Synthesis of 2‐(2‐, 3‐, and 4‐pyridyl)benzoxazoles by the reaction of phenolic schiff bases with thianthrene cation radical |
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Authors: | Myeong Soon Park Koon Ha Park Kun Jun Seung Rim Shin Sea Wha Oh |
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Abstract: | 2‐(2‐, 3‐, and 4‐Pyridyl)benzoxazole derivatives were prepared in excellent yields by the oxidative cyclization of phenolic Schiff bases with thianthrene cation radical perchlorate in the presence of 2,6‐di‐tert‐butyl‐4‐methylpyridine. |
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