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猪去氧胆酸.
Hyodeoxycholic acid
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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
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别名
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3α,6α-Dihydroxy-5β-cholan-24-oic acid
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识别
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CAS号
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83-49-8 Y
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PubChem
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5283820
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ChemSpider
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4446908
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SMILES
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- 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
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InChI
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- 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
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InChIKey
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DGABKXLVXPYZII-SIBKNCMHBP
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ChEBI
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52023
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性质
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化学式
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C24H40O4
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摩尔质量
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392.57 g·mol−1
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密度
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? g/cm3
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熔点
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200 - 201 °C(272 K)
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若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。
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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,在猪的胆汁中,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。
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