Martín-Mejías, IreneAragoncillo Abanades, CristinaYanai, HikaruHoshikawa, ShokiFujimoto, YuukiMatsumoto, TakashiAlmendros Requena, Pedro2024-01-082024-01-082020Martín-Mejías I, Aragoncillo C, Yanai H, Hoshikawa S, Fujimoto Y, Matsumoto T, Almendros, P. A Catalyst-Free Bis(triflyl)ethylation/Benzannulation Reaction: Rapid Access to Carbazole-Based Superacidic Carbon Acids from Alkynols. Chem Commun 2020, 56, 1795-1798.1359-734510.1039/c9cc08930fhttps://hdl.handle.net/20.500.14352/91838Carbazoles possessing Tf2CHCH2 groups were obtained by the reaction of 1-(indol-2-yl)but-3-yn-1-ols with in situ-generated Tf2CQCH2 through vicinal difunctionalisation of the alkyne moiety, where the vinyl-type carbocation intermediate was selectively attacked by the indole moiety and not by the carbanion moietyengjournal article1364-548Xhttps://doi.org/10.1039/c9cc08930fopen access547CarbazoleZwitterionAlkynolTriflyl groupQuímica orgánica (Química)2306 Química Orgánica2306.10 Compuestos Heterocíclicos