Kumar, Anil; Sakhuja, Rajeev; Khungar, Bharti; Bajaj, Kiran
(Thieme, 2016)
Ytterbium(III) triflate is an efficient and water-tolerant Lewis acid that has been used as a catalyst for a wide range of organic transformations. Various three-, four-, five-, and six-membered, as well as fused, heterocycles ...