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Table 2 Evaluated values of Δlog10 β, Δlog10 K, log10 X used for comparison of the stability of the heteroligand CoII(Himid)(L-α-Amac)n complexes with their parent binary complexes

From: Equilibria in cobalt(II)–amino acid–imidazole system under oxygen-free conditions: effect of side groups on mixed-ligand systems with selected L-α-amino acids

Ligand

log10 β 1110 (experimental)

log10 β astat (calculated)

Δlog10 β b

Δlog10 K c

log10 X d

Alanine

6.97

6.60

0.37

−0.05

1.35

Asparagine

6.89

6.61

0.28

−0.18

1.17

Aspartic acid

8.30

7.85

0.45

−0.24

1.50

Lysine

17.78e

17.43f

0.35g

−0.08h

1.30i

Histidine

16.30e

–f

–

2.07h

–i

  1. a log10 β stat = log10 2 + (1/2)log10 β 1200 + (1/2) log10 β 1020
  2. b Δlog10 β = log10 β 1110−log10 β stat
  3. c Δlog10 K = log10 β 1110−log10 β 1010−log10 β 1100
  4. d log10 X = (2 log10 β 1110−log10 β 1200−log10 β 1020)
  5. e For log10 β 1111
  6. f log10 β stat = log10 2 + (1/2)log10 β 1202 + (1/2) log10 β 1020
  7. g Δlog10 β = log10 β 1111−log10 β stat
  8. h Δlog10 K = log10 β 1111−log10 β 1010−log10 β 1101
  9. i log10 X = (2 log10 β 1111−log10 β 1202−log10 β 1020)
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BMC Chemistry

ISSN: 2661-801X

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