Research Letter

Kinetic and Mechanistic Studies on the Reaction of DL-Methionine with [ ( H 2 O ) ( t a p ) 2 R u O R u ( t a p ) 2 ( H 2 O ) ] 2 + in Aqueous Medium at Physiological pH

Table 2

1 0 5 𝑘 2 ( o b s ) values for different ligand concentrations at different temperatures. [Complex ] = 1 × 1 0 4 m o l d m 3 , pH = 7.4, ionic strength = 0 . 1 m o l d m 3 N a C l O 4 .

1 0 3 [ligand ] ( m o l d m 3 ) Temperature ( C )
45505560

2.02.273.415.958.93
3.02.924.58.211.63
4.03.855.9810.015.0
5.05.137.5812.218.2
10.07.410.5217.8625.0