The effect of alkene configuration on the partitioning between the carbenic reactions and the 1,7-electrocyclisation of α-)-alkenylaryl)diazoalkanes
作者:David P. Munro、John T. Sharp
DOI:10.1016/0040-4039(80)88079-8
日期:1980.1
The 1,7-electroclyclisation of α-(-alkenylaryl)diazoalkenes to 1-2,3-benzodiazepines is blocked by the substituent in alkenyl groups and the diazo-compounds then react via alternative routes including a new intramolecular carbene reaction to give naphtho[a]cycloheptenes.