Highly regioselective 7-endo-aryl radical cyclisation: synthesis of octahydro-2H-dibenzo[a,d]cycloheptenes
作者:Ajit K. Ghosh、Keya Ghosh、Sitaram Pal、Usha Ranjan Chatak
DOI:10.1039/c39930000809
日期:——
A highly efficient 7-endo-trig-aryl radical cyclisation of the alkene 6 and the vinylcyclohexanols 11a–d with tri-n-butyltin hydride leading to the respective octahydro-2H-dibenzo[a,d]cycloheptene derivatives 7 and 8 and 12a–d is reported.
报告了一种高效的7-内源三芳基自由基环化反应,使用三正丁基锡氢化物对烯烃6和乙烯基环己醇11a–d进行反应,生成相应的八氢-2H-二苯[a,d]环庚烯衍生物7、8和12a–d。