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Compare ACD/Labs LogD products

LogP vs. LogD

ACD/LogD Suite

ACD/PhysChem Batch (LogD Batch)


 

ACD/LogD

vs. Experiment

In the following, Calculated refers to the ACD/LogD Suite prediction. Version 5.0 of the ACD/LogD algorithm was used for these calculations.

Chlorpromazine

Calculated: logP = 5.2 ± 0.39
Experimental:
logP = 5.23
Frisk-Holmberg, M.; Kleijn, E.; Eur. J. Pharmacol. 1972, 18, 139.
logP = 5.35
Hansch, C.; Leo, A.J. Substituent constants for Correlation Analysis in Chemistry and Biology, Wiley: New York, 1979.
Calculated: logD (pH = 7.0) = 2.87
Experimental:
logD (pH = 7.0, phosphate buffer) = 2.93
Frisk-Holmberg, M.; Kleijn, E.; Eur. J. Pharmacol. 1972, 18, 139.

Promazine

Calculated: logP = 4.63 ± 0.25
Experimental:
logP = 4.55 (presented in BioByte Star List)
Glasser,H.; Krieglstein,J. Naunyn-Sch. Arch. Pharmak. 1970, 265, 321.
logP = 4.55
Hansch, C.; Leo, A.J. Substituent constants for Correlation Analysis in Chemistry and Biology, Wiley: New York, 1979.
Calculated: logD (pH = 7.0) = 2.28
Experimental:
LogD (pH = 7.0, phosphate buffer) = 2.15
Frisk-Holmberg, M.; Kleijn, E.; Eur. J. Pharmacol. 1972, 18, 139.
Calculated: logD (pH = 7.4) = 2.63
Experimental:
logD (pH = 7.4, phosphate buffer) = 2.55
Krieglstein, J.; Meiler, W.; Staab, J. Biochem. Pharmacol. 1972, 21, 985.

3'-Nitro-N-phenylanthranilic acid

Calculated: logP = 4.57 ± 0.61
Experimental:
logP = 4.57
Terada, H.; Muraoka, S.; Fujita, T. J. Med. Chem. 1974, 17, 330.
Calculated: logD (pH = 7.0) = 1.62
Experimental:
logD (pH = 7.0, phosphate buffer) = 1.30
Terada, H.; Muraoka, S.; Fujita, T. J. Med. Chem. 1974, 17, 330.

Tecramine

Calculated: logP = 5.62 ± 0.48
Experimental:
logP = 5.62
Terada, H.; Muraoka, S.; Fujita, T. J. Med. Chem. 1974, 17, 330.
Calculated: logD (pH = 7.4) = 2.57
Experimental:
logD (pH = 7.4, phosphate buffer) = 2.08
Lombardino, J.; Otterness, I.; Wiseman, E. Arzneim. Forsch. 1975, 25, 1629.

N,N-Dimethyl-1-amino-4,4-diphenylbutane

Calculated: logP = 4.79 ± 0.24
Experimental:
logP = 4.80
Sangster, J.J. Phys. Chem. Ref. Data 1989, 18, 1111.
Calculated: logD (pH = 7.4) = 2.57
Experimental:
logD (pH = 7.4, phosphate buffer) = 2.30
Maxwell, R.; et al. J. Pharmacol. Exp. Ther. 1974, 191, 418.

Trifluoperazine

Calculated: logP = 5.11 ± 0.41
Experimental:
logP = 5.07
Mannhold, R.; Dross, K.P.; Rekker, R.F. Quant. Struct. -Act. Relat. 1990, 9, 21.
logP = 5.03
Frisk-Holmberg, M.; Kleijn, E.; Eur. J. Pharmacol. 1972, 18, 139.
Calculated: logD (pH = 7.0) = 4.04
Experimental:
logD (pH = 7.0, phosphate buffer) = 3.90
Frisk-Holmberg, M.; Kleijn, E.; Eur. J. Pharmacol. 1972, 18, 139.
Calculated: logD (pH = 4.3) = 1.97
Experimental:
logD (pH = 4.3) = 2.28
Hansch, C.; Leo, A.J. Substituent constants for Correlation Analysis in Chemistry and Biology, Wiley: New York, 1979.

Imipramine

Calculated: logP = 4.8 ± 0.49
Experimental:
logP (pH = 7.0) = 4.8 (presented in BioByte Star List)
Frisk-Holmberg,M.; Kleijn,E. Eur. J. Pharmacol. 1972, 18, 139.
Calculated: logD (pH = 7.0) = 2.41
Experimental:
logD (pH = 7.0, phosphate buffer) = 2.30
Frisk-Holmberg, M.; Kleijn, E.; Eur. J. Pharmacol. 1972, 18, 139.
Calculated: logD (pH = 7.4) = 2.75
Experimental:
logD (pH = 7.4, phosphate buffer) = 2.65
Maxwell,R.; et al. J. Pharm. Exp. Ther., 1974, 191, 418.
logD (pH = 7.4, phosphate buffer) = 2.40
Hansch, C.; Leo, A.J. Substituent constants for Correlation Analysis in Chemistry and Biology, Wiley: New York, 1979.

Alprenolol

Calculated: logP = 2.88 ± 0.26
Experimental:
logP = 2.89
Hansch, C.; Leo, A.J. Substituent constants for Correlation Analysis in Chemistry and Biology, Wiley: New York, 1979.
Calculated: logD (pH = 7.0) = 0.76
Experimental:
logD (pH = 7.0) = 0.51
Hansch, C.; Leo, A.J. Substituent constants for Correlation Analysis in Chemistry and Biology, Wiley: New York, 1979.
Calculated: logD (pH = 8.0) = 1.69
Experimental:
logD (pH = 8.0, phosphate buffer) = 1.44
Hansch, C.; Leo, A.J. Substituent constants for Correlation Analysis in Chemistry and Biology, Wiley: New York, 1979.

Propranolol

Calculated: logP = 3.10 ± 0.25
Experimental:
logP = 3.18
Hansch, C.; Leo, A.J. Substituent constants for Correlation Analysis in Chemistry and Biology, Wiley: New York, 1979.
logP = 3.17
Mannhold, R.; Dross, K.P.; Rekker, R.F. Quant. Struct. -Act. Relat. 1990, 9, 21.
logP = 2.98 (presented in BioByte Star List)
Barbato,F.; Caliendo,G.; Capello,B.; Rotonda,M. QSAR: RAT.Appr. Des. Bioact. Cpds., Eds. Silipo & Vittoria, Elsevier, 1991.
Calculated: logD (pH = 7.0) = 0.99
Experimental:
logD (pH = 7.0) = 0.73
Hansch, C.; Leo, A.J. Substituent constants for Correlation Analysis in Chemistry and Biology, Wiley: New York, 1979.
Calculated: logD (pH = 8.0) = 1.93
Experimental:
logD (pH = 8.0, phosphate buffer) = 1.72
Hansch, C.; Leo, A.J. Substituent constants for Correlation Analysis in Chemistry and Biology, Wiley: New York, 1979.

5-i-Butyl-2-benzenesulfonamidopyrimidine

Calculated: logP = 2.71 ± 0.25
Experimental:
logP = 2.64
Hansch, C.; Leo, A.J. Substituent constants for Correlation Analysis in Chemistry and Biology, Wiley: New York, 1979.
Calculated: logD (pH = 7.2) = 1.83
Experimental:
logD (pH = 7.2, phosphate buffer) = 1.48
Hansch, C.; Leo, A.J. Substituent constants for Correlation Analysis in Chemistry and Biology, Wiley: New York, 1979.

Phenylbutazone

Calculated: logP = 3.16 ± 0.39
Experimental:
logP = 3.16 (presented in BioByte Star List)
La Rotonda,M.I.; Amato,G.; Barbato,F. et al. Quant. Struct. Act. Relat. 1983, 2, 168.
Calculated: logD (pH = 2.0) = 3.16
Experimental:
logD (pH = 2.0) = 3.27
Lepetit, G. Pharmazie 1977, 32, 289.
Calculated: logD (pH = 7.0) = 0.90
Experimental:
logD (pH = 7.0, phosphate buffer) = 1.25
Lepetit, G. Pharmazie 1977, 32, 289.
Calculated: logD (pH = 7.4) = 0.51
Experimental:
logD (pH = 7.4, phosphate buffer) = 0.70
Moser, P.; Jakel, K.; et al Eur. J. Med. Chem. 1975, 10, 613.
logD (pH=7.4, phosphate buffer) = 0.68
Lombardino, J.; Otterness, I., Wiseman, E. Arzneim. Forsch. 1975, 25, 1629.

Quinine

Calculated: logP = 3.44 ± 0.43
Experimental:
logP = 3.44
Hansch, C.; Leo, A.J. Substituent constants for Correlation Analysis in Chemistry and Biology, Wiley: New York, 1979.

Oxacillin

Calculated: logP = 2.05 ± 0.38
Experimental:
logP = 2.31 (presented in BioByte Star List)
Tsuji, A.; et al J. Pharm. Sci. 1977, 66, 1675.
logP = 2.34
Bird, A.E.; Marshall, A.C. J. Chromatog. 1971, 63, 313.
Calculated: logD (pH = 7.2) = -1.65
Experimental:
logD (pH = 7.2, phosphate buffer) = -1.24
Sobotka, P.; Safanda, J. J. Molec. Med. 1976, 1, 151.

2,6-diisopropyl-N1-tetrahydro-2H-imidazol-2-ylidenaniline

Calculated: logP = 3.10 ± 0.23
Experimental:
logP = 3.04
Rouot, B., et al J. Pharmacol. 1977, 8, 95.
Calculated: logD (pH = 7.0) = 1.14
Experimental:
logD (pH = 7.0, phosphate buffer) = -0.21
Rouot, B., et al J. Pharmacol. 1977, 8, 95.

1-(2-Chloroethyl)-1-nitroso-3-(2-i-butyric acid)urea

Calculated: logP = 1.89 ± 0.42
Experimental:
logP = 1.74
Hansch, C.; Leo, A.J. Substituent constants for Correlation Analysis in Chemistry and Biology, Wiley: New York, 1979.
Calculated: logD (pH = 7.4) = -2.16
Experimental:
logD (pH = 7.4, phosphate buffer) = -1.75
Hansch, C.; Leo, A.J. Substituent constants for Correlation Analysis in Chemistry and Biology, Wiley: New York, 1979.

See Comparison with pION Expt (from AAPS '97 poster)

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