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L748337 is a competitive and potent β3-adrenoceptor antagonist that inhibits the action of β3-, β2-, and β1-adrenoceptors, activates MAPK signaling, promotes phosphorylation of Erk1/2, and inhibits the protective effects of CL316243, and is used in the study of disorders caused by abnormalities of the β3-adrenoceptors.

| Pack Size | Price | USA Warehouse | Global Warehouse | Quantity |
|---|---|---|---|---|
| 1 mg | $63 | - | In Stock |
| Description | L748337 is a competitive and potent β3-adrenoceptor antagonist that inhibits the action of β3-, β2-, and β1-adrenoceptors, activates MAPK signaling, promotes phosphorylation of Erk1/2, and inhibits the protective effects of CL316243, and is used in the study of disorders caused by abnormalities of the β3-adrenoceptors. |
| Targets&IC50 | β2-adrenoceptor:204 nM (Ki), β1-adrenoceptor:390 nM (Ki), β3-adrenoceptor:4 nM (Ki) |
| In vitro | The β3-adrenergic receptor selective antagonist L748337 (100nM) partially antagonized the relaxation induced by (-)-isoprenaline in cav-1KO arteries, but did not antagonize the relaxation in WT arteries[1]. |
| In vivo | L748337 (5 mg/kg) exhibits anti-cancer effects in male C57BL/6 J mice (8 weeks of age) bearing syngeneic B16F10 cells[1]. |
| Synonyms | L-748,337 |
| Molecular Weight | 497.61 |
| Formula | C26H31N3O5S |
| Cas No. | 244192-94-7 |
| Smiles | CC(=O)NCc1cccc(OC[C@@H](O)CNCCc2ccc(NS(=O)(=O)c3ccccc3)cc2)c1 |
| Relative Density. | no data available |
| Color | Yellow |
| Appearance | Oil |
| Storage | keep away from moisture,store at low temperature | Powder: -20°C for 3 years | In solvent: -80°C for 1 year | Shipping with blue ice/Shipping at ambient temperature. | ||||||||||||||||||||||||||||||||||||||||
| Solubility Information | Ethanol: 20 mg/mL (40.19 mM), Sonication is recommended. DMSO: 80 mg/mL (160.77 mM), Sonication is recommended. | ||||||||||||||||||||||||||||||||||||||||
| In Vivo Formulation | 10% DMSO+40% PEG300+5% Tween 80+45% Saline: 3.3 mg/mL (6.63 mM), Sonication is recommended. Please add the solvents sequentially, clarifying the solution as much as possible before adding the next one. Dissolve by heating and/or sonication if necessary. Working solution is recommended to be prepared and used immediately. The formulation provided above is for reference purposes only. In vivo formulations may vary and should be modified based on specific experimental conditions. | ||||||||||||||||||||||||||||||||||||||||
Solution Preparation Table | |||||||||||||||||||||||||||||||||||||||||
Ethanol/DMSO
DMSO
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