Ruthenium-catalyzed [2@!] cocyclization of isocyanates, alkynes, and CO enables the rapid synthesis of polysubstituted maleimides

Authors :: Kondo, Teruyuki
Nomura, Masato
Ura, Yasuyuki
Wada, Kenji
Mitsudo, Take-aki
Source :: Journal of the American Chemical Society. Nov 22, 2006, Vol. 128 Issue 46, p14816, 2 p.
Publication Year :: 2006
Abstract: The first catalytic intermolecular [2@!] cocyclization of alkynes, isocyanates and CO is developed. This methodology has provided a rapid and atom-economical method for the synthesis of a variety of unsymmetrically polysubstituted maleimides in one step.

Subjects :: Ruthenium -- Chemical properties
Isocyanates -- Chemical properties
Ring formation (Chemistry) -- Analysis
Chemistry

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