One Pot Synthesis of 4-Arylbenzoxazolo[3,2-a]-s-triazine-2-thiones |
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| Authors: | T Sambaiah K Kondal Reddy |
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| Institution: | Department of Chemistry , Osmania University , Hyerabad, 500 007, India |
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| Abstract: | The reaction of 2-aminobenzoxazoles (1a-b) with aroyl isothiocyanates in acetone gave 4-arylbenzoxazolo 3,2-a]-s-triazine-2-thiones (3a-g), aroylthioureas (5a-e) and 2-benzoxazolones (6a-b). A reasonable pathway for the formation of 3, 5 and 6 from 1 has been suggested. |
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| Keywords: | Ketene dithioacetals amines pyrroles nucleophiles addition‐elimination |
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