Singh, P. R.; Kalaramna, P.; Ali, S.; Goswami, A.
(2021-11-15)
A straightforward protocol has been developed to access thio-/
selenopyrrolines through a (3+2)-cycloaddition of aryl thio-/
selenocyanates with donor-acceptor cyclopropanes (DACs) in
the presence of SnCl4 as a Lewis ...