ChemInform Abstract: Topochemical Mechanoactivated Phosphonylethynylation of Pyrroles with Chloroethynylphosphonates on Solid Al2O3 or K2CO3 Media. Issue 45 (November 2015) - Gotsko, Maxim D.
Abstract The phosphonylethynylation of pyrroles is achieved by grinding the substrates and Al2O3 intensively for 5 ‐ 10 minutes followed by standing of the reaction mixture under air.