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Tandem Michael‐Aldol Reaction via 6‐endo‐Dig Cyclization of Ynone‐Chalcogenides: Synthesis of 2‐Unsubstituted 3‐(Hydroxyalkyl)chalcogenochromen‐4‐ones. |
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| Authors: | Tadashi Kataoka Hironori Kinoshita Sayaka Kinoshita Tatsunori Iwamura |
| Abstract: | |
| Keywords: | organo‐selenium compounds ring closure reactions thiopyran derivatives |