First Example of 1,3-Dipolar Cycloaddition of Carbonyl Ylides to Cyclopropenes
作者:A. P. Molchanov、V. V. Diev、J. Kopf、R. R. Kostikov
DOI:10.1023/b:rujo.0000034985.42542.e6
日期:2004.3
Carbonyl ylide generated from 1-diazo-5-phenylpentane-2,5-dione in the presence of Rh-2(OAc)(4) reacts with 3-substituted cyclopropenes following the 1,3-dipolar cycloaddition pattern to afford substituted 9-oxatricyclo[3.3. 1.0(2.4)]nonan-6-ones.