Fingerprint spectrum construction method and application of Chinese herbal compound containing angelica sinensis
A technology for traditional Chinese medicine and compound prescription, which is applied in the field of fingerprint spectrum construction of traditional Chinese medicine compound prescription, can solve the problem that traditional Chinese medicine has no mandatory requirements, and achieves the effects of good peak shape, good separation and good repeatability.
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
preparation example Construction
[0086] Preparation of the test solution: add water or alcohol to the Chinese medicine compound to obtain the Chinese medicine compound solution; and filter the Chinese medicine compound solution to obtain the test solution after ultrasonic extraction or reflux extraction, wherein the Chinese medicine compound Angelica, Guizhi, Licorice, Paeoniae Alba, Ginger and Jujube;
[0087] Preparation of reference solution: weigh gallic acid, paeoniflorin, ferulic acid, liquiritin, glycyrrhizic acid amine and 6-gingerol, add 30%-70% methanol to make the concentration of each component is 0.02~0.2mg· mL -1 The reference substance solution;
[0088] The chromatographic conditions for high-performance liquid phase detection are: adopt C 18 Chromatographic column, using methanol or acetonitrile as mobile phase A, acid aqueous solution as mobile phase B, gradient elution program: 0-20min, 5%-12%A; 20-90min, 12%-85%A; flow rate 0.8 ~1.2mL / min; column temperature is 25~40℃; detection wavelen...
Embodiment
[0116] The preparation method of need testing solution
[0117] Take 12g angelica, 9g cassia twig, 6g roasted licorice, 18g white peony, 9g ginger and 12g jujube, add 2000ml of water, soak for 50 minutes, decoct for 150 minutes, filter with a 120-mesh double-layer filter cloth, the filtrate is set aside, and freeze-dried , to obtain about 19 g of freeze-dried powder. Take about 0.9g of the above freeze-dried powder, accurately weigh it, put it in a stoppered Erlenmeyer flask, accurately add 25ml of water, weigh it, ultrasonically treat it for 15 minutes (power 250W40kHz), take it out, let it cool, weigh it, and make up with water Subtract the lost weight, shake well, filter, and take the continued filtrate to obtain the test solution.
[0118] The preparation method of reference substance solution
[0119] Take the appropriate amount of ammonium glycyrrhizinate reference substance, ferulic acid reference substance, gallic acid reference substance, liquiritin reference substa...
PUM
Property | Measurement | Unit |
---|---|---|
Column length | aaaaa | aaaaa |
The inside diameter of | aaaaa | aaaaa |
Particle size | aaaaa | aaaaa |
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com