10967/166 - QDB Compounds

QsarDB Repository

Oja, M.; Maran, U. Quantitative structure-permeability relationships at various pH values for acidic and basic drugs and drug-like compounds. SAR QSAR Environ. Res. 2015, 26, 701-719.

Compound

ID:A30
Name:Theobromine
Description:
Labels:Acid
CAS:83-67-0
InChi Code:InChI=1S/C7H8N4O2/c1-10-3-8-5-4(10)6(12)9-7(13)11(5)2/h3H,1-2H3,(H,9,12,13)

Properties

logPeff_pH3: Logarithmic effective membrane permeability at pH 3 [log(cm/s)]

ValueSource or prediction
-7.36

experimental value

-7.57

Eq.4: QSAR model for membrane permeability of acidic compounds at pH 3 (Training set)

logPeff_pH5: Logarithmic effective membrane permeability at pH 5 [log(cm/s)]

ValueSource or prediction
-7.23

experimental value

-7.4

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

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