Guanidine Synthesis: Use of Amidines as Guanylating Agents
作者:Mattijs Baeten、Bert U. W. Maes
DOI:10.1002/adsc.201501146
日期:2016.3.3
hindered, oxidation‐sensitive and chiral amines. Examples for the synthesis of both acyclic and cyclic guanidines are provided. 2‐Propoxyphenyl iodide (2‐PrOPhI) by‐product, generated from the oxidant [N‐(p‐toluenesulfonyl)imino](2‐propoxyphenyl)iodinane (2‐PrOPhINTs), can be isolated in high yields making regeneration of the hypervalent iodine reagent possible. The utility and greenness of the synthetic