New Approach to the Synthesis of Phosphorodichloridites, Phosphorochloridites, and Trialkyl Phosphites
作者:Piotr Majewski
DOI:10.1080/10426500902719222
日期:2009.4.7
Different trivalent organophosphorus esters such as phosphorodichloridites, phosphorochloridites, and mixed trialkyl phosphites have been easily synthesized in good yields using a HCl-catalyzed reaction of the corresponding chlorophosphine and alkoxytrimethylsilane by mutual exchange of the alkoxy and chlorine ligand (P III Cl/ROSiR′ 3 ; exchange reaction). Chemoselectivity of the exchange reaction
使用相应的氯膦和烷氧基三甲基硅烷的 HCl 催化反应,通过烷氧基和氯配体 (P III Cl/ROSiR' 3) 的相互交换,可以很容易地合成不同的三价有机磷酯,例如二氯亚磷酸酯、亚磷酸酯和混合亚磷酸三烷基酯。 ;交换反应)。还研究了分别与伯烷氧基三甲基硅烷和仲烷氧基三甲基硅烷以及烷氧基三甲基硅烷和硫代烷氧基三甲基硅烷的交换反应的化学选择性。还发现氯膦与仲胺的取代反应比与ROSiR' 3 的交换反应发生得更快。