TH287

Alias: TH287; TH 287; TH-287
Cat No.:V1893 Purity: ≥98%
TH287 is a potent and selective MTH1 (NUDT1) inhibitor with IC50 of 0.8 nM.
TH287 Chemical Structure CAS No.: 1609960-30-6
Product category: NUDIX
This product is for research use only, not for human use. We do not sell to patients.
Size Price Stock Qty
5mg
10mg
25mg
50mg
100mg
250mg
500mg
Other Sizes

Other Forms of TH287:

  • TH287 hydrochloride
Official Supplier of:
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Purity & Quality Control Documentation

Purity: ≥98%

Product Description

TH287 is a potent and selective MTH1 (NUDT1) inhibitor with IC50 of 0.8 nM. TH287 selectively and efficiently kills U2OS and other cancer cell lines while being less toxic to many primary or immortalized cells, and it causes oxidative DNA damage. In U2OS and other cancer cell lines, TH287 treatment selectively and effectively kills cancer cells while being less toxic to some primary or immortalized cells. Increase in 8-oxodG in DNA is observed in U2OS cells treated with TH287. In U2OS cells, the MTH1 inhibitor TH287 causes DNA damage, activates an ATM-p53-mediated death response, and causes DNA repair.

Biological Activity I Assay Protocols (From Reference)
Targets
MTH1 (IC50 = 0.8 nM)
ln Vitro
TH287 (1-10 μM; 24 h) selectively and efficiently destroys U2OS and other cancer cell lines, but is considerably less toxic to several primary or immortalized cells[1].
ln Vivo
In mice, TH287 (5 mg/kg; i.p.) has a Cmax of 0.82 M and a tmax of 0.5 h[2].
Cell Assay
In U2OS and other cancer cell lines, TH287 treatment selectively and effectively kill cancer cells with less toxic to some primary or immortalized cells. Increase in 8-oxodG in DNA is seen in U2OS cells treated with TH287. In U2OS cells, the MTH1 inhibitor TH287 causes DNA damage that prompts DNA repair and an ATM-p53-mediated death response.
Animal Protocol
Dissolved in 1% DMSO, 10% ethanol, 10% Chremophore EL and 10% Tween-80 and diluted with PBS; 5 mg/kg; i.p. injection.
C57Bl/6 mice
References

[1]. MTH1 inhibition eradicates cancer by preventing sanitation of the dNTP pool. Nature. 2014 Apr 10;508(7495):215-21.

[2]. Development and validation of method for TH588 and TH287, potent MTH1 inhibitors and new anti-cancer agents, for pharmacokinetic studies in mice plasma. J Pharm Biomed Anal. 2015 Feb;104:1-11.

These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C11H10CL2N4
Molecular Weight
269.13
Exact Mass
268.02825
Elemental Analysis
C, 49.09; H, 3.75; Cl, 26.34; N, 20.82
CAS #
1609960-30-6
Related CAS #
TH287 hydrochloride;1638211-05-8
Appearance
Solid powder
SMILES
CNC1=NC(=NC(=C1)C2=C(C(=CC=C2)Cl)Cl)N
InChi Key
URWCXPXBBITYLR-UHFFFAOYSA-N
InChi Code
InChI=1S/C11H10Cl2N4/c1-15-9-5-8(16-11(14)17-9)6-3-2-4-7(12)10(6)13/h2-5H,1H3,(H3,14,15,16,17)
Chemical Name
6-(2,3-dichlorophenyl)-N4-methylpyrimidine-2,4-diamine
Synonyms
TH287; TH 287; TH-287
HS Tariff Code
2934.99.9001
Storage

Powder      -20°C    3 years

                     4°C     2 years

In solvent   -80°C    6 months

                  -20°C    1 month

Shipping Condition
Room temperature (This product is stable at ambient temperature for a few days during ordinary shipping and time spent in Customs)
Solubility Data
Solubility (In Vitro)
DMSO: ~53 mg/mL (~196.9 mM)
Water: <1 mg/mL
Ethanol: ~10 mg/mL (~37.2 mM)
Solubility (In Vivo)
Solubility in Formulation 1: ≥ 2.5 mg/mL (9.29 mM) (saturation unknown) in 10% DMSO + 40% PEG300 + 5% Tween80 + 45% Saline (add these co-solvents sequentially from left to right, and one by one), clear solution.
For example, if 1 mL of working solution is to be prepared, you can add 100 μL of 25.0 mg/mL clear DMSO stock solution to 400 μL PEG300 and mix evenly; then add 50 μL Tween-80 to the above solution and mix evenly; then add 450 μL normal saline to adjust the volume to 1 mL.
Preparation of saline: Dissolve 0.9 g of sodium chloride in 100 mL ddH₂ O to obtain a clear solution.

Solubility in Formulation 2: ≥ 2.5 mg/mL (9.29 mM) (saturation unknown) in 10% DMSO + 90% Corn Oil (add these co-solvents sequentially from left to right, and one by one), clear solution.
For example, if 1 mL of working solution is to be prepared, you can add 100 μL of 25.0 mg/mL clear DMSO stock solution to 900 μL of corn oil and mix evenly.

 (Please use freshly prepared in vivo formulations for optimal results.)
Preparing Stock Solutions 1 mg 5 mg 10 mg
1 mM 3.7157 mL 18.5784 mL 37.1568 mL
5 mM 0.7431 mL 3.7157 mL 7.4314 mL
10 mM 0.3716 mL 1.8578 mL 3.7157 mL

*Note: Please select an appropriate solvent for the preparation of stock solution based on your experiment needs. For most products, DMSO can be used for preparing stock solutions (e.g. 5 mM, 10 mM, or 20 mM concentration); some products with high aqueous solubility may be dissolved in water directly. Solubility information is available at the above Solubility Data section. Once the stock solution is prepared, aliquot it to routine usage volumes and store at -20°C or -80°C. Avoid repeated freeze and thaw cycles.

Calculator

Molarity Calculator allows you to calculate the mass, volume, and/or concentration required for a solution, as detailed below:

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An example of molarity calculation using the molarity calculator is shown below:
What is the mass of compound required to make a 10 mM stock solution in 5 ml of DMSO given that the molecular weight of the compound is 350.26 g/mol?
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  • The answer of 17.513 mg appears in the Mass box. In a similar way, you may calculate the volume and concentration.

Dilution Calculator allows you to calculate how to dilute a stock solution of known concentrations. For example, you may Enter C1, C2 & V2 to calculate V1, as detailed below:

What volume of a given 10 mM stock solution is required to make 25 ml of a 25 μM solution?
Using the equation C1V1 = C2V2, where C1=10 mM, C2=25 μM, V2=25 ml and V1 is the unknown:
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  • The answer of 62.5 μL (0.1 ml) appears in the Volume (Start) box
g/mol

Molecular Weight Calculator allows you to calculate the molar mass and elemental composition of a compound, as detailed below:

Note: Chemical formula is case sensitive: C12H18N3O4  c12h18n3o4
Instructions to calculate molar mass (molecular weight) of a chemical compound:
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Definitions of molecular mass, molecular weight, molar mass and molar weight:
  • Molecular mass (or molecular weight) is the mass of one molecule of a substance and is expressed in the unified atomic mass units (u). (1 u is equal to 1/12 the mass of one atom of carbon-12)
  • Molar mass (molar weight) is the mass of one mole of a substance and is expressed in g/mol.
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Reconstitution Calculator allows you to calculate the volume of solvent required to reconstitute your vial.

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In vivo Formulation Calculator (Clear solution)
Step 1: Enter information below (Recommended: An additional animal to make allowance for loss during the experiment)
Step 2: Enter in vivo formulation (This is only a calculator, not the exact formulation for a specific product. Please contact us first if there is no in vivo formulation in the solubility section.)
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Calculation results

Working concentration mg/mL;

Method for preparing DMSO stock solution mg drug pre-dissolved in μL DMSO (stock solution 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 stock solution, next add μL PEG300, mix and clarify, next addμL Tween 80, mix and clarify, next add μL ddH2O,mix and clarify.

(1) Please be sure that the solution is clear before the addition of next solvent. Dissolution methods like vortex, ultrasound or warming and heat may be used to aid dissolving.
             (2) Be sure to add the solvent(s) in order.

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