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. Author manuscript; available in PMC: 2018 Mar 1.
Published in final edited form as: J Am Chem Soc. 2017 Feb 14;139(8):3186–3195. doi: 10.1021/jacs.6b12990

Table 2.

Kinetic Parameters of O–H Oxidation Reactions by OMeAN-LA

substrate BDE (H) (kcal/mol) E0 (V vs Fc+/0) kOMeAN32H+ (M−1 s−1) kOMeAN3Sc3+ (M−1 s−1) kOMeAN32BR3 (M−1 s−1) notes
4-MeO-PhOH 80.9 1.01 64 ± 1 53 ± 1 2.9 ± 0.2 a
4-MeO-PhOD 1.01 52 ± 1 (KIE: 1.25) 42 ± 1 (KIE: 1.19) 2.4 ± 0.1 (KIE: 1.17) a
2,4-tBu2-PhOH 81.9 1.04 1.8 ± 0.2 1.1 ± 0.1 0.12 ± 0.01 yield: 60–70%
4-PhO-PhOH 1.07 0.51 ± 0.02 0.44 ± 0.02 0.046 ± 0.001 a
4-tBu-PhOH 1.10 0.025 ± 0.001 0.023 ± 0.001 0.0027 ± 0.0003 a
4-Me-PhOH 84.6 1.12 0.035 ± 0.002 0.027 ± 0.001 0.0024 ± 0.0002 a
4-Cl-PhOH 85.7 1.21 no reaction no reaction no reaction no decay (t = 1 h)
a

Product not quantified (see text and Supporting Information).