1214890-86-4Relevant articles and documents
Iron-catalyzed regioselective hydroaryloxylation of C≡C Triple Bonds: An efficient synthesis of 2H-1-benzopyran derivatives
Xu, Xiaobing,Liu, Jun,Liang, Linfeng,Li, Hongfeng,Li, Yanzhong
supporting information; experimental part, p. 2599 - 2604 (2009/12/31)
An efficient, regioselective, iron-catalyzed intramolecular hydroaryloxylation of 2-propargylphenols or naphthols is reported. The reactions proceed through an endo-dig cyclization to afford benzopyran or naphthopyran derivatives in good to high yields us