Furazan N-oxides: a convenient source of both nitrile oxides and isocyanates
作者:J. A. Chapman、J. Crosby、C. A. Cummings、R. A. C. Rennie、R. Michael Paton
DOI:10.1039/c39760000240
日期:——
Thermolysis of furazan N-oxides results in ring cleavage to nitrile oxides which may be trapped in good yield as 1,3-dipolar cycloadducts; in the absence of dipolarophiles the intermediate nitrile oxides rearrange to isocyanates.