摘要:
已经合成了采用1,3-交替构象的新型上边缘修饰的四膦基杯[4]芳烃(5a – b)。5,11,17,23-四氯甲基-25,26,27,28-四羟基杯[4]芳烃(1)与Ph 2 POEt反应得到5,11,17,23-四(二苯基膦酰基甲基)-25,26, 27,28-四羟基杯[4]芳烃(2)。四ø的3'-取代2与Ñ丙基碘或苄基溴在K的存在2 CO 3进行,得到5,11,17,23-四(diphenylphosphinoylmethyl)-25,26,27,28-tetrapropoxy- (3a)或-苄氧基杯[4]芳烃(3b),而二ö取代杯[4]芳烃,5,11,17,23-四(diphenylphosphinoylmethyl)-25,27二丙氧基26,28-dihydroxycalix [4]芳烃(4),是专门时获得Na 2 CO 3被用作碱。用PhSiHCl 2还原3a – b得到5,11