Synonyms: | 4-tert-Butyldihomooxacalix[4]arene,99%;4-tert-Butyldihomooxacalix[4]arene;21-Oxapentacyclo[21.3.1.13,7.19,13.115,19]triaconta-1(27),3,5,7(30),9,11,13(29),15,17,19(28),23,25-dodecaene-27,28,29,30-tetrol, 5,11,17,25-tetrakis(1,1-dimethylethyl)- |