H14[NaP5W30O110] as a Heterogeneous Recyclable Catalyst for the Synthesis of 6,8-Dimethyl-3-aryl-[1,2,4]triazolo[3,4-b][1,3,4]thiazepine Derivatives |
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| Authors: | Rahim Hekmatshoar Sodeh Sadjadi Samaheh Sadjadi Majid M Heravi Fatemeh F Bamoharram |
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| Institution: | 1. Department of Chemistry , School of Science, Alzahra University , Vanak, Tehran, Iran rhekmatus@yahoo.com;3. Department of Chemistry , School of Science, Alzahra University , Vanak, Tehran, Iran;4. Department of Chemistry, School of Sciences , Azad University , Khorasan Branch, Mashad, Iran |
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| Abstract: | 6,8-Dimethyl-3-aryl-1,2,4]triazolo3,4-b]1,3,4]thiazepine derivatives were synthesized by cyclodehydration of 3-aryl-4-amino-5-mercapto-1,2,4-triazole with 2,4-pentanedione in the presence of a catalytic amount of Preyssler catalyst under very mild conditions. |
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| Keywords: | 3-Aryl-4-amino-5-mercapto-1 2 4-triazole heteropolyacids 2 4-pentanedione Preyssler catalyst |
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