Organo alkali metal compounds such as nBuLi and (Me3Si)2NK act as excellent catalyst precursors for the addition of phosphine P–H bonds to carbodiimides, offering a general and atom-economical route to substituted phosphaguanidines, with excellent tolerability to aromatic C–Br and C–Cl bonds.
诸如nBuLi和(Me3Si)2NK等有机碱
金属化合物作为
磷烷P-H键加成到碳二
亚胺上的优异催化剂前体,提供了一种通用的、原子经济性的合成取代
磷胍途径,且对芳香族C-Br和C-Cl键具有良好的耐受性。