Product Diversification[a]
[a] Conditions: a) R = NHPI, Ph2Zn, Fe(acac)2, dppBz (34%); b) R = NHPI, Zn0, PhSiH3, NiCl2·6H2O (39%; c) R = Me, Mn(acac)2, PhSiH3, PPh3, O2 (64%, 2:1 dr); d) R = Me, i. NMO, OsO4; ii. (COCl)2, MeOH (65%, 6:1 dr); e) R = Me, m-CPBA (100%, 2:1 dr)