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Related Experiment Videos

[Estimation of partition coefficients using membrane electrodes].

R Starościk, T Blaśkiewicz

    Die Pharmazie
    |April 1, 1985
    PubMed
    Summary

    Liquid membrane electrodes can estimate partition coefficients. Selectivity coefficients correlate with octanol/water partition coefficients for barbiturates, enabling simple estimations.

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    Area of Science:

    • Analytical Chemistry
    • Physical Chemistry

    Context:

    • Partition coefficients are crucial for drug development and environmental science.
    • Accurate estimation of partition coefficients is essential for predicting compound behavior.

    Purpose:

    • To demonstrate the utility of liquid membrane electrodes for estimating partition coefficients.
    • To establish a correlation between electrode selectivity coefficients and octanol/water partition coefficients for barbiturates.

    Summary:

    • Liquid membrane electrodes utilizing tricaprylmethylammonium-ion pairs show a statistically significant correlation with octanol/water partition coefficients.
    • This correlation allows for a simplified estimation of partition coefficients for various barbiturates.

    Impact:

    • Provides a straightforward and potentially cost-effective method for determining partition coefficients.
    • Facilitates the assessment of drug lipophilicity and environmental fate of compounds.

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