1. Eco-friendly synthesis of fused pyrano[2, 3-b]pyrans via ammonium acetate-mediated formal oxa-[3 + 3]cycloaddition of 4H-chromene-3-carbaldehydes and cyclic 1, 3-dicarbonyl compounds. Issue 57 (16th September 2020) Authors: Osyanin, Vitaly A.; Osipov, Dmitry V.; Semenova, Irina A.; Korzhenko, Kirill S.; Lukashenko, A. V.; Demidov, Oleg P.; Klimochkin, Yuri N. Journal: RSC advances Issue: Volume 10:Issue 57(2020) Page Start: 34344 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗