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Xanthine oxidase-IN-4 (compound 19a) is an orally active and potent xanthine oxidase (XO) inhibitor with an IC50 of 0.039 μM, suitable for research in hyperuricemia and gout. Xanthine oxidase-IN-4 demonstrates hypouricemic potency in potassium oxonate-induced hyperuricemia rats. [1].

| Pack Size | Price | USA Warehouse | Global Warehouse | Quantity |
|---|---|---|---|---|
| 25 mg | $1,520 | 6-8 weeks | 6-8 weeks | |
| 50 mg | $1,980 | 6-8 weeks | 6-8 weeks | |
| 100 mg | $2,500 | 6-8 weeks | 6-8 weeks |
| Description | Xanthine oxidase-IN-4 (compound 19a) is an orally active and potent xanthine oxidase (XO) inhibitor with an IC50 of 0.039 μM, suitable for research in hyperuricemia and gout. Xanthine oxidase-IN-4 demonstrates hypouricemic potency in potassium oxonate-induced hyperuricemia rats. [1]. |
| In vitro | Xanthine oxidase-IN-4 (compound 19a) exhibits significant inhibitory activity against xanthine oxidase, with an IC50 of 0.039 μM and a Ki of 0.0037 μM, across concentrations from 1 nM to 10 μM over 15 minutes [1]. |
| In vivo | Xanthine oxidase-IN-4 (compound 19a), administered intragastrically at 10 mg/kg to male Sprague-Dawley rats (six weeks old, 180-200g, divided into six groups), significantly reduced serum uric acid concentration, with a quantified 44.3% reduction in the area under the curve (AUC) for serum uric acid levels measured between 1 and 5 hours post-dose. |
| Molecular Weight | 295.3 |
| Formula | C15H13N5O2 |
| Cas No. | 2642137-96-8 |
| Smiles | C(#N)C=1C=C(C=2N=C3C(=CN2)C(=O)NN3)C=CC1OC(C)C |
| Storage | Powder: -20°C for 3 years | In solvent: -80°C for 1 year | Shipping with blue ice/Shipping at ambient temperature. |
Dissolve 2 mg of the compound in 100 μL DMSO
to obtain a stock solution at a concentration of 20 mg/mL . If the required concentration exceeds the compound's known solubility, please contact us for technical support before proceeding.
1) Add 100 μL of the DMSO
stock solution to 400 μL PEG300
and mix thoroughly until the solution becomes clear.
2) Add 50 μL Tween 80 and mix well until fully clarified.
3) Add 450 μL Saline,PBS or ddH2O
and mix thoroughly until a homogeneous solution is obtained.
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