Table 1. Second-order rate constants of H2S with oxidants (Refs. 65,75).
Reaction with oxidants | Rate constants (M−1 s−1) at 37 °C |
---|---|
+ H2S/HS− → H2O2 + S− | 1.5 × 106 |
HO. + H2S/HS− → S− + H2O | 1.5 × 1010 |
H2O2 + HS− → HSOH + OH− | 0.73 |
ONOOH + HS− → HSOH + N | 4.8 × 103 |
HSOH + HS− → HSSH + OH− | 1.0 × 105 |
HOCl + HS− → HSCl + OH− | 8.0 × 107 |
S− + S− + 2H+ → HSSH | 6.5 × 109 |