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Extraction and purification process of Cynanchum otophyllum herb

A technology of peony and medicinal materials, which is applied in the field of medicinal material extraction and achieves the effect of simple and convenient operation.

Inactive Publication Date: 2017-05-03
雷印平
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, in the extraction and purification process of Radix Paeoniae Alba, there is no uniform extraction rate and high purification rate.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0012] Embodiment 1, the extraction and purification process research of Radix Paeoniae Alba medicinal material, comprises the following steps:

[0013] A. Ethanol extraction Take 50 g of herbal decoction pieces of Paeoniae Alba, add 400 g of 70% ethanol solution, extract for 90 min, repeat 3 times, filter, and combine the extracts;

[0014] B, thin-layer chromatography The extract of Radix Paeoniae Alba that is extracted in the previous step is carried out thin-layer chromatography, the condition is a silica gel 6254 plate; Developing agent: chloroform-methanol (5: 1); Reference substance: Paeoniae officinale;

[0015] C: the extract of Radix Paeoniae Alba that the first step obtains is concentrated to 0.5g / ml, filter paper suction filtration, continue to concentrate to 2g crude drug / ml;

[0016] D: D101 type macroporous adsorption resin extraction and purification separation

[0017] First, take macroporous adsorption resins D101, H103, and HPD500 and soak them in 95% ethan...

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PUM

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Abstract

The invention discloses an extraction and purification process of a cynanchum otophyllum herb. According to the present invention, the cynanchum otophyllum herb can be effectively extracted, purified and separated by using an alcohol extraction process and a D101-type macroporous adsorption resin; and the process of the method is simple and the resin can be regenerated, such that the production process provides the feasible process for the production of the cynanchum otophyllum-containing traditional Chinese medicine product.

Description

technical field [0001] The invention relates to the field of extracting medicinal materials, in particular to an extraction and purification process for medicinal materials of Radix Paeoniae Alba. Background technique [0002] Radix Paeoniae Alba is the dried root of Paeonia lactiflora Pall., a plant of Ranunculaceae. It has the functions of calming liver and relieving pain, nourishing blood and regulating menstruation, astringing yin and stopping sweating, and can be used for headaches, dizziness, hypochondriac pain, abdominal pain, pain in limbs and other diseases. As one of the main active ingredients of Paeoniae Alba, peony xi is also the main ingredient in various pharmaceutical preparations. But in Radix Paeoniae Alba extraction and purification process, there is not a process condition with uniform extraction rate and higher purification rate. Contents of the invention [0003] Aiming at the above deficiencies, the present invention provides an extraction and puri...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A61K36/71
Inventor 雷印平
Owner 雷印平
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