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ML241 hydrochloride

Catalog No.GC13656

p97 ATPase inhibitor

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ML241 hydrochloride Chemical Structure

Cas No.: 2070015-13-1

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10mM (in 1mL DMSO)
$59.00
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5mg
$54.00
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10mg
$86.00
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25mg
$176.00
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50mg
$270.00
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100mg
$405.00
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Sample solution is provided at 25 µL, 10mM.

Description of ML241 hydrochloride

IC50: 100 nM

ML241 is identified as a p97 ATPase inhibitor.

The hexameric p97 protein belongs to the type II AAA (ATPase associated with diverse cellular activities) ATPase protein family and is conserved across all eukaryotes and is essential for life

p97 protein, a member of the type II AAA ATPase protein family, is reported to be conservative for nealy all eukaryotes. p97 is also known as valosin-containing protein and Cdc48p in mammals and yeast, respectively, playing key roles in various cellular processes, such as cell division, homotypic fusion of endoplasmic reticulum and Golgi membranes, as well as autophagosome maturations.

In vitro: Both ML241 and its analog ML240 were found to be able to inhibit the degradation of proteasome substrate in a p97-dependent but not a p97-independent manner. ML241 and ML240 could also impaire the endoplasmic-reticulum (ER) associated degradation pathway. ML240 was able to stimulate accumulation of LC3-II potently, inhibit cancer cell growth, and also mobilize the executioner caspases 3 and 7 rapidly, but ML241 was not able to. Further investigation showed that ML240 had broad antiproliferative activity to the NCI-60 panel of cancer cell lines, but lower activity to normal cells. In addition, ML240 could synergize with proteasome inhibitor to inhibit the growth of various colon cancer cell lines. Moreover, both ML241 and ML240 had low off-target activity toward a panel of protein kinases as well as central nervous system targets [1].

In vivo: Currently, there is no animal in vivo data reported.

Clinical trial: Up to now, ML241 is still in the preclinical development stage.

Reference:
[1] Chou TF,Li K,Frankowski KJ,Schoenen FJ,Deshaies RJ.  Structure-activity relationship study reveals ML240 and ML241 as potent and selective inhibitors of p97 ATPase. ChemMedChem.2013 Feb;8(2):297-312.

Protocol of ML241 hydrochloride

Cell experiment:

HeLa cells stably expressing ODD-luciferase are seeded onto a 96-well white solid bottom plate (5000 cells/well) and cells are grown for 16 h. Cells are treated with DMEM containing MG132 (4 μM) for 1h and washed with 100 μL PBS twice. DMEM containing 2.5% FBS, cycloheximide (50 μg/mL) and ML241 are added into the well. Four 96-well plates are prepared and one of the plates is taken out from incubator at each time point (70, 90, 120, or 150 min). Luciferin (50 μL of 1 mg/mL in PBS) is added into each well containing 50 μL of medium and incubated at room temperature with shaking at 500 rpm for 5 min. Luminescence intensity is determined with 0.1 ms integration time on the Synergy HT Microplate Reader[2].

References:

[1]. Chou TF, et al. Structure-activity relationship study reveals ML240 and ML241 as potent and selective inhibitors of p97 ATPase. ChemMedChem. 2013 Feb;8(2):297-312.
[2]. Chou TF, et al. Selective, reversible inhibitors of the AAA ATPase p97. Probe Reports from the NIH Molecular Libraries Program. April 14, 2011.

Chemical Properties of ML241 hydrochloride

Cas No. 2070015-13-1 SDF
Chemical Name 2-(2H-benzo[b][1,4]oxazin-4(3H)-yl)-N-benzyl-5,6,7,8-tetrahydroquinazolin-4-amine hydrochlorid
Canonical SMILES C1(CNC2=NC(N3CCOC4=CC=CC=C43)=NC5=C2CCCC5)=CC=CC=C1.Cl
Formula C23H25ClN4O M.Wt 408.92
Solubility ≥ 40.9mg/mL in DMSO 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 ML241 hydrochloride

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1 mg 5 mg 10 mg
1 mM 2.4455 mL 12.2273 mL 24.4547 mL
5 mM 0.4891 mL 2.4455 mL 4.8909 mL
10 mM 0.2445 mL 1.2227 mL 2.4455 mL
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Average Rating: 5 ★★★★★ (Based on Reviews and 2 reference(s) in Google Scholar.)

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