caa a22 4500 463252330 CHVBK 20180405153343.0 cr unu---uuuuu 170326e20071101xx s 000 0 eng 10.1007/s10562-007-9186-6 doi (NATIONALLICENCE)springer-10.1007/s10562-007-9186-6 Iodine a Simple, Effective and Inexpensive Catalyst for the Synthesis of Substituted Coumarins [Elektronische Daten] [Dipak Prajapati, Mukut Gohain] Molecular iodine is developed as an efficient catalyst in the von Pechmann condensation of phenols with β-ketoesters which leads to the formation of coumarin derivaties in excellent yields when carried out under microwave irradiation in a Prolabo Synthwave Microwave Reactor. The reaction also proceeds when carried out in the absence of solvent and at room temperature in acetonitrile. Graphical Abstract: Iodine a Simple, Effective and Inexpensive Catalyst for the Synthesis of Substituted Coumarins. Dipak Prajapati and Mukut Gohain. Molecular iodine is developed as an efficient catalyst in the von Pechmann condensation of phenols with β-ketoesters which leads to the formation of coumarin derivaties in excellent yields when carried out under microwave irradiation in a Prolabo Synthwave Microwave Reactor. Springer Science+Business Media, LLC, 2007 Coumarins nationallicence von Pechmann condensation nationallicence Iodine nationallicence Microwave irradiations nationallicence Prajapati Dipak Department of Medicinal Chemistry, North East Institute of Science & Technology, 785 006, Jorhat, Assam, India aut Gohain Mukut Department of Medicinal Chemistry, North East Institute of Science & Technology, 785 006, Jorhat, Assam, India aut Catalysis Letters Springer US; http://www.springer-ny.com 119/1-2(2007-11-01), 59-63 1011-372X 119:1-2<59 2007 119 10562 https://doi.org/10.1007/s10562-007-9186-6 text/html Onlinezugriff via DOI 1 research-article jats NATIONALLICENCE 856 40 https://doi.org/10.1007/s10562-007-9186-6 text/html Onlinezugriff via DOI NATIONALLICENCE 700 1- Prajapati Dipak Department of Medicinal Chemistry, North East Institute of Science & Technology, 785 006, Jorhat, Assam, India aut NATIONALLICENCE 700 1- Gohain Mukut Department of Medicinal Chemistry, North East Institute of Science & Technology, 785 006, Jorhat, Assam, India aut NATIONALLICENCE 773 0- Catalysis Letters Springer US; http://www.springer-ny.com 119/1-2(2007-11-01), 59-63 1011-372X 119:1-2<59 2007 119 10562 Metadata rights reserved Springer special CC-BY-NC licence nationallicence BK010053 XK010053 XK010000 NATIONALLICENCE NATIONALLICENCE NL-springer