A novel reactivity pattern of nitro-benzofuroxans and -benzofurazans: the heterodienic behaviour of the five-membered ring
作者:R??gis Goumont、Muriel Sebban、Fran??ois Terrier
DOI:10.1039/b205164h
日期:2002.9.11
Evidence is presented that the N3C9C8N fragment of the annelated ring of some nitro-activated benzofuroxans and benzofurazans acts as a heterodiene contributor upon treatment with cyclohexadiene, thus highlighting a new facet of the reactivity of this class of heterocycles.