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ACD/pKa DB

Aqueous Solution Reference Database Statistics, Page 4


 
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Compound Class Struct. ± Δ
Carboxy acids 3539 ± 0.4
aromatic carboxylic acids

747

± 0.25

benzoic acids

452

± 0.2

salicylic acids

61

± 0.3

phthalic acids

19

± 0.25

1-naphthoic acids

18

± 0.3

2-naphthoic acids

17

± 0.3

aliphatic non-cyclic (acetic)

2306

± 0.2

propenoic acids

290

± 0.2

propynoic acids

16

± 0.2

oxoacetic acids

31

± 0.3

cyclohexanecarboxylic acids

65

± 0.25

cyclopentanecarboxylic acids

19

± 0.25

cyclobutanecarboxylic acids

16

± 0.25

cyclopropanecarboxylic acids

43

± 0.25

S-containing compounds 2555 ± 0.4
thiols

292

± 0.4

thiophenols

32

± 0.25

sulfonic acids and sulfates

354

± 0.5

sulfinic acids and sulfites

11

± 0.4

thioamides and thioureas

and

137

± 0.4

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