Relevant bibliographies by topics / Chromatographically

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  1. Journal articles
  2. Dissertations / Theses
  3. Book chapters
  4. Conference papers

Academic literature on the topic 'Chromatographically'

Author: Grafiati
Published: 5 June 2025
Last updated: 1 August 2025

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Journal articles on the topic "Chromatographically"

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Akash, S. Ingale1* Rushikesh J. Lohar2 Sunita G. Maharaj2 Girish N. Patil2 Prashant B. More2 Devendra D. Talele3 Makrand R. Patil1 Rahulsingh U. Khairnar1 Vishwas S. More1. "HPLC Analysis And Isolation Of Rutin From Stem Bark Of Ginkgo Biloba L." International Journal in Pharmaceutical Sciences 2, no. 9 (2024): 1230–35. https://doi.org/10.5281/zenodo.13834350.

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Ginkgo biloba L., a plant belongs to the Ginkgoaceae is characterized by a very wide spectrum of various plant constituents. Rutin is that the major flavonoid glycoside found in gingko is that the rhamno glucoside of the flavonoid quercetin has been referred to as vitamin P or the porousness issue. Many studies had been done for the isolation of rutin by completely different chromatographically methodology. During this study rutin was isolated from ginkgo bilobo by precipitation and fractional solubilizations while not the utilization of any chromatographical technique. The isolated rutin was
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Mash, Eugene A. "Stereocontrolled Manipulations of Chromatographically Resolved Pyranosides." Synlett 1991, no. 08 (1991): 529–38. http://dx.doi.org/10.1055/s-1991-20789.

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Krupčík, J., J. Mydlová, I. Špánik, B. Tienpont, and P. Sandra. "Computerized separation of chromatographically unresolved peaks." Journal of Chromatography A 1084, no. 1-2 (2005): 80–89. http://dx.doi.org/10.1016/j.chroma.2004.09.073.

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Gulyas, H., M. Reich, and I. Sekoulov. "Characterization of a Biologically Treated Wastewater from Oil Reclaiming: Recording of Low Molecular Weight Organics and Estimation of Humic Substances." Water Science and Technology 29, no. 9 (1994): 195–98. http://dx.doi.org/10.2166/wst.1994.0478.

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Wastewater originating from oil reclaiming (COD about 300 mg/l, TOC about 70 mg/l) which was pretreated by equalization, neutralization, adsorption to activated sludge from a publicly owned treatment work, flocculation, and flotation and finally oxidized in an activated sludge process was analyzed for humic acids and gas chromatographically detectable organic compounds. The humic acid concentration was estimated to represent about 15% of the COD. Hydrocarbons were detected in activated sludge, but no hydrocarbons were identified gas chromatographically. In the two analyzed wastewater samples e
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Geffe, Mario, Lars Andernach, Oliver Trapp, and Till Opatz. "Chromatographically separable rotamers of an unhindered amide." Beilstein Journal of Organic Chemistry 10 (March 21, 2014): 701–6. http://dx.doi.org/10.3762/bjoc.10.63.

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Surprisingly stable formamide rotamers were encountered in the tetrahydroisoquinoline and morphinan series of alkaloids. We investigated the hindered rotation around the amide bond by dynamic high-performance liquid chromatography (DHPLC) and kinetic measurements of the interconversion of the rotamers which can readily be separated by HPLC as well as TLC. The experimental results of the different methods were compared to each other as well as to results obtained by DFT calculations.
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Hellgeth, J. W., and L. T. Taylor. "FTIR Detection of Liquid Chromatographically Separated Species." Journal of Chromatographic Science 24, no. 11 (1986): 519–28. http://dx.doi.org/10.1093/chromsci/24.11.519.

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Naiker, Mani. "β-Damascenone-yielding precursor(s) from Cabernet Sauvignon grapes". South Pacific Journal of Natural and Applied Sciences 19, № 1 (2001): 11. http://dx.doi.org/10.1071/sp01003.

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β-Damascenone, a potent aroma component of in a variety of grapes and wines, has a sensory threshold of approximately 2ng/L in water. This C13 norisoprenoid ketone is principally generated from hydrolyzable precursors, which was glycosidically bound. Isolation of β-damascenone-yielding precursors from Cabernet Sauvignon grape skins using C18 reversed phase chromatography followed by droplet countercurrent chromatography yielded multiple chromatographically distinguishable precursor fractions. The existence of multiple precursors was further evident from the varying ratios of 3-hydroxy- β-damas
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Mauk, Marcia R., Federico I. Rosell, and A. Grant Mauk. "Chromatographically Distinguishable Heme Insertion Isoforms of Human Hemopexin†." Biochemistry 46, no. 51 (2007): 15033–41. http://dx.doi.org/10.1021/bi701821a.

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MASH, E. A. "ChemInform Abstract: Stereocontrolled Manipulations of Chromatographically Resolved Pyranosides." ChemInform 23, no. 10 (2010): no. http://dx.doi.org/10.1002/chin.199210332.

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Mohamed, Tarik A., Mohamed H. Abd El-Razek, Ibrahim A. Saleh, et al. "Artemisia herba-alba sesquiterpenes: in silico inhibition in the ATP-binding pocket." RSC Advances 13, no. 28 (2023): 19530–39. http://dx.doi.org/10.1039/d3ra02690f.

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Dissertations / Theses on the topic "Chromatographically"

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Arterburn, Jeffrey Burton. "Studies in asymmetric synthesis: Diastereoselective manipulation of chromatographically resolved pyranosides for the syntheses of natural products." Diss., The University of Arizona, 1990. http://hdl.handle.net/10150/185232.

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Chromatographic resolution of diastereomeric pyranosides prepared from enantiomerically pure α-hydroxy esters was shown to be a reliable method of obtaining a variety of potentially useful chiral substrates. Several enantiomerically pure α-hydroxy esters are commercially available and lead to chromatographically separable pyranosides. The methyl esters of lactic and mandelic acid are inexpensive, available in both enantiomeric forms, and were easily incorporated into readily available racemic pyran substrates. The resolutions were performed on a preparative scale using gravity driven silica ge
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Winters, Thomas Andrew. "Identification, purification, and characterization of two chromatographically distinct species of uracil-DNA glycosylase from herpes simplex virus type 2 infected human cells /." The Ohio State University, 1990. http://rave.ohiolink.edu/etdc/view?acc_num=osu1487686243821847.

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Book chapters on the topic "Chromatographically"

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Vecsernyés, M., I. Jójárt, J. Jójárt, and F. Laczi. "Chapter 14: Chromatographically identified oxytocin in the human peripheral nervous system." In Progress in Brain Research. Elsevier, 1992. http://dx.doi.org/10.1016/s0079-6123(08)62321-3.

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Mascagni, Paolo. "Purification of large peptides using Chemoselective tags." In Fmoc Solid Phase Peptide Synthesis. Oxford University Press, 1999. http://dx.doi.org/10.1093/oso/9780199637256.003.0016.

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In solid phase peptide synthesis (SPPS), deletion sequences are generated at each addition of amino acid due to non-quantitative coupling reactions. Their concentration increases exponentially with the length of the peptide chain, and after many cycles not only do they represent a large proportion of the crude preparation, but they can also exhibit physicochemical characteristics similar to the target sequence. Thus, these deletion-sequence contaminants present major problems for removal, or even detection. In general, purification of synthetic peptides by conventional chromatography is based
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Javad, Sumera, and Shagufta Naz. "Chromatographical Techniques In Phytochemical Research." In Phytochemistry. Apple Academic Press, 2018. http://dx.doi.org/10.1201/9780429426223-11.

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Oliver, Ronald W. A., and Brian W. King. "Microbore and packed capillary HPLC." In HPLC of Macromolecules. Oxford University PressOxford, 1998. http://dx.doi.org/10.1093/oso/9780199635719.003.0001.

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Abstract At the present time most analysts using HPLC routinely employ columns of support material packed in stainless-steel tubing varying in length from 10 to 25 cm and with a bore between 3.9 and 8.00 mm. The most commonly used columns are the so-called analytical columns which have a bore of 4.6 mm. However, it has been demonstrated by many workers (1-4) that it is possible to achieve similar separations using columns of the same length but reduced bore. Clearly, a reduced-bore column requires a smaller quantity of support material to fill it, and the amount of sample which can be loaded o
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Taber, Douglass F. "The Williams Synthesis of (–)-Khayasin." In Organic Synthesis. Oxford University Press, 2015. http://dx.doi.org/10.1093/oso/9780190200794.003.0101.

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The tetranortriterpenoid (–)-khayasin 3 recently emerged as a potent and selective insecticide against the Coconut leaf beetle Brontispa longissima. In considering a synthetic route to 3, Craig M. Williams of the University of Queensland envisioned (J. Org. Chem. 2012, 77, 8913) the convergent preparation of the allyl vinyl ether 1 and subsequent Claisen rearrangement to the enone 2. To pursue this strategy, the ketone 8 and the allylic alcohol 15 had to be prepared in enantiomerically pure form. To this end, the DIP-Cl-derived enolate of the ketone 7 was added to the aldehyde 6 to give a seco
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Zaima, Yoshihiro, and Shigeru Goto. "Gas Chromatographical Micro-Analysis of Fluoride Using Trimethylchloro-Silane." In Fluoride Research 1985 - Selected Papers from the 14th Conference of the International Society for Fluoride Research. Elsevier, 1986. http://dx.doi.org/10.1016/s0166-1116(08)71827-2.

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Conference papers on the topic "Chromatographically"

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Glaser, R., J. P. Planche, F. Turner, et al. "Relationships between solubility and chromatographically defined bitumen fractions and physical properties." In 6th Eurasphalt & Eurobitume Congress. Czech Technical University in Prague, 2016. http://dx.doi.org/10.14311/ee.2016.337.

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Ciocarlan, Alexandru, Vasilisa Cazacu, Lidia Lungu, Svetlana Blaja, Ion Dragalin, and Aculina Aricu. "The use of non-conventional methods for the isolation of chromatographically inseparable compounds." In New frontiers in natural product chemistry, scientific seminar with international participation. Institute of Chemistry, 2021. http://dx.doi.org/10.19261/nfnpc.2021.ab12.

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Bilan, Dmitri, Sergiu Cojocari, Vsevolod Pogrebnoi, Natalia Sucman, and Fliur Macaev. "The opening of dehydropregnenolone epoxide leading to the non-saturated skeletal rearrangement product." In Scientific seminar with international participation "New frontiers in natural product chemistry". Institute of Chemistry, Republic of Moldova, 2023. http://dx.doi.org/10.19261/nfnpc.2023.ab23.

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This report presents a compound that emerges as a product of the skeletal rearrangement following the opening of dehydropregnenolone epoxide (Figure 1). The opening of the epoxy cycle in dehydropregnenolone epoxide 1 in the presence of hydrochloric acid leads to the formation of two chromatographically inseparable diastereomers 2 and 3 (Figure 1).Figure 1. Scheme of the formation of diastereomers 2 and 3 In the literature, there is an example of the epoxide opening in absolute methanol. Thus, according to Girdhar et al [1], the reaction of compound 1 with dry HCl in dry MeOH at low temperature
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Singha, Mousumi, Sangita Pal, Sher Singh Meena, K. N. Hareendran, Sujit Chowdhury, and M. L. Sahu. "Morphological and chromatographical characterization of RAD-effluent trammelled resin." In DAE SOLID STATE PHYSICS SYMPOSIUM 2019. AIP Publishing, 2020. http://dx.doi.org/10.1063/5.0017411.

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Obradović, Darija, Milica Radan, Marija Popović-Nikolić, Slavica Oljačić, and Katarina Nikolić. "THE MOLECULAR BASIS OF DRUG-PLASMA PROTEIN INTERACTION FOR CNS ACTIVE COMPOUNDS." In 1st INTERNATIONAL Conference on Chemo and BioInformatics. Institute for Information Technologies, University of Kragujevac, 2021. http://dx.doi.org/10.46793/iccbi21.375o.

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The human serum albumin (HSA) is well known for its extraordinary binding capacity for both endogenous and exogenous compounds, including a wide range of drugs. The goal of our investigation was to evaluate the distribution process for 15 CNS active compounds. The drug-plasma protein interaction was evaluated under simulative physiological conditions on the HSA-based stationary phase by using the mixture of Sørensen phosphate buffer (pH 7.40) and acetonitrile modifier as a mobile phase (84:16 v/v). The retention parameters (k) were used to approximate the % of protein-binding by calculating th
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Journal articles
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