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100817032107

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To a solution of IBX (1.05 g, 3.75 mmol) in DMSO (8 mL) was added aniline (3.0mmol) in one portion. The mixture was stirred at r.t.until complete consumption of the aniline (monitored by TLC).H2O (8 mL) was then added, and the mixture was extracted with CH2Cl2(5  × 8 mL). The combined extracts were dried over anhyd Na2SO4. After filtration the solvent was removed and the residue
was purified by silica gel column chromatography to afford the final compound.
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abc8148

木虫 (著名写手)

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一个解决方案研究(1.05克,3.75浓度)在二甲基亚砜(8毫升)加入苯胺(3.0mmol)的一部分。搅拌混合是在r.t.until完全消耗的苯胺(薄层色谱法监测)。水(8毫升)被添加,和混合物提取与二氯甲烷(5×8毫升)。合并提取无水硫酸钠干燥过。过滤后的溶剂被删除和residuewas纯化,硅胶柱层析起最后的化合物。
做我想做的,干别人不敢干的。
2楼2012-03-21 15:38:46
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jwdxbjzh

至尊木虫 (职业作家)

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★ ★ ★ ★ ★
100817032107: 金币+5, 翻译EPI+1 2012-03-22 09:19:22
在8毫升溶有2-碘酰基苯甲酸(IBX:1.05克,3.75毫摩尔)的二甲基亚砜溶液中一次性加入苯胺(3.0毫摩尔)。混合物在室温下搅拌反应至苯胺消耗完为止(薄层色谱法监测)。 而后加入8毫升水,混合物用二氯甲烷(5×8毫升)萃取。合并萃取液并用无水硫酸钠干燥。过滤,移除溶剂后残留物经硅胶柱层析得到最终的目标化合物。
终极答案!
jwd
3楼2012-03-21 15:55:21
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