Tetrahedron

Synthesis of polycyclic xanthenes and furans via palladium-catalyzed cyclization of polycyclic aryltriflate esters

JQ Wang, RG Harvey

文献索引：Tetrahedron, , vol. 58, # 29 p. 5927 - 5931

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被引用次数: 103

摘要

... Tetrahedron. Volume 58, Issue 29, 15 July 2002, Pages 5927–5931. ... The crude product was purified by chromatography on a column of silica gel eluted with EtOAc–hexane (1:15) to afford 2a (810 mg, 83%) as a white solid, mp 58–59°C: 1 H NMR (CDCl 3 ) δ 7.75–7.82 (m, 3 ...