Stannic chloride-induced unsymmetrical C
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Yaling Gong; Kazuaki Shimada; Hidenori Nakamura; Masamichi Fujiyama; Akihiro Kod
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Article
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2006
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John Wiley and Sons
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English
⚖ 532 KB
Treatment of bis (N,N-dimethylcarbamoylseleno)methanes with SnCl 4 afforded β-1,3,5triselenanes in moderate to high yields, and the key intermediates of the reactions, i.e., acylselonium ions and selenoaldehydes, were successfully trapped by using allyltrimethylsilane or 2,3-dimethyl-1,3butadiene to