Syntheses of Some New Five-Membered Heterocycles Containing Selenium and Tellurium |
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| Authors: | Jirí Šibor Pavel Pazdera |
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| Institution: | 1. Department of Organic Chemistry, Faculty of Science, Masaryk University, CZ-611 37, Brno, Czech Republic
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| Abstract: | The syntheses of some new chalcogenazole 1 and chalcogenophene 2, 3 derivatives under conventional Gewald’s conditions 1–4], by the action of ultrasound and focused microwave irradiation is reported. It was found that although ultrasound accelerated the described reaction significantly, the focused microwave irradiation manifested itself even more significantly. |
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