Tetrahedron letters

Novel use of organotin halide-base complex in organic synthesis. Cycloaddition reaction of oxetane with isocyanates.

A Baba, I Shibata, M Fujiwara, H Matsuda

Index: Baba, Akio; Shibata, Ikuya; Fujiwara, Masahiro; Matsuda, Haruo Tetrahedron Letters, 1985 , vol. 26, # 42 p. 5167 - 5170

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Citation Number: 15

Abstract

Abstract Cycloadditions of oxetanes with isocyanates were markedly accelerated by the complex of Bu 2 SnI2 and Ph 3 P= O which could be readily handled and hardly caused a trimerization of isocyanates, yielding oxazin-2-ones under neutral and mild reaction conditions.