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118 results about "Calycosin" patented technology

Calycosin is an O-methylated isoflavone. It can be isolated from Astragalus membranaceus Bge. var. mongholicus and Trifolium pratense L. (red clover).

Method for extracting, separating and purifying formononetin and calycosin from Astragalus mongholicus waste residue

The invention provides a method for extracting, separating and purifying formononetin and calycosin from Astragalus mongholicus waste residue. The technical scheme adopted in the invention is as follows: taking waste residue after the production and process of astragalus injection as a raw material; adopting a series of original and efficient technologies for extracting, separation and purifying such as homogenate extraction-mixing enzyme induction biotransformation technology, negative pressure cavitation extract technology, liquid-liquid extraction technology, macroporous absorption resin enrichment technology, normal phase silica gel medium pressure column chromatography technology and devitrification at a low temperature, recrystallization technology and the like to obtain the formononetin and calycosin with high purity, wherein the purity thereof can be more than 95%, and the yield is 80-95%. The raw material used in the invention is the waste residue in the industry production, and the process of the method is simple and practicable, has small pollution to the environment; the obtained formononetin and calycosin have low production cost, high purity and yield, good repeatability, high utilization effect of Astragalus mongholicus resources and the like; and the method is suitable to scaled industrial production.
Owner:NORTHEAST FORESTRY UNIVERSITY +1

Six-flavor hematinic capsule, its quality control method and application thereof

The invention discloses a six-flavor hematinic capsule, its quality control method and an application thereof. The six-flavor hematinic capsule is prepared by adding auxiliary materials into raw materials consisting of Chinese angelica, Ligusticum wallichii, Radix Astragali, prepared rehmannia root, lithospermum and white peony root. According to the quality control method of the six-flavor hematinic preparation, whether the six-flavor hematinic capsule contains white peony root, Chinese angelica, Radix Astragali, prepared rehmannia root, lithospermum, Ligusticum wallichii and components is identified by thin layer chromatography; by high-performance liquid chromatography, in vitro dissolution behavior of the six-flavor hematinic capsule is determined, and effective component groups are identified by fingerprint; verbascoside and calycosin glucoside are used as reference substances to simultaneously determine contents in the six-flavor hematinic capsule; and the content of a volatile component ligustilide in the six-flavor hematinic capsule is determined by a gas chromatographic method. The method provided by the invention is simple to operate, is accurate and advanced, has good linear relation, reappearance, precision, stability and recovery rate, can be adopted to effectively control product quality and guarantee curative effect of the product. The invention also provides an application in the preparation of a medicine for treating eye damage and blurred vision.
Owner:GUANGDONG GUOYUAN GUOYAO PHARMA CO LTD

Method for determining fingerprint chromatography of radix astragali and ligusticum wallichii extract products

The invention relates to a method for determining fingerprint chromatography of radix astragali and ligusticum wallichii extract products, which comprises the following steps: 1)taking Radix Astragali and Ligusticum wallichii extract product fine powder, preciously weighing, adding methanol, performing ultrasonic extraction, filtering and drying a filtrate, dissolving residue by ethanol and metering volume, filtering by a filter membrane, taking a subsequent filtrate to obtain a tested object solution; 2)taking a ferulic acid reference substance, a senkyunolide I reference substance, a calycosin glucoside reference substance, an ononin reference substance, a calycosin reference substance and a fermlononetin reference substance, preciously weighing, respectively adding methanol to prepare a reference substance solution; and 3)respectively and preciously absorbing the tested object solution and the reference substance solution, and injecting a high efficiency liquid chromatography for determining to obtain the fingerprint chromatography of radix astragali and ligusticum wallichii extract products. The method has active effect for guiding clinical medication and effective feeding guidance to the bulk drugs during the production process, and ensuring the reliable quality; the method has the advantages of convenient and fast operation, so that similarity result can be obtained, the quality of the traditional Chinese medicinal materials radix astragali and ligusticum wallichii extract products can be evaluated, and the result is objective and accurate.
Owner:SHANGHAI MODERN CHINESE TRADITIONAL MEDICINE TECH DEV +1

Quality inspection method of Tongkang tablets

ActiveCN105758985AAccurate massAccurate quality detection methodComponent separationOysterMedicine
The invention discloses a quality inspection method of Tongkang tablets. The Tongkang tablet is prepared from the following raw materials: 80.5g of astragalus membranaceus, 53.5g of white atractylodes rhizome, 27g of divaricate saposhnikovia root, 80.5g of Chinese yam, 6.5g of dried tangerine or orange peel, and 80.5g of oyster. The quality inspection method comprises the following steps of morphological identification, inspection, fingerprint determination and content determination, wherein the identification is characterized by adopting a thin layer chromatography to identify the astragalus membranaceus, the white atractylodes rhizome, the divaricate saposhnikovia root and the dried tangerine or orange peel in the Tongkang tablet; the fingerprint determination is characterized by determining a fingerprint of a hesporidin component in the Tongkang tablet through a high performance liquid chromatography; the content determination is characterized by adopting the high performance liquid chromatography to carry out content determination on prim-o-glucosylcimifugin, calycosin-7-glucoside, 5-O-methylvisammioside and hesporidin in the Tongkang tablet at the same time. The quality inspection method provided by the invention has the advantages of quickness, stability, accuracy and the like, provides a standard inspection method for production and use of the Tongkang tablets, and can effectively ensure the quality of the Tongkang tablets during the production and use processes, so that the pharmaceutical effectiveness is ensured.
Owner:广州康和药业有限公司

Method for measuring content of eighteen ingredients of Huangqi Jianzhong Wan (astragalus mongholicus pill for invigorating stomach and regulating middle warmer)

The invention provides a method for measuring content of eighteen ingredients of Huangqi Jianzhong Wan (astragalus mongholicus pill for invigorating the stomach and regulating the middle warmer). Themethod includes the steps of subjecting the Huangqi Jianzhong Wan to ultrasonic extraction and centrifugation, extracting the liquid supernate, detecting the liquid supernate by an ultra performance liquid chromatography-tandem mass spectrometry positive and negative ion mode, preparing a mixed standard product solution from standard products of the eighteen ingredients, building a standard curve,and carrying out the methodological study. The method can realize measuring the eighteen ingredients of the Huangqi Jianzhong Wan, namely ononin, formononetin, calycosin, calycosin-7-glucoside, pterocarpan, astraisoflavan-7-O-beta-D-glucoside, isoflavane, isoliquiritin, liquiritigenin, liquiritin, glycyrrhetinic acid, cinnamic acid, isomucronulatol 7-O-beta-glucoside, astragaloside I, astragaloside II, astragaloside III, astragaloside IV and gallic acid. In the method, the sample pre-treatment process is simple and accordingly time for measurement is short; the method has the advantages of high specificity, high flexibility, good reproducibility and short analysis time, and can be applied to monitoring of production quality of the Huangqi Jianzhong Wan.
Owner:SHANXI UNIV

Building method for fingerprint of radix astragali seu hedysari pill with effect of reinforcing middle warmer

The invention provides a building method for a fingerprint of a radix astragali seu hedysari pill with the effect of reinforcing middle warmer. The building method comprises the following steps: 1) preparing a reference methanol solution from a proper amount of calycosin, fermlononetin and paeoniflorin; 2) preparing a test article methanol solution from the radix astragali seu hedysari pill with the effect of reinforcing middle warmer; 3) injecting 10muml of the reference methanol solution and the test article methanol solution into an ultra performance liquid chromatograph, and performing gradient elution under the condition of ultra performance liquid chromatography (UPLC) to obtain a fingerprint, wherein the operating conditions of the liquid chromatograph are as follows: a moving phase is prepared from acetonitrile and a 0.1-percent methanoic acid aqueous solution, the flow speed of the moving phase is 0.3ml/min, the column temperature is 30 DEG C, and the detection wavelength is 254nm. The built fingerprint can clearly reflect the peak outlet positions of feature peaks of effective components in the radix astragali seu hedysari pill with the effect of reinforcing middle warmer, and can be used for controlling the quality of the radix astragali seu hedysari pill with the effect of reinforcing middle warmer.
Owner:SHANXI UNIV

Fingerprint construction method and quality detection method for Radix Astragali and Chinese date oral liquid

ActiveCN107367567AReasonable and reliable quality control methodComprehensive, accurate and fast detectionComponent separationCalycosinPhosphoric acid
The invention relates to a fingerprint construction method and a quality detection method for a Radix Astragali and Chinese date oral liquid. The fingerprint construction method comprises the following steps: taking protocatechuic acid, calycosin-7-glucoside, ononin, calycosin, genistein and formononetin as reference substances, and carrying out gradient elution with 50% aqueous acetonitrile solution-0.2% aqueous phosphoric acid solution as a mobile phase; and carrying out segmented wavelength detection, and recording and obtaining the fingerprint. The quality detection method comprises the following steps: constructing standard fingerprints of 10 or more batches of the Radix Astragali and Chinese date oral liquid through the fingerprint construction method, and carrying out consistence comparison on the standard fingerprints and the fingerprint of a sample to be detected in order to detect the quality of the sample to be detected. Compared with the prior art, the methods have the advantages of high specificity and stability, realization of full, accurate and quick detection of the quality of the finished or semi-finished product of the Radix Astragali and Chinese date oral liquid, and suitableness for large-scale production and application.
Owner:中山市恒生药业有限公司

Method for extracting flavonoid components in prescription for nourishing yin, tonifying qi and activating blood by using natural deep-eutectic solvent and process optimization method thereof

The invention provides a method for extracting the flavonoid components in a prescription for nourishing yin, tonifying qi and activating blood by using a natural eutectic solvent and a process optimization method thereof. According to the method, the total extraction rate of puerarin, calycosin and formononetin in a prescription for nourishing yin, tonifying qi and activating blood is taken as an evaluation index, a test scheme is determined by adopting Box-Benhnken Design on the basis of a single-factor test, high performance liquid chromatography is used for measuring the three flavonoid components, the total extraction rate is calculated, extraction process parameter optimization is performed in combination with the response surface model, and test verification is performed. Compared with a traditional organic solvent, the natural eutectic solvent adopted by the method is more efficient, economical and environmentally friendly, can be used for extracting puerarin, calycosin and formononetin in the prescription for nourishing yin, tonifying qi and activating blood, is a sustainable extraction medium, and provides a new reference for the extraction process of other prescriptions at the same time.
Owner:ZHEJIANG CHINESE MEDICAL UNIVERSITY
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