%0 Generic %A Kogan, Katerina %A Biali, Silvio E. %D 2007 %T Intramolecular SNAr Reactions in a Large-Ring Ketocalix[6]arene %U https://acs.figshare.com/articles/dataset/Intramolecular_S_sub_N_sub_Ar_Reactions_in_a_Large_Ring_Ketocalix_6_arene/3003241 %R 10.1021/ol070870m.s002 %2 https://acs.figshare.com/ndownloader/files/4704334 %K MeI %K Ketocalix %K methylation conditions %K CrO 3 oxidation %K 2 e %K acetate groups %K Intramolecular SNAr Reactions %K intramolecular SNAr reactions %K methylene groups %K hydrolysis %K dixanthone calixarene derivatives %X Ketocalix[6]arene 2e was prepared by CrO3 oxidation of the methylene groups of 2a, followed by hydrolysis of the acetate groups. 2e undergoes intramolecular SNAr reactions under the usual methylation conditions (MeI, base), yielding mono- and dixanthone calixarene derivatives. %I ACS Publications