A new route for preparation of 2-deoxy-D-ribofuranose phospho sugar

被引:3
|
作者
Hanaya, Tadashi [1 ]
Tsukui, Hiroyuki [1 ]
Igi, Naomi [1 ]
Noguchi, Ayashi [1 ]
Kawamoto, Heizan [1 ]
Yamamoto, Hiroshi [1 ]
机构
[1] Okayama Univ, Fac Sci, Dept Chem, Okayama 7008530, Japan
关键词
D O I
10.3987/COM-06-S(K)28
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The addition reaction of dimethyl phosphonate to (2R,4S)-4-(tertbutyldimethylsilyl)oxymethyl-2-methyl-1,3-dioxan-5-one (11a), followed by dehydroxylation, provided 1-O-(tert-butyldimethylsilyl)-3-deoxy-3-dimethoxyphosphinoyl-2,4-O-ethylidene-D-erythritol (13a). Elongation of carbon skeleton of the D-erythrose (14) derived from 13a and then acidic methanolysis gave a mixture of methyl 2,4-dideoxy-4-dimethoxyphosphinoyl-alpha,beta-D-erythropentopyranosides (7), which was led to 2-deoxy-D-ribofuranose phospho sugar (4) in an appreciably improved total yield compared with the procedures via previously reported route.
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页码:411 / 420
页数:10
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