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GSK481

Catalog No.GC15573

RIP1(Receptor Interacting Protein Kinase 1) inhibitor

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GSK481 Chemical Structure

Cas No.: 1622849-58-4

Size Price Stock Qty
2mg
$48.00
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5mg
$71.00
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25mg
$245.00
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Sample solution is provided at 25 µL, 10mM.

Description of GSK481

IC50: 1.3 nM for RIP1

GSK481 is a receptor interacting protein kinase 1 (RIP1) inhibitor.

The role of RIP1 kinase in tumor necrosis factor mediated inflammation has resulted in its emergence as a promising target for the treatment of multiple inflammatory diseases.

In vitro: Previous study showed that GSK481 could not only trigger an increase in biochemical activity but also exhibit great translation in the U937 cellular assay with IC50 of 10 nM. Moreover, GSK481 also showed complete specificity for RIP1 kinase against all other tested kinases when profiled over both a P33 radiolabeled assay screen. In tight-binding ADP-Glo IC50 evaluation with increasing ATP concentration, GSK481 exhibited a shift to lower potency, which was corresponding to a competitive model. In addition, GSK481 was also found to be a potent inhibitor of S166 phosphorylation in wild-type human RIP1 but was ineffective at reducing S166 phosphorylation for wild-type mouse RIP1. GSK481 was also able to more potently inhibit Ser166 phosphorylation in all three tested mouse RIP1 mutants than in wild-type mouse [1].

In vivo: So far, there is no animal in vivo data reported for GSK481.

Clinical trial: Up to now, GSK481 is still in the preclinical development stage.

Reference:
[1] Harris PA et al.  DNA-Encoded Library Screening Identifies Benzo[b][1,4]oxazepin-4-ones as Highly Potent and Monoselective Receptor Interacting Protein 1 Kinase Inhibitors. J Med Chem, 2016 Mar 10, 59(5):2163-78.

Chemical Properties of GSK481

Cas No. 1622849-58-4 SDF
Chemical Name (S)-5-benzyl-N-(5-methyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-3-yl)isoxazole-3-carboxamide
Canonical SMILES O=C(C1=NOC(CC2=CC=CC=C2)=C1)N[C@H]3COC4=CC=CC=C4N(C)C3=O
Formula C21H19N3O4 M.Wt 377.39
Solubility DMF: 25 mg/mL,DMSO: 30 mg/mL,Ethanol: 30 mg/mL,Ethanol:PBS (pH 7.2) (1:10): 0.09 mg/mL Storage Store at -20°C
General tips Please select the appropriate solvent to prepare the stock solution according to the solubility of the product in different solvents; once the solution is prepared, please store it in separate packages to avoid product failure caused by repeated freezing and thawing.Storage method and period of the stock solution: When stored at -80°C, please use it within 6 months; when stored at -20°C, please use it within 1 month.
To increase solubility, heat the tube to 37°C and then oscillate in an ultrasonic bath for some time.
Shipping Condition Evaluation sample solution: shipped with blue ice. All other sizes available: with RT, or with Blue Ice upon request.

Complete Stock Solution Preparation Table of GSK481

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1 mg 5 mg 10 mg
1 mM 2.6498 mL 13.2489 mL 26.4978 mL
5 mM 0.53 mL 2.6498 mL 5.2996 mL
10 mM 0.265 mL 1.3249 mL 2.6498 mL
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In vivo Formulation Calculator (Clear solution) of GSK481

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Method for preparing DMSO master liquid: mg drug pre-dissolved in μL DMSO ( Master liquid concentration mg/mL, Please contact us first if the concentration exceeds the DMSO solubility of the batch of drug. )

Method for preparing in vivo formulation: Take μL DMSO master liquid, next addμL PEG300, mix and clarify, next addμL Tween 80, mix and clarify, next add μL ddH2O, mix and clarify.

Method for preparing in vivo formulation: Take μL DMSO master liquid, next add μL Corn oil, mix and clarify.

Note: 1. Please make sure the liquid is clear before adding the next solvent.
2. Be sure to add the solvent(s) in order. You must ensure that the solution obtained, in the previous addition, is a clear solution before proceeding to add the next solvent. Physical methods such as vortex, ultrasound or hot water bath can be used to aid dissolving.
3. All of the above co-solvents are available for purchase on the GlpBio website.

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Average Rating: 5 ★★★★★ (Based on Reviews and 3 reference(s) in Google Scholar.)

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