Isolation and Purification of Two Isoflavones from Hericium erinaceum Mycelium by High-Speed Counter-Current Chromatography.

Isolation and Purification of Two Isoflavones from Hericium erinaceum Mycelium by High-Speed Counter-Current Chromatography.
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高速逆流色谱法分离纯化猴头菇菌丝体中两种异黄酮

DOI:
10.3390/molecules23030560
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发表时间:
2018-03-02
期刊:
Molecules (Basel, Switzerland)
影响因子:
--
通讯作者:
Sun P
Sun P
中科院分区:
其他
文献类型:
--
作者:
He J;Fan P;Feng S;Shao P;Sun P

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采用高速逆流色谱法首次从猴头菌中分离纯化了两种甾酮化合物。用氯仿-二氯甲烷-甲醇-水(4:2:3:2,v/v/v/v)组成的两相溶剂系统,经红外光谱(IR)、电喷雾质谱(ESI-MS)、核磁共振氢谱(1H-NMR)和碳谱(13 C-NMR)鉴定,这两种化合物分别为染料木素(genistein,4 ′,5,7-trihydroxyethyl,C15 H10 O 5)和大豆苷元(daidzein,4′,7-dihydroxyethyl,C15 H10 O 4)。从150 mg的乙醇提取物中分离得到23 mg染料木素和18 mg大豆苷元,纯度分别为95.7%和97.3%。刺猬菌丝体结果表明,高速逆流色谱法是一种从胡萝卜中分离纯化染料木素和大豆苷元的可行方法。刺猬菌丝体
High-speed counter-current chromatography (HSCCC) was used to separate and purify two isoflavones for the first time from Hericium erinaceum (H. erinaceum) mycelium using a two-phase solvent system composed of chloroform-dichloromethane-methanol-water (4:2:3:2, v/v/v/v). These two isoflavones were identified as genistein (4′,5,7-trihydroxyisoflavone, C15H10O5) and daidzein (4′,7-dihydroxyisoflavone, C15H10O4), using infrared spectroscopy (IR), electro-spary ionisation mass (ESI-MS), 1H-nuclear magnetic resonance (NMR) and 13C-NMR spectra. About 23 mg genistein with 95.7% purity and 18 mg daidzein with 97.3% purity were isolated from 150 mg ethanolic extract of H. erinaceum mycelium. The results demonstrated that HSCCC was a feasible method to separate and purify genistein and daidzein from H. erinaceum mycelium.
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