. Author manuscript; available in PMC: 2013 Sep 17.

Published in final edited form as: Chem Res Toxicol. 2012 Jun 25;25(9):1793–1799. doi: 10.1021/tx300164j

Table 1.

Rate constants for reaction between selected boronates, H₂O₂ and ONOO⁻ at pH 7.4.

Compound	k(ONOO⁻) [M⁻¹s⁻¹]	k(H₂O₂) [M⁻¹s⁻¹]
Aliphatic boronates
EtBA	2.8 × 10⁵	n.d.
Substituted phenylboronates
PBA	1.2 × 10⁶	2.2
FBA	1.4 × 10⁶	2.5
Other phenylboronates	ca. 1.4 × 10⁶
Fluorogenic boronates
CBA	1.1 × 10⁶	1.5
FIAmBE	> 5 × 10⁵	n.d.

n.d. – not determined