On the cyclization of acyliminium salts derived from pyroglutamic acid
作者:Benoît Rigo、Samira El Ghammarti、Daniel Couturier
DOI:10.1016/0040-4039(95)02215-5
日期:1996.1
The FriedelCrafts reaction of pyroglutamic acid derivative 9 gives an acyliminium salt which cyclize to the condensed N-acylheterocycle 6 thus providing an easy access to the amine 1.