Microwave mediated facile one-pot synthesis of polyarylpyrroles from but-2-ene- and but-2-yne-1,4-diones
H. Surya Prakash Rao*, S. Jothilingam and Hans W. Scheeren
*Department of Chemistry, Pondicherry University, Pondicherry 605 014, India, Email: hspryahoo.com
H. S. P. Rao, S. Jothilingam, H. W. Scheeren, Tetrahedron, 2004, 60, 1625-1630.
DOI: 10.1016/j.tet.2003.11.087 (free Supporting Information)
Several aryl-substituted pyrrole derivates were prepared conveniently in a microwave-assisted one pot-reaction from but-2-ene-1,4-diones and but-2-yne-1,4-diones via Pd/C-catalyzed hydrogenation of the carbon-carbon double bond/triple bond followed by amination-cyclization.
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