Výsledky vyhledávání - "J. W. Timmermans"

The interaction of inulin oligosaccharides with Ba2+ studied by 1H NMR spectroscopy

Autor: D. de Wit, M.G.J.W. Bitter, Johannes F.G. Vliegenthart, J. W. Timmermans

Publikováno v: Journal of carbohydrate chemistry, 16(2), 213-230
Journal of carbohydrate chemistry, 16, 213. Dekker
Journal of carbohydrate chemistry 16 (1997) 2

A High Performance Anion Exchange Chromatography method with gradient elution in combination with a refractive index detector has been developed. This method enables a convenient way to determine Pulsed Amperometric Detector (PAD) responses using mix

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b42273e27704095f316e4826556ca694
https://doi.org/10.1080/07328309708006522

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Single crystals of inulin

Autor: D. de Wit, J. W. Timmermans, Isabelle André, F.R. Taravel, Henri Chanzy, Jean-Luc Putaux

Publikováno v: International Journal of Biological Macromolecules
International Journal of Biological Macromolecules, Elsevier, 1996, pp.195-204

Lamellar crystals of inulin were grown by crystallizing sharp fractions of low molecular weight inulin from dilute aqueous ethanol solutions. The crystals were analyzed using three-dimensional electron diffraction and X-ray powder diagrams. Two cryst

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::43bac1e0aacb206b1e8bf81049d9cdf3
https://doi.org/10.1016/0141-8130(95)01075-0

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Quantitative Analysis of the Molecular Weight Distribution of Inulin by Means of Anion Exchange HPLC with Pulsed Amperometric Detection

Autor: D. de Wit, M. B. van Leeuwen, J. W. Timmermans, H. Tournois, Johannes F.G. Vliegenthart

Publikováno v: Journal of carbohydrate chemistry, 13, 881. Dekker

A method, using anion exchange chromatography and pulsed amperometric detection, is described for quantitative analysis of the oligosaccharides present in inulin. The analysis of a number averaged and molecular weight averaged degree of polymerisatio

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4c8042e25b73501bbdd461ce2aa8af9a
https://doi.org/10.1080/07328309408011688

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ChemInform Abstract: Preparation and Assignment of the 1H and 13C NMR Spectra of Methylated Derivatives of Inulin Oligosaccharides

Autor: Johannes F.G. Vliegenthart, D. de Wit, P. M. P. Bogaert, J. W. Timmermans

Publikováno v: ChemInform. 29

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::1c591fecf4ece54a1b3d6168a86d627f
https://doi.org/10.1002/chin.199803229

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The preparation and the assignment of the 1H and 13C NMR spectra of methylated derivatives of inulin oligosaccharides

Autor: Johannes F.G. Vliegenthart, P. M.P. Bogaert, D. de Wit, J. W. Timmermans

Publikováno v: Journal of carbohydrate chemistry, 16, 1145-1158
Journal of carbohydrate chemistry, 16, 1145. Dekker
Journal of carbohydrate chemistry 16 (1997)

The complete assignment of the 1H and 13C NMR spectra for permethylated sucrose, 1-kestose and nystose are given. Methylation of these inulin oligosaccharides did not change the conformation of the ring structures. A partially methylated derivative o

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d8bd30dfeb659ed48254e54a6b003807
https://doi.org/10.1080/07328309708005743

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