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A one-step procedure is developed to synthesize inherently chiral p-tert-butylcalix[4]azacrown 1 through etherification between p-tert-butylcalix[4]arene and compound 3,which can be amplified to efficiently prepare more inherently chiral calix[4]arenes in ABHH substitution pattern.
A one-step procedure is developed to synthesize inherently chiral p-tert-butylcalix [4] azacrown 1 through etherification between p-tert-butylcalix [4] arene and compound 3, which can be amplified to efficiently prepare more inherently chiral calix [4] ] arenes in ABHH substitution pattern.