enantiopure d2-carbon nucleophiles (chiral enamines 1 or metalated imines 2 and silylketon derivatives 3) to racemic planar chiral electrophilic tetracarbonyl(η3-allyl)iron(1+) complexes 5 proceeds with complete γ-radioselectivity and with kinetic resolution of complex 5. Subsequent oxidative demetalation provides access to enantiometrically enriched (ee < 5−> 92%) 1,6-dicarbonyl compounds 7 in moderate overall
亲核加成各种对映体纯的d 2 -碳亲核试剂(手性的烯胺1或
金属化
亚胺2和silylketon衍
生物3)到外消旋平面手性亲电四羰(η 3 -烯丙基)
铁(1+)络合物5点继续进行完整γ-radioselectivity和具有复杂的动力学分解5。随后的氧化脱
金属作用以中等总收率(14–53%,四步或5–21%,五步)提供了对映体富集(ee <5−> 92%)的1,6-二羰基化合物7。 (E-相对于起始材料的双键几何形状4。