By Rauter A.P. (ed.), Lindhorst T.K. (ed.)
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This research positions Paracelsian alchemy, medication and scientific body structure in the apocalyptic discourse of the Protestant Reformation. A comparability is made among alchemical thought about the perfectibility of best topic and Christian eschatological doctrine touching on human salvation via Christ's sacrifice in common heritage and within the ritual of the mass.
This sequence is designed to supply a car within which investigators, who've verified a excessive measure of competence in a few element of loose radical chemistry, can current a selected niche. The sequence contains a big range of issues that are of present curiosity.
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2007, 342, 1910. 39 J. F. Espinosa, F. J. Can˜ada, J. L. Asensio, M. Martin-Pastor, H. Dietrich, M. Martin-Lomas, R. R. Schmidt and J. Jimenez-Barbero, J. Am. Chem. , 1996, 118, 10862; G. Rubinstenn, P. Sinay¨ and P. Berthault, J. Phys. Chem. , 1997, 101, 2536. 40 J. F. Espinosa, F. J. Can˜ada, J. L. Asensio, H. Dietrich, M. Martin-Lomas, R. R. Schmidt and J. Jimenez-Barbero, Angew. , Int. , 1996, 35, 303; J. F. Espinosa, E. Montero, J. L. Garcia, H. Dietrich, M. Martin-Lomas, R. R. Schmidt, A.
Thus, 6-mono- and diﬂuoro substituted S-phenyl 2,3,4-tri-Obenzyl-D-mannopyranosides 27 and 28 and the triﬂuoro analogue of S-phenyl Carbohydr. , 2009, 35, 33–70 | 43 This journal is c The Royal Society of Chemistry 2009 2,3,4-tri-O-benzyl-a-L-rhamnopyranoside 29 react with 1,2-5,6-di-O-isopropylidene-a-D-glucofuranose 30 to give disaccharides 31–33 in good yield (Scheme 12). The b/a ratio of the disaccharide products increases, going from nonﬂuorinated substrates to monoﬂuoro donor 27, to diﬂuoro donor 28, and further to triﬂuoro donor 29.
132 Praly and co-workers133 have developed procedures for the preparation of a-D-C-glycosyl derivatives that use a catalytic amount of Bu3SnCl in the presence of NaBH4 or Bu4NBH3CN in excess as source of hydrogen. Thus, photo-induced radical glycosylation of acrylonitrile or diethyl vinylphosphonate with 148 gives a-C-glucopyranosyl compounds 149 and 150 in 79 and 70% yield, respectively (Scheme 49). Fig. 7 Carbohydr. 135 Stereoselective coupling with 2-substituted acrylates was made possible through the use of pyBox ligand, Zn as the terminal reductant, 2,4-dimethyl-3-pentanol as proton source and dimethylacetamide (DMA) as solvent (Scheme 50).