5
InChI
 
  • 1S/C24H34O2/c1-23-13-4-3-5-17(23)7-8-18-20-10-9-19(16-6-11-22(25)26-15-16)24(20,2)14-12-21(18)23/h6,11,15,17-21H,3-5,7-10,12-14H2,1-2H3/t17-,18-,19+,20+,21-,23-,24+/m0/s1
InChIKey YBPMPRDOWHIVNA-JTSGVHQASA-N
ChEBI 83977
性质
化学式 C24H34O2
摩尔质量 354.53 g·mol−1
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。
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