Supported by the National High Technology Research and Development Program of China(No.2009AA03Z420);the Natural Science Foundation of Hubei Province of China(Nos.2007ABA031,2008CDA078)
Polysubstituted cyclopropanes were efficiently prepared with poly(ethylene glycol)(PEG) as soluble support. The reaction of PEG-supported pyridinium ylide with arylidenemalononitrile(R=CN) or ethyl arylidenecyan...