Extraction of copper and ammonia from Cu2+-NH3-Cl--H2O solution using laboratorialy synthesized sterically hindered β-d......

瓜环作为一种新型的超分子化合物得到广泛的关注,但是瓜环的水溶性差,限制了其应用.以2,3-戊二酮与尿素为原料合成了甲基乙基取代......