Heck vinylation of aryl iodides by a silica sol-gel entrapped Pd(II) catalyst and its combination with a photocyclization process.
[reaction: see text] Silica sol-gel encaged PdCl(2)(PPh(3))(2) is a recyclable catalyst for the Heck vinylation of aryl iodides. It is possible to couple the Heck reaction with photocyclization in a one-pot process.
Hamza
Khalil
K
Department of Organic Chemistry, The Hebrew University, Jerusalem 91904, Israel.
Abu-Reziq
Raed
R
Avnir
David
D
Blum
Jochanan
J