POTASSIUM EXCHANGED LAYERED ZIRCONIUM PHOSPHATE AS BASE CATALYST IN KNOEVENAGEL CONDENSATION

Massimo Curini Dipartimento di Chimica e Tecnologia del Farmaco, Sezione di Chimica Organica, Facoltà di Farmacia, Università degli Studi, Via del Liceo, Perugia, I-06123, Italy

Francesco Epifano Dipartimento di Chimica e Tecnologia del Farmaco, Sezione di Chimica Organica, Facoltà di Farmacia, Università degli Studi, Via del Liceo, Perugia, I-06123, Italy

Maria Carla Marcotullio Dipartimento di Chimica e Tecnologia del Farmaco, Sezione di Chimica Organica, Facoltà di Farmacia, Università degli Studi, Via del Liceo, Perugia, I-06123, Italy

Ornelio Rosati Dipartimento di Chimica e Tecnologia del Farmaco, Sezione di Chimica Organica, Facoltà di Farmacia, Università degli Studi, Via del Liceo, Perugia, I-06123, Italy

Andrè Tsadjout Dipartimento di Chimica e Tecnologia del Farmaco, Sezione di Chimica Organica, Facoltà di Farmacia, Università degli Studi, Via del Liceo, Perugia, I-06123, Italy

ABSTRACT

Potassium exchanged layered zirconium phosphate catalyzed Knoevenagel condensation of aldehydes and active methylene compounds gave the corresponding E configurated olefinic derivatives in solvent free conditions.

ACKNOWLEDGMENT

This work was supported by M.U.R.S.T. “Progetto Chimica dei Composti Organici di Interesse Biologico”, and the C.N.R. (Rome) is gratefully acknowledged. We thank Prof. U. Costantino for helpfull discussions.

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POTASSIUM EXCHANGED LAYERED ZIRCONIUM PHOSPHATE AS BASE CATALYST IN KNOEVENAGEL CONDENSATION

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POTASSIUM EXCHANGED LAYERED ZIRCONIUM PHOSPHATE AS BASE CATALYST IN KNOEVENAGEL CONDENSATION

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