Halogen displacement chemistry with silver and alkali metal salts: Preparation of SF5-esters, alcohols, aliphatic olefins, acids and an iodide
作者:R.W. Winter、G.L. Gard
DOI:10.1016/j.jfluchem.2006.06.010
日期:2006.9
It has been found that treatment of SF5-alkyl halides, especially SF5(CH2)2Br, with silver salts such as CH3C(O)OAg, p-CH3C6H4SO3Ag, CF3SO3Ag and AgNO3 provides convenient pathways for preparing the following ester compounds: SF5CH2CH2R (R = CH3COO, TosO, CF3SO3, NO3), SF5(CH2)3OTos, and SF5(CF2)4(CH2)2OAc. Important derivatives prepared from these esters include SF5(CH2)2OH; SF5(CF2)4(CH2)2OH. Several
已经发现用银盐如CH 3 C(O)OAg,对-CH 3 C 6 H 4 SO 3 Ag,CF 3处理SF 5-烷基卤化物,特别是SF 5(CH 2)2 Br。SO 3 Ag和AgNO 3为制备以下酯化合物提供了便利的途径:SF 5 CH 2 CH 2 R(R = CH 3 COO,TosO,CF 3 SO 3,NO 3),SF 5(CH 2)3 OTos和SF 5(CF 2)4(CH 2)2 OAc。由这些酯制备的重要衍生物包括SF 5(CH 2)2 OH;和 SF 5(CF 2)4(CH 2)2 OH。使用银盐获得几种烯烃SF 5 C(Br)CH 2和SF 5 CH 2(COOCH 3)CCHC(O)OCH 3。碱金属盐与SF 5(CH 2)3的使用对Br进行了研究,得到SF 5(CH 2)3 I;同样,已经开发出一种路径,该路径通过两个碳原子延伸至SF 5(CH 2)3-链,并且还产生了第一个含SF