Formation of tetrahydrofuran from homoallylic alcohol via a tandem sequence: 2-oxonia [3,3]-sigmatropic rearrangement/cyclization catalyzed by In(OTf)(3)
Tp. Loh et al., Formation of tetrahydrofuran from homoallylic alcohol via a tandem sequence: 2-oxonia [3,3]-sigmatropic rearrangement/cyclization catalyzed by In(OTf)(3), J AM CHEM S, 123(10), 2001, pp. 2450-2451