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PHOSPHORAMIDITE COMPOUND AND METHOD FOR SYNTHESIZING OLIGORIBONUCLEOTIDE IN SOLID PHASE USING THE SAME
PHOSPHORAMIDITE COMPOUND AND METHOD FOR SYNTHESIZING OLIGORIBONUCLEOTIDE IN SOLID PHASE USING THE SAME
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机译:磷酰胺化合物和使用相同方法合成固相中寡核苷酸的方法
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摘要
NEW MATERIAL:A compound expressed by formula I (B' is nucleic acid base residue; R1 is protecting group of OH group; R2 is protecting group of phosphoric acid; X is group reactive with OH groups of sugar parts in ribonucleosides or other ribonucleotides). EXAMPLE:5'-O-(Dimethoxytrityl)-2'-O-(2-chloroethoxyethyl)-N6-(benzoyl) adenosine-3'-O-(2-cyanoethyl)-N,N-diisopropylphosphoramidite. USE:A synthetic material for oligoribonucleotides in a high yield and purity. PREPARATION:A ribonucleoside expressed by formula II is reacted with 1,3- dichloro-1,1,3,3-tetraisopropyldisiloxane, etc., to provide a compound expressed by formula III, which is then reacted with an amiditing agent (e.g. chloro-2- cyanoethoxy-N,N-diisopropylaminophosphane) expressed by formula IV.
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机译:新材料:由式I表示的化合物(B'是核酸碱基残基; R 1是OH基的保护基; R 2是磷酸的保护基; X是与糖部分的OH基反应的基团在核糖核苷或其他核糖核苷酸中)。实施例:5'-O-(二甲氧基三苯甲基)-2'-O-(2-氯乙氧基乙基)-N 6-(苯甲酰基)腺苷-3'-O-(2-氰基乙基)-N,N-二异丙基磷酰胺。用途:一种高产量和高纯度的寡核糖核苷酸合成材料。制备:将式Ⅱ表示的核糖核苷与1,3-二氯-1,1,3,3-四异丙基二硅氧烷等反应,得到式Ⅲ表示的化合物,然后使其与酰胺化剂(例如氯)反应。式IV表示的-2-氰基乙氧基-N,N-二异丙基氨基膦。
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