Air-stable and tunable chiral bisdihydrobenzooxaphosphole ligands (BIBOPs) were employed in rhodium-catalyzed asymmetric hydroformylation of various terminal olefins with excellent conversions (>99%), moderate-to-excellent enantioselectivities (up to 95:5 er), and branched to linear ratios (b:l) of up to 400.
空气稳定且可调的手性双二氢
苯并恶唑磷配体(BIBOP)用于
铑催化的各种末端烯烃的不对称加氢甲酰化反应,具有出色的转化率(> 99%),中等至优异的对映选择性(高达95:5 er),并分支为线性比(b:l)高达400。