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Table 1 Activation parameters for the thermolyses of N-benzyl-N-nitrosoamides

From: On the curvature in logarithmic plots of rate coefficients for chemical reactions

Amide R Solvent a Δu TS / kcal mol-1 σ
pivalamide MeO DMSO 388
(100.28)
1.74 10-2
(1.90 10-2)
245.62
(59.91)
8.88 10-2
(1.77 10-2)
0.96
(1.94 10-2)
" Me " 213
(111.62)
4.04 10-2
(1.58)
143.96
(67.23)
3.87 10-2
(2.43 10-2)
0.90
(7.98 10-2)
" H " 9
(4.12)
2.82 105
(1.48 106)
22.76
(3.23)
4.02 10-2
(3.32 10-2)
0.24
(6.79 10-2)
" NO2 " 168 5.02 10-2 119.54 5.35 10-2 0.86
tosylamide H " 211 4.73 10-3 174.47 1.14 10-1 0.88
" H toluene 450 2.44 10-3 346.84 5.63 10-2 0.95
  1. Standard deviations are given in parentheses.
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