Free radical ring-expansion leading to novel six- and seven-membered heterocycles
作者:Paul Dowd、Soo-Chang Choi
DOI:10.1016/s0040-4020(01)80951-0
日期:1991.1
Free radical promoted ring-expansion of nitrogen-, oxygen- and sulfur-containing heterocyclic β-keto esters is described. Treatment of the derived phenylselenomethyl derivatives with tri-n-butyltin hydride leasds to smooth one-carbon ring expansion.
描述了自由基促进的含氮,氧和硫的杂环β-酮酯的扩环。用氢化三正丁基锡处理衍生的苯基硒代甲基衍生物可平滑一碳环的扩展。