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Formula | C17H19N3O.ClH |
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Molecular Weight | 317.81 | CAS No. | 73-05-2 | |
Solubility (25°C)* | In vitro | DMSO | 56 mg/mL (176.2 mM) | |
Ethanol | 14 mg/mL (44.05 mM) | |||
Water | Insoluble | |||
* <1 mg/ml means slightly soluble or insoluble. * Please note that Selleck tests the solubility of all compounds in-house, and the actual solubility may differ slightly from published values. This is normal and is due to slight batch-to-batch variations. * Room temperature shipping (Stability testing shows this product can be shipped without any cooling measures.) |
Description | Phentolamine hydrochloride is a potent, selective, and orally active antagonist of α1 and α2 adrenergic receptors , with pKi values of 8.8, 8.0, and 8.3 for the human α2A, α2B, and α2C adrenergic receptors, respectively. It also shows binding affinities for the α1-adrenoceptor subtypes, exhibiting Ki values of 6.1 nM for cloned α1A/D, 39.8 nM for α1B, and 2.8 nM for α1C. |
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RETURN POLICY
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SHIPPING AND STORAGE
Selleck products are transported at room temperature. If you receive the product at room temperature, please rest assured, the Selleck Quality Inspection Department has conducted experiments to verify that the normal temperature placement of one month will not affect the biological activity of powder products. After collecting, please store the product according to the requirements described in the datasheet. Most Selleck products are stable under the recommended conditions.
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