Sygnature Discovery propose des évaluations physico-chimiques complètes qui guident la conception précoce des médicaments et le développement préclinique.

Nos outils de profilage se concentrent sur deux paramètres essentiels – la lipophilie et la solubilité – qui influencent directement l’absorption, la distribution et le comportement pharmacocinétique global. Ces informations vous aident à prendre des décisions éclairées qui réduisent les risques et accélèrent le développement de vos produits.

Flacons en verre contenant des solutions pour le profilage physico-chimique, illustrant les tests de solubilité et de lipophilie essentiels pour l'absorption des médicaments et la conception de la formulation.
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Thermodynamic Solubility
Thermodynamic Solubility
Sygnature Discovery’s thermodynamic solubility validation confirms a robust, equilibrium‑based method for generating high‑confidence solubility data across pH 7.4 buffer and biorelevant media including FaSSIF, FeSSIF and FaSSGF. The assay demonstrates strong reproducibility, good agreement with literature values and clear compound‑dependent solubility shifts, supporting absorption prediction, medicinal chemistry optimisation and formulation strategy development.
Technical Notes
Turbidimetric Kinetic Solubility
Turbidimetric Kinetic Solubility
Sygnature Discovery’s Turbidimetric Kinetic Solubility validation demonstrates a fast, high‑throughput method for determining aqueous solubility through turbidity measurements in physiological buffer. With consistent performance across controls and a broad set of test compounds, the assay reliably distinguishes high, moderate and low solubility ranges, supporting early decision‑making in in vitro discovery workflows.
Technical Notes
EPSA
EPSA
Sygnature Discovery’s EPSA validation demonstrates a fast and reliable SFC‑MS method for estimating exposed polar surface area and understanding how effectively compounds can shield polarity. With optimised chromatography, consistent retention times and strong reproducibility, the assay supports rapid permeability assessment—especially valuable for bRo5 molecules and bifunctional degraders.
Technical Notes
ChromLogD
ChromLogD
Sygnature Discovery’s ChromLogD validation demonstrates a fast and reliable chromatographic approach for determining lipophilicity, with excellent reproducibility across inter‑ and intra‑assay experiments. The method offers a practical, high‑throughput alternative to shake‑flask assays, supporting confident ADME decision‑making in early drug discovery.
Technical Notes
LogD7.4
LogD7.4
Sygnature Discovery’s LogD7.4 validation confirms the assay’s accuracy and reproducibility across a wide range of compound lipophilicities. Using a classical shake‑flask approach with LC–MS/MS quantification, the method shows strong alignment with literature values and low variability across repeat assays, providing high‑quality lipophilicity data to support confident early‑stage ADME decision‑making.
Technical Notes

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