A sustainable metal and base-free direct amidation of esters using water as a green solvent
作者:Nanthini Rajendran、Kiruthigadevi Kamaraj、Saranya Janakiraman、Mary Saral、Pierre H. Dixneuf、Charles Beromeo Bheeter
DOI:10.1039/d3ra02637j
日期:——
Herein, we report a simple and efficient synthetic approach for direct amidation of esters via C(acyl)–O bond cleavage without any additional reagents or catalysts, using only water as a green solvent. Subsequently, the reaction byproduct is recovered and utilized for the next phase of ester synthesis. This method emphasized metal-free, additive-free, and base-free characteristics making it a new,
在此,我们报告了一种简单有效的合成方法,通过C(acyl)-O 键断裂直接酰胺化酯,无需任何额外的试剂或催化剂,仅使用水作为绿色溶剂。随后,反应副产物被回收并用于下一阶段的酯合成。该方法强调无金属、无添加剂和无碱的特点,使其成为一种新型、可持续、环保的实现直接酰胺键形成的方法。此外,还展示了药物分子二乙基甲苯酰胺的合成和代表性酰胺的革兰氏规模合成。