A Simple route to polysubstituted indoles exploiting azide induced furan ring opening

~%

~%

~%

~12%

~%

~%

~%

~%

~%

~27%

~%

~%

~%

~%

~%

~28%

~%

~60%

~%

~%

~%

~39%

~%

~%

~%

~%

~%

~%