| Size | Price | Stock |
|---|---|---|
| 50mg | $19 | In-stock |
| 100mg | $20 | In-stock |
| 250mg | $22 | In-stock |
| 1g | $56 | In-stock |
| 5g | $197 | In-stock |
| 25g | $624 | Get quote |
| 50 g | Get quote | |
| 100 g | Get quote | |
| We match the lowest price on market. | ||
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| Cat. No. : | HY-B2150 |
| M.Wt: | 204.23 |
| Formula: | C11H12N2O2 |
| Purity: | >98 % |
| Solubility: | DMSO : 50 mg/mL (ultrasonic;warming;heat to 60°C) |
4-Hydroxyantipyrine (4-Hydroxyphenazone; NSC 174055) is the major metabolite of Antipyrine (HY-B0171), can be as a biodistribution promoter. 4-Hydroxyantipyrine can increase distribution of concentration ratio of Citicoline and Antipyrine in the brain[1][2].
In Vitro: 4-Hydroxyantipyrine increase the tissue-to-plasma concentration ratio of Citicoline in the brain and liver and that of thiopental sodium in the brain, liver, and heart[1].
4-Hydroxyantipyrine enhances the blood-brain barrier (BBB) permeability of Antipyrine considering to be concerned with the increase of the Kp value of Antipyrine in the brain[2].
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