Method for preparing compound HSS-8 from traditional Chinese medicinal material physochlaina macrophylla
A technology for compounds and Chinese medicinal materials, applied in the field of preparing compound HSS-8, to achieve the effect of broadening the preparation route
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[0024] The following describes the substantive content of the present invention in detail in conjunction with the drawings and embodiments, but does not limit the protection scope of the present invention.
[0025] The method for preparing compound HSS-8 from Huashan ginseng comprises the following steps:
[0026] Step S1, pulverize 2 kg of Chinese medicinal material Panax ginseng, soak and extract with 95% ethanol (5 L × 3 times), combine the extracts, and concentrate under pressure to obtain 473 g of crude extract;
[0027] Step S2, suspending the crude extract obtained in step S1 with 2L of water, extracting with n-butanol (2L × 3 times), collecting the n-butanol extract, and concentrating to obtain the n-butanol extract extract;
[0028] Step S3, take step S2 gained n-butanol extract extract (65g) and use normal phase silica gel column chromatography to use dichloromethane:methanol=20:1 (4 column volumes), 10:1 (4 column volumes) ) elution, and according to TLC analysis, ...
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