Only N-phosphoryl serine and threonine methyl esters were catalyzed by imidazole, A new type of pentacoordinate phosphorus intermediate was proposed.
反应机理推测为丝、苏氨酸的侧链基团羟基在咪唑的存在下亲核进攻磷原子形成五配位中间体。
2
A new method is presented for the synthesis of pentacoordinate silicon complexes directly from residues left behind extracting of aluminum from bentonite by the low-temperature heating method.