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Selective 2′-<i>O</i>-Methylation of Pyrimidine-Ribonucleosides by Trimethylsulfonium Hydroxide in the Presence of Mg<sup>2+</sup>and Ca<sup>2+</sup>Ions
作者:Kiyoshi Yamauchi、Toru Nakagima、Masayoshi Kinoshita
DOI:10.1246/bcsj.59.2947
日期:1986.9
Reactions of various ribonucleosides with trimethylsulfonium hydroxide were investigated in the presence of Mg2+ and Ca2+ ions. The 2′-OH groups of pyrimidine-ribonucleosides were methylated selectively.
在 Mg2+ 和 Ca2+ 离子存在下研究了各种
核糖核苷与氢氧化
三甲基锍的反应。
嘧啶核糖核苷的 2'-OH 基团被选择性甲基化。
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The Methylation of Ribonucleosides by Trimethyl Phosphate or Dimethyl Sulfate in the Presence of Boric Acid
作者:Yorisato Hisanaga、Toshizumi Tanabe、Kiyoshi Yamauchi、Masayoshi Kinoshita
DOI:10.1246/bcsj.54.1569
日期:1981.5
Uridine, inosine, adenosine, and thymidine were methylated selectively at the base moieties by the use of trimethyl phosphate or dimethyl sulfate in the presence of boric acid. A suppressing effect of boric acid on the methylation of the ribose-hydroxyl groups was discussed briefly.
在
硼酸的存在下,通过使用
磷酸三甲酯或
硫酸二甲酯,
尿苷、
肌苷、
腺苷和
胸苷在碱基部分被选择性甲基化。简要讨论了
硼酸对
核糖羟基甲基化的抑制作用。
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Yamauchi, Kiyoshi; Nakagima, Toru; Kinoshita, Masayoshi, Journal of the Chemical Society. Perkin transactions I, 1980, p. 2787 - 2792
作者:Yamauchi, Kiyoshi、Nakagima, Toru、Kinoshita, Masayoshi
DOI:——
日期:——
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Pettit, George R.; Yamauchi, Kiyoshi; Einck, James J., Synthetic Communications, 1980, vol. 10, # 1, p. 25 - 36
作者:Pettit, George R.、Yamauchi, Kiyoshi、Einck, James J.
DOI:——
日期:——
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Yamauchi, Kiyoshi; Hattori, Kazue; Kinoshita, Masayoshi, Journal of the Chemical Society. Perkin transactions I, 1985, p. 1327 - 1330
作者:Yamauchi, Kiyoshi、Hattori, Kazue、Kinoshita, Masayoshi
DOI:——
日期:——