A facile synthetic methodology is reported that permits access to the backbone (Et2N)2P‐substituted thiazol‐2‐thione 2 [(Et2N)2P‐THSMe; THSMe = 3‐methylthiazol‐2‐thione‐5‐yl]. Starting from 2, Et2N(Cl)P‐substituted thiazol‐2‐thione 3 [Et2N(Cl)P‐THSMe] was formed using chloride scrambling with PCl3. Subsequently, nucleophilic substitution using Ph2CHLi afforded [Et2N(Ph2CH)P‐THSMe] (4) which, via reaction
据报道,一种简便的合成方法可以访问主链(Et 2 N)2 P-取代的
噻唑-2-
硫酮2 [(Et 2 N)2 P-
THS Me ;
THS Me = 3-甲基
噻唑-2-
硫酮-5-基]。从2开始,用PCl 3加
氯,形成了Et 2 N(Cl)P-取代的
噻唑-2-
硫酮3 [Et 2 N(Cl)P-
THS Me ] 。随后,使用Ph 2 CHLi进行亲核取代得到[Et 2 N(Ph 2 CH)P-
THS Me ](4),通过与PCl 3的反应得到[Ph 2 CHP(Cl)
THS Me ](5)。虽然可以将4转化为
磷烯烃[Ph 2 C = P-
THS Me ](6),但由于其热不稳定性,无法进行分离。络合物[κ P -W(CO)5 博士2 CH(CL)p} -
THS我](7),然后合成并用于访问端-on络合物[W(CO)5(PH 2 C = P-
THS我)](8); 8与H的1,2加乘积X射线晶体学证实为2