A series of basket-shaped hosts with ester-crown handles have been synthesized by treating oligoethylene glycol bischlor......

The compound 1,6∶3,4-Bis(4,5-dimethyl)tetrahydro-3a,6adiphenylimidazo[4,5-d]imidazole-2,5(1H,3H)-dione (C40H40Cl0.33N4O......

用二甲亚砜(DMSO)作为反应溶剂,用K2CO3作碱,通过相应的多甘醇双氯乙酸酯([ClCH2CO(OCH2CH2)nOCOCH2Cl],n=1,2,3,4)和1,2-双羟乙氧......