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UNC2881 Mertk inhibitor

Name: UNC2881
Brand: Selleck Chemicals
SKU: S7325
Rating: 5 (2 reviews)

Cat.No.S7325

UNC2881 is a specific Mer tyrosine kinase inhibitor with IC50 of 4.3 nM, about 83- and 58-fold selectivity over Axl and Tyro3, respectively.

Chemical Structure

Molecular Weight: 463.58

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Quality Control

Batch: Purity: 99.99%

99.99

Related Targets	EGFR VEGFR PDGFR FGFR c-Met Src MEK CSF-1R FLT3 HER2
Other Mertk Inhibitors	UNC2250 UNC2541 MRX-2843 UNC5293

Cell Culture, Treatment & Working Concentration

Cell Lines	Assay Type	Incubation Time	Activity Description
697 B-ALL cells	Function assay	1 h	Inhibition of Mer kinase phosphorylation in human 697 B-ALL cells after 1 hr by Western blot analysis, IC50=0.022 μM
mouse 32D-EMC cells	Function assay		Inhibition of EGF-induced human intracellular domain of Mer/extracellular domain of EGFR phosphorylation expressed in mouse 32D-EMC cells after 1 hr by Western blot analysis
Click to View More Cell Line Experimental Data

Chemical Information, Storage & Stability

Molecular Weight	463.58	Formula	C₂₅H₃₃N₇O₂	Storage (From the date of receipt)	3 years-20°Cpowder
CAS No.	1493764-08-1	Download SDF		Storage of Stock Solutions	1 year-80°Cin solvent 1 month-20°Cin solvent
Synonyms	N/A			Smiles	CCCCNC1=NC=C(C(=N1)NC2CCC(CC2)O)C(=O)NCC3=CC=C(C=C3)N4C=CN=C4

Solubility

In vitro
Batch:

DMSO : 92 mg/mL (198.45 mM)
(Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO.)

Ethanol : 7 mg/mL

Water : Insoluble

Molarity Calculator

Mass	Concentration	Volume	Molecular Weight
=	×	×

Dilution Calculator Molecular Weight Calculator

In vivo Batch:
Homogeneous suspension	CMC-NA	≥5mg/ml	Taking the 1 mL working solution as an example, add 5 mg of this product to 1 ml of CMC-Na solution, mix evenly to obtain a homogeneous suspension with a final concentration of 5 mg/ml.
Homogeneous suspension	CMC-NA	≥5mg/ml	Taking the 1 mL working solution as an example, add 5 mg of this product to 1 ml of CMC-Na solution, mix evenly to obtain a homogeneous suspension with a final concentration of 5 mg/ml.
Clear solution	5%DMSO 1 40%PEG300 2 5%Tween80 3 50%ddH2O Validated by Selleck labs. Should you need adjustments to this formulation, contact our sales team for custom testing.	4.600mg/ml (9.92mM)	Taking the 1 mL working solution as an example, add 50 μL of 92 mg/ml clarified DMSO stock solution to 400 μL of PEG300, mix evenly to clarify it; add 50 μL of Tween80 to the above system, mix evenly to clarify; then continue to add 500 μL of ddH2O to adjust the volume to 1 mL. The mixed solution should be used immediately for optimal results.
Clear solution	5% DMSO 1 95% Corn oil Validated by Selleck labs. Should you need adjustments to this formulation, contact our sales team for custom testing.	0.280mg/ml (0.60mM)	Taking the 1 mL working solution as an example, add 50 μL of 5.6 mg/ml clear DMSO stock solution to 950 μL of corn oil and mix evenly. The mixed solution should be used immediately for optimal results.

In vivo Formulation Calculator (Clear solution)

Step 1: Enter information below (Recommended: An additional animal making an allowance for loss during the experiment)

Dosage: mg/kg Average weight of animals: g Dosing volume per animal:μL Number of animals:

Step 2: Enter the in vivo formulation (This is only the calculator, not formulation. Please contact us first if there is no in vivo formulation at the solubility Section.)

% DMSO + % + % Tween 80 + % ddH₂O

%DMSO+ %

Calculation results:

Working concentration: mg/ml;

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.

Mechanism of Action

Targets/IC₅₀/Ki	Mer (Cell-free assay) 4.3 nM Tyro3 (Cell-free assay) 250 nM
In vitro	UNC2881 inhibits Mer kinase activity in 697 B-ALL cells with IC50 of 22 nM, and inhibits collagen-stimulated platelet aggregation.
In vivo	UNC2881 have high systemic clearance (94.5 mL/min/kg) and 14% oral bioavailability in mice.
References	[1] https://pubmed.ncbi.nlm.nih.gov/24219778/

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Handling Instructions

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