Utilization of the hydroxyalkylation reaction to prepare bis(benzocrown ethers)
作者:Matthew E. Zielinski、Adam F. Tracy、Douglas A. Klumpp
DOI:10.1016/j.tetlet.2012.01.049
日期:2012.4
The hydroxyalkylation reaction has been used to condense benzocrownethers with various aldehydes and ketones. The condensation reactions are catalyzed by triflic or sulfuric acid. The products from the reactions are bis(benzocrownethers) and they are formed in good yields (42–98%, 13 examples).