tetracarbonylbis(μ-chloro)dirhodium(I); bis(1,1-diphenylphosphino)methane in ethylene glycol dimethyl ether T=65°C; 16 h; Inert atmosphere; Overall yield = 79 percentSpectr.; stereoselective reaction;

sodium hydrogencarbonate; Dess-Martin periodane in dichloromethane T=20°C; 0.333333 h;

1: tetrahydrofuran / 20 °C 2: PCC; NaOAc; MgSO4 / CH2Cl2 View Scheme

bismuth(III) chloride; zinc(II) iodide

2.5 mrad of 60 Co gamma radiation; Product distribution;