Synthesis of chiral bisphosphines with tunable bite angles and their applications in asymmetric hydrogenation of β-ketoesters

Z Zhang, H Qian, J Longmire…

Index: Journal of Organic Chemistry, , vol. 65, # 19 p. 6223 - 6226

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Citation Number: 215

Abstract

... Department of Chemistry, The Pennsylvania State University, University Park, Pennsylvania 16802 ... The organic layer was treated again with degassed 30% aqueous NaOH, washed with degassed H2O and brine, dried over Na2SO4, filtered, and evaporated. ... 6224 J. Org. ...