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]。
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 |
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InChI |
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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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