BF3·OEt2-AgSCF3 Mediated Trifluoromethylthiolation/Cascade Cyclization of Propynols: Synthesis of 4-((Trifluoromethyl)thio)-2H-chromene and 4-((Trifluoromethyl)thio)-1,2-dihydroquinoline Derivatives - Qiu, Yi-Feng; Song, Xian-Rong; Li, Ming; Zhu, Xin-Yu; Wang, An-Qi; Yang, Fang; Han, Ya-Ping; Zhang, Heng-Rui; Jin, Dong-Po; Li, Ying-Xiu; Liang, Yong-Min (Organic letters, 2016)
Keywords: chemical structure; cyclization reactions; Lewis bases; organic compounds