A protecting group strategy for desymmetrization

TR Hoye, NE Witowski

Index: Hoye, Thomas R.; Witowski, Nancy E. Journal of the American Chemical Society, 1992 , vol. 114, # 18 p. 7291 - 7292

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Citation Number: 10

Abstract

Figure 1. ORTEP drawing of [CH3C(CH2PPh,),]IrH(C,Hlo), ... (12) Selected spectral data (20 "C, CD2C12): "PI'HJ NMR AM2 with 6, 13); IR (Nujol) 2052 cm-' (Ir-H). (13) Selected spectroscopic data (all at 20 "C in CD2C12): 3'P(1H} NMR YX2 spin system 6y = -18.55, 6, = -18.03, Jxy = 20 Hz; ')C(IH) NMR 30.89 (vinyl, AXX'Y spin system), 35.6 (CH,, d, Jcp = 5), 24.81 (CH2, s); IH NMR of hydride nucleus 6, = -1 1.52 (MXX'Y) spin system with JMx = 14, JMy = -141; IR (Nujol) ...