Hydrogenation of 4-substituted biphenyls

M Minabe, K Watanabe, Y Ayabe…

Index: Minabe, Masahiro; Watanabe, Kousuke; Ayabe, Yooichi; Yoshida, Masaaki; Toda, Takashi Journal of Organic Chemistry, 1987 , vol. 52, # 9 p. 1745 - 1748

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Citation Number: 11

Abstract

Table I. Rate Constant and Relative Selectivity on the Hydrogenation of 1, 9, and 11 at Initial Stage relative selectivity, mol% rate constant: reactant cat. solv mol sd g-cat:' 2 3 4 5 6 7 8 9 1 0 la R-Ni EtOH 1.9 x 10-7 27 22 41 4 6 lbbic R-Ni EtOH 4.8 X 28 34 11< 1< 1 25 IC R-Ni EtOH 3.1 X 41 36 23< 1< 1 9 R-Ni EtOH 4.2 x 10-7 47 50 3 11 R-Ni EtOH 6.2 X 17 (12) 49 (13) 13 (14) 2 (15) 19 la Pd-C EtOAc 8.5 X lo-' 89 2 2< 1< 1 3< 1 lb' Pd-C EtOAc 1.1 x 10-7 ...