Hydroxyapatite-Supported Palladium-Catalyzed Efficient Synthesis of (E)-2-Alkene-4-ynecarboxylic Esters. Intense Fluorescene Emission of Selected Compounds
Brindaban C. Ranu*, Laksmikanta Adak and Kalicharan Chattopadhyay
*Department of Organic Chemistry, Indian Association for the Cultivation of Science, Jadavpur, Kolkata 700 032, India, Email: ocbcriacs.res.in
B. C. Ranu, L. Adak, K. Chattopadhyay, J. Org. Chem., 2008, 73, 5609-5612.
DOI: 10.1021/jo800209z (free Supporting Information)
A simple procedure for the synthesis of substituted (E)-2-alkene-4-ynecarboxylic esters has been achieved using hydroxyapatite-supported palladium as efficient catalyst surface. The highly efficient catalyst can be recycled.
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B. C. Ranu, K. Chattopadhyay, Org. Lett., 2007, 9, 2409-2412.