Everything about indazole ring
In another phase, quite a few unsymmetrical azobenzenes were being screened as substrates, plus the products 43a–d and 43a’–43d’ ended up attained (Scheme 13). Notably, the steric atmosphere with the azobenzene orients the formation of sought after products 43e–f. The substrate scope of this response was additional expanded to trifluoroac