Novel use of organotin halide-base complex in organic synthesis. Cycloaddition reaction of oxetane with isocyanates. |
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| Authors: | Akio Baba Ikuya Shibata Masahiro Fujiwara Haruo Matsuda |
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| Institution: | Department of Applied Chemistry, Faculty of Engineering, Osaka University, Yamadaoka 2-1, Suita, Osaka 565, Japan |
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| Abstract: | Cycloadditions of oxetanes with isocyanates were markedly accelerated by the complex of Bu2SnI2 and Ph3P=O which could be readily handled and hardly caused a trimerization of isocyanates, yielding oxazin-2-ones under neutral and mild reaction conditions. |
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