A convenient synthesis of functionalized 8- and 9-aza-1-oxaspiro[5.5]undecanes
作者:Costas D. Apostolopoulos、Serkos A. Haroutounian
DOI:10.1002/jhet.5570320628
日期:1995.11
2-Hydroxy-8-(or 9-)aza-1-oxaspiro[5.5]undec-3-en-5-ones derived from their corresponding 2-furfuryl alcohols were used as key intermediates for the convenient synthesis of several novel 8- and 9-aza-1-oxaspiro[5.5]undecane derivatives.