76283-78-8Relevant articles and documents
Bi(OTf)3-mediated cycloisomerization of γ-alkynyl arylketones: Application to the synthesis of substituted furans
Chang, Meng-Yang,Cheng, Yu-Chieh,Lu, Yi-Ju
, p. 1264 - 1267 (2015)
A novel Bi(OTf)3-mediated cycloisomerization of γ-alkynyl arylketones 4, 7, or 10 with molecular sieve (MS) in MeNO2 affords 3-substituted furans 3, 8, or 11 at rt for 3 h in moderate to good yields. The method provides mild, less-to