Synthesis and Characterization of 1-Benzofuran-2-yl thiadiazoles, Triazoles and Oxadiazoles by Conventional and Non-conventional Methods

ABSTRACT. The synthesis of benzofuran based 1,3,4-thiadiazoles, 1, 3,4-triazoles and 1,3,4-oxadiazole via cyclocondensation of thiosemicarbazides have been carried out by conventional and non-conventional methods in excellent yields of product. Keywords: Thiosemicarbazide, Thiadiazoles, Triazoles, Oxadiazoles, Microwave and Ultrasound irradiation 반응방법에 따른 1-Benzofuran-2-yl thiadiazoles, Triazoles과 Oxadiazoles의 합성 Ananta D. Shinde, Bhima Y. Kale, Bapurao B. Shingate, and Murlidhar S. Shingare * Department of Chemistry, Dr. Babasaheb Ambedkar Marathwada University, Aurangabad-431004, M.S. India. (접수 2010. 1. 12; 수정 2010. 2. 23; 게재확정 2010. 5. 4) Synthesis and Characterization of 1-Benzofuran-2-yl thiadiazoles, Triazoles and Oxadiazoles by Conventional and Non-conventional Methods Ananta D. Shinde, Bhima Y. Kale, Bapurao B. Shingate, and Murlidhar S. Shingare * Department of Chemistry, Dr. Babasaheb Ambedkar Marathwada University, Aurangabad-431004, M.S. India. * E-mail: prof_msshingare@rediffmail.com