名称:
Synthesis of spiro-annelated pyroglutamides by the Ugi reaction
摘要:
Three component Ugi reaction between 1(2-oxoethyl)cycloalkanecarboxylic acids, amines and isocyanides affords spirocyclic N-substituted 5-carbamoyl-2-pyrrolidones.
DOI:
10.1016/j.mencom.2013.07.020