TY - JOUR
T1 - Improved syntheses of d-ribo- and 2-deoxy-d-ribofuranose phospho sugars from methyl β-d-ribopyranoside
AU - Hanaya, Tadashi
AU - Koga, Yuko
AU - Kawamoto, Heizan
AU - Yamamoto, Hiroshi
N1 - Copyright:
Copyright 2009 Elsevier B.V., All rights reserved.
PY - 2007
Y1 - 2007
N2 - Abstract - Methyl 4-deoxy-4-dimethoxyphosphinoyl-2,3-O-isopropylidene-13-D-ribopyranoside (12a) and methyl 2,4-dideoxy-4-dimethoxyphosphinoyl-13-D-etythro-pentopyranoside (20) were efficiently prepared respectively from methyl2,3-O-isopropylidene-[3-D-ribopyranoside (7a) and its 3,4-O-isopropylideneisomer (7b) in appreciably improved total yields compared with those via previously reported routes.Compounds (12a, 20) were led to D-ribofuranos and 2-deoxy-D-ribofuranose phospho sugars (4, 5).
AB - Abstract - Methyl 4-deoxy-4-dimethoxyphosphinoyl-2,3-O-isopropylidene-13-D-ribopyranoside (12a) and methyl 2,4-dideoxy-4-dimethoxyphosphinoyl-13-D-etythro-pentopyranoside (20) were efficiently prepared respectively from methyl2,3-O-isopropylidene-[3-D-ribopyranoside (7a) and its 3,4-O-isopropylideneisomer (7b) in appreciably improved total yields compared with those via previously reported routes.Compounds (12a, 20) were led to D-ribofuranos and 2-deoxy-D-ribofuranose phospho sugars (4, 5).
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U2 - 10.3987/COM-07-S(U)34
DO - 10.3987/COM-07-S(U)34
M3 - Article
AN - SCOPUS:45149134615
VL - 73
SP - 581
EP - 591
JO - Heterocycles
JF - Heterocycles
SN - 0385-5414
IS - C
ER -