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猪去氧胆酸

Hyodeoxycholic acid
IUPAC名
4-[(5R,8S,10R,13R,17R)-3,6-dihydroxy-10,13-dimethyl-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]pentanoic acid
别名 3α,6α-Dihydroxy-5β-cholan-24-oic acid
识别
CAS号 83-49-8  checkY
PubChem 5283820
ChemSpider 4446908
SMILES
 
  • O=C(O)CC[C@@H](C)[C@@H]4[C@]3(CC[C@H]1[C@@H](C[C@H](O)[C@@H]2C[C@H](O)CC[C@]12C)[C@@H]3CC4)C
InChI
 
  • 1/C24H40O4/c1-14(4-7-22(27)28)17-5-6-18-16-13-21(26)20-12-15(25)8-10-24(20,3)19(16)9-11-23(17,18)2/h14-21,25-26H,4-13H2,1-3H3,(H,27,28)/t14-,15-,16+,17-,18+,19+,20+,21+,23-,24-/m1/s1
InChIKey DGABKXLVXPYZII-SIBKNCMHBP
ChEBI 52023
性质
化学式 C24H40O4
摩尔质量 392.57 g·mol−1
密度 ? g/cm3
熔点 200 - 201 °C(272 K)
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。

猪去氧胆酸(英语:Hyodeoxycholic acid,也被称为3α,6α-二羟基-5β-胆烷-24-羧酸,3α,6α-Dihydroxy-5β-cholan-24-oic acid,缩写HDCA)是一种次级胆汁酸,即初级胆汁酸在肠道菌群代谢下的产物,和其它去氧胆酸相比,其羟基位于6号C原子的6α位置。6α-羟基基团使HDCA具有亲水性,类似于猪胆酸。HDCA在不同哺乳动物中所含比例不同,在的胆汁中,它是主要成分。在类固醇物质全合成实现之前,猪去氧胆酸常作为化工上合成类固醇的前体物质。

参考文献

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猪去氧胆酸
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