High-speed counter-current chromatography
WebJan 7, 2024 · High-speed counter-current chromatography (HSCCC) was first developed in the early 1980s . It is a kind of chromatographic technology based on the theory of liquid … WebApr 18, 2024 · Moreover, an off-line hyphenated method combining high-speed counter-current chromatography, affinity-based ultrafiltration, and liquid chromatography–tandem mass spectrometry was used to identify and characterize the DCR compounds with tyrosinase inhibitory activity. Our results indicated that, DCR significantly decreased the …
High-speed counter-current chromatography
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WebHigh speed counter-current chromatography (HSCCC), a liquid–liquid separation chromatographic technology, has been widely applied for the large-scale separation of chemical compositions and biotransformation reactor. 14,15 It provides unique advantages such as lager loading capacity and higher sample recovery compared to traditional … WebDec 10, 2024 · HUFA were purified by high-speed counter-current chromatography (HSCCC), characterized by LC-MS and MS/MS, and their antifungal activities were …
WebHigh-speed counter-current chromatography was applied for the first time for the separation and purification of bioactive compounds contained in the stem bark of Juglans … WebAn offline two-dimensional recycling high-speed countercurrent chromatography (2D R-HSCCC) strategy with extrusion mode was developed for isolating polyphenols from the rhizome of Smilax glabra. Firstly, the ethyl acetate extract was divided into two fractions, Fr.1 and Fr.2, by silica gel column chromatography. Then, HSCCC was applied to separate …
WebJan 7, 2024 · High-speed counter-current chromatography (HSCCC) was first developed in the early 1980s . It is a kind of chromatographic technology based on the theory of liquid-liquid distribution, and has been widely used in the isolation of natural products for its advantages of high recovery, simple sample preparation, high efficiency as well as ideal ... WebNov 7, 2024 · Finally, the targets were introduced to preparative high-speed counter-current chromatography for separation using ethyl acetate/n-butanol/acetic acid/water (2/7/1/10, v/v/v/v) solvent system. As a result, 191 mg of Mucic acid 1,4-lactone 5-O-gallate, 370 mg of β-Glucogallin, 301 mg of Gallic acid, 195 mg of Mucic acid 1,4-lactone 3-O-gallate ...
WebHigh-speed counter-current chromatography (HSCCC) was successfully applied to the preparative separation and purification of squalene from microalgae. Crude squalene was …
WebDec 21, 2024 · Online extraction and enrichment coupling with high-speed counter-current chromatography for effective and target isolation of antitumor anthraquinones from … dib chiropractic ardmore okWebHere, we proposed a high-speed countercurrent chromatography (HSCCC)-based method to recover extracted compounds and DES. As a proof of concept, the chrysanthemum DES … citi online reward certificateWebJul 29, 1999 · Covering definitions, concepts, and applications, Countercurrent Chromatography recounts the developments in two types of liquid-liquid chromatography termed countercurrent-high-speed countercurrent chromatography (HSCCC) and centrifugal partition chromatography (CPC)-as well as the HSCCC-derived cross-axis CCC, … citi online manage my accountWebHigh-speed counter-current chromatography (HSCCC) is a liquid-liquid chromatographic technique based on solvent partition that eliminates irreversible adsorption of samples onto the solid separation materials and produces excellent sample recoveries [10]. Thus, this method has been widely used for dib cochran \u0026 the earwigsWebHigh-speed counter-current chromatography (HSCCC) was successfully applied to the preparative separation and purification of squalene from microalgae. Crude squalene was obtained from the microalga Thraustochytrium ATCC 26185 by extraction with organic solvents. The crude squalene was further separated using a waterless two-phase solvent … citi online savings account loginWebOct 26, 2013 · Abstract. This study presents an efficient strategy based on liquid–liquid extraction, high-speed counter-current chromatography, and preparative HPLC for the … citi online research ethics courseWebDec 1, 2006 · The target compounds isolated and purified by HSCCC were analyzed by high-performance liquid chromatography (HPLC). The separation produced total of 69.2mg of daphnoretin at 99.2% purity, 63.4 mg of 7-methoxy-daphnoretin at 98.7% purity and 58.3 mg of 1,5-diphenyl-1-pentanone at 98.1% purity from 300 mg of the crude extract in one-step … dibbz new orleans