三氟甲磺酸酯
- 网络Trifluoromethanesulfonate
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在微波辐射下,以NMP(1-甲基-2-吡啶酮)为溶剂,芳基三氟甲磺酸酯可与胺反应生成芳胺。
Aryl triflates were effectively converted to the corresponding anilines under the irradiation of microwave in the absence of base or catalyst by using NMP ( 1-mehyl-2-pyridone ) as a solvent .
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计算结果表明,叠氮化物在二烷基三氟甲磺酸酯的作用下,不仅能够比较好的得到预期产物,而且反应条件温和,在室温下反应能发生。
The calculating results show that the azide under the effect of dialkyl triflate , not only be able to better obtain the desired product and the restrictions on the reaction conditions are more flexible , such as reacting at room temperature .
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方法3′O(二苯膦酰氧)甲基缩醛核苷(1)在三甲基硅三氟甲磺酸酯(TMSOTf)条件下,与3′位保护的脱氧核苷(2或6)缩合。
Methods In the presence of trimethylsilyl trifluoromethane-sulfonate ( TMSOTf ), condensation of 3 ′ - O - ( diphenylphosphinyloxy ) methyl acetal ( 1 ) with 3 ′ - protected deoxynucleoside ( 2 or 6 ) afforded dimers ( 3 ) or trimers ( 7 ) respectively .