Zobrazeno 1 - 10
of 11
pro vyhledávání: '"Anatoly Ya. Khorlin"'
Publikováno v:
Biochimica et Biophysica Acta (BBA) - Enzymology. 445:169-181
beta-D-Glucopyranosyl-(1S and 1R)-epoxyethanes (I and II), 1-(beta-D-glucopyranosyl)-(2R and 2S)-2,3-epoxypropanes (III and IV), beta-D-glucopyranosyl isothiocyanate (V) and beta-D-galactopyranosylepoxyethane (VI) are active-site-directed irreversibl
Autor:
Kasym A. Asankozhoev, Vladimir M. Tul'chinsky, Anatoly Ya. Khorlin, Grigory A. Kogan, Sergey E. Zurabyan
Publikováno v:
Carbohydrate Research. 51:1-8
The i.r. spectra of disaccharides differing in monosaccharide composition and in the position and configuration of the glycosidic linkage, and also those of raffinose and model saccharides, were studied in the region 1,000-40 cm−1. Two ranges may b
Publikováno v:
Carbohydrate Research. 98:25-35
Addition of chloroazide to 3,4,6-tri- O -acetyl-1,5-anhydro-2-deoxy- d - lyxo - ( 1 ) and - d - arabino -hex-1-enitol ( 2 ) under u.v. irradiation proceeds regio- and stereo-selectively yielding mainly O -acetyl derivatives of 2-azido-2-deoxy- d -gal
Publikováno v:
Carbohydrate Research. 43:69-77
The 2,3-diphenyl-2-cyclopropen-1-yl (Ph 2 cp) group is proposed for the activation of secondary as well as primary sugar hydroxyl groups in the synthesis of glycosides. Sugar Ph 2 cp ethers are easily obtained by the action of 2,3-diphenyl-2-cyclopro
Publikováno v:
Journal of Carbohydrate Chemistry. 2:249-262
A study was made concerning the effect of substituants at 0-3, 0-4 and 0-6 of d-galactal and d-glucal (1, 5-anhydro-2-deoxy-d-lyxo- and -d-arabino-hex-1-enitol, respectively) on the double bond reactivity in the chloroazide addition reaction. Results
Publikováno v:
Carbohydrate Research. 33:229-235
Diastereomeric epoxy-(β- D -glucopyranosyl)ethanes and 1,2-epoxy-3-(β- D -glucopyranosyl)propanes were synthesized to study the active site of β- D -glucosidases. The mixtures of the diastereomeric epoxides of β- D -glucopyranosylethene and of 2-
Publikováno v:
Carbohydrate Research. 112:23-35
The stereoselective glycosylation of a model alcohol (cyclohexanol) by derivatives of 2-azido-2-deoxy- d -galactopyranose was studied under various conditions. 2-Azido-3,4,6-tri-O-benzyl-2-deoxy-β- d -galactopyranosyl chloride (9) was found to be th
Publikováno v:
Carbohydrate Research. 85:201-208
A new synthesis of acylated glycosylamides by use of the reaction of acylglycosyl isothiocyanates with carboxylic acids catalyzed by triethylamine is described. Condensation with 1-benzyl N-(benzyloxy)carbonyl- l -aspartate, as carboxyl-containing co
Publikováno v:
Carbohydrate Research. 32:137-143
The glycosylating activity of 2-methyl-(3,4,6-tri-O-acetyl-1,2-dideoxy-α- D -galactopyrano)-[2′,1′:4,5]-2-oxazoline has been tested in reaction with partially protected saccharides having free primary or secondary hydroxyl groups or with hydroxy
Publikováno v:
Carbohydrate Research. 33:c1-c3