10967/203 - QDB Compounds

QsarDB Repository

Oja, M.; Maran, U. pH-permeability profiles for drug substances: Experimental detection, comparison with human intestinal absorption and modelling. Eur. J. Pharm. Sci. 2018, 123, 429-440.

Compound

ID:M158
Name:Theophylline
Description:
Labels:
CAS:58-55-9
InChi Code:InChI=1S/C7H8N4O2/c1-10-5-4(8-3-9-5)6(12)11(2)7(10)13/h3H,1-2H3,(H,8,9)

Properties

logPe_pH3: Logarithmic effective membrane permeability at pH 3 [log(cm/s)]

ValueSource or prediction
-7.35

experimental value

-7.08

Eq.4: QSAR model for membrane permeability at pH 3 (Validation set)

logPe_pH5: Logarithmic effective membrane permeability at pH 5 [log(cm/s)]

ValueSource or prediction
-7.45

experimental value

-6.99

Eq.5: QSAR model for membrane permeability at pH 5 (Training set)

logPe_pH7.4: Logarithmic effective membrane permeability at pH 7.4 [log(cm/s)]

ValueSource or prediction
-7.46

experimental value

-6.94

Eq.6: QSAR model for membrane permeability at pH 7.4 (Training set)

logPe_pH9: Logarithmic effective membrane permeability at pH 9 [log(cm/s)]

ValueSource or prediction
-7.45

experimental value

-7.15

Eq.7: QSAR model for membrane permeability at pH 9 (Training set)

logPe_highest: Highest logarithmic effective membrane permeability for pH range 3 to 9 [log(cm/s)]

ValueSource or prediction
-7.35

experimental value

-6.88

Eq.8: QSAR model for highest membrane permeability (Training set)

logPo: Logarithmic intrinsic membrane permeability [log(cm/s)]

ValueSource or prediction
-7.32

experimental value

-6.63

Eq.9: QSAR model for intrinsic membrane permeability (Validation set)

logPe_pH3_class: Class of logarithmic effective membrane permeability at pH 3 i

ValueSource or prediction
L

experimental value

L

Eq.4_class: Classification model for membrane permeability at pH 3 (Validation set)

logPe_pH5_class: Class of logarithmic effective membrane permeability at pH 5 i

ValueSource or prediction
L

experimental value

L

Eq.5_class: Classification model for membrane permeability at pH 5 (Training set)

logPe_pH7.4_class: Class of logarithmic effective membrane permeability at pH 7.4 i

ValueSource or prediction
L

experimental value

L

Eq.6_class: Classification model for membrane permeability at pH 7.4 (Training set)

logPe_pH9_class: Class of logarithmic effective membrane permeability at pH 9 i

ValueSource or prediction
L

experimental value

L

Eq.7_class: Classification model for membrane permeability at pH 9 (Training set)

logPe_highest_class: Class of highest logarithmic effective membrane permeability for pH range 3 to 9 i

ValueSource or prediction
L

experimental value

L

Eq.8_class: Classification model for highest membrane permeability (Training set)

logPo_class: Class of logarithmic intrinsic membrane permeability i

ValueSource or prediction
L

experimental value

L

Eq.9_class: Classification model for intrinsic membrane permeability (Validation set)

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