作者:Ian G. Pitt、Richard A. Russell、Ronald N. Warrener
DOI:10.1039/c39840001466
日期:——
2,4,7-Trimethyl-7-aza-3-oxatricyclo[3.3.0.02,4]oct-1·(5)-ene-6,8-dione (7), a derivative of the rarely observed Dewar furan ring-system, has been prepared by Zn–TiCl4 debromination of dibromide (6) and trapped in in situ with furan.
2,4,7-三甲基-7-氮杂-3-氧杂三环[3.3.0.0 2,4 ] oct-1·(5)-烯-6,8-二酮(7),一种罕见的杜瓦呋喃衍生物环系统是通过Zn-TiCl 4溴化二溴化物(6)制备的,并用呋喃原位捕获。