CU-CPT-8m

This product is for research use only, not for human use. We do not sell to patients.

CU-CPT-8m
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Size Price Stock
250mg$1150Check With Us
500mg$1850Check With Us
1g$2775Check With Us

Cat #: V3815 CAS #: 125079-83-6 Purity ≥ 98%

Description: CU-CPT-8m is a novel, potent and specific antagonist of Toll-like receptor 8 (TLR8) with immunomodulatory effects.

References: Zhang S, et al. Small-molecule inhibition of TLR8 through stabilization of its resting state. Nat Chem Biol. 2018 Jan;14(1):58-64.

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Molecular Weight (MW)252.28
Molecular FormulaC14H12N4O
CAS No.125079-83-6
Storage-20℃ for 3 years in powder formr
-80℃ for 2 years in solvent
Solubility In VitroDMSO: >30 mg/mLr
Water:<1 mg/mLr
Ethanol: <1 mg/mL
SMILES CodeCC1=CC=CC(=C1)C2=CC=NC3=C(C=NN23)C(=O)N
SynonymsCU-CPT-8m; CU-CPT 8m; CU-CPT8m; CU CPT 8m
ProtocolIn VitroCU-CPT-8m is a specific TLR8 antagonist, with an IC50 of 67±10 nM and negligible cytotoxicity. The Kd value of CU-CPT-8m is determined to be 220 nM. CU-CPT-8m only reduces the proinflammatory response in the TLR8-overexpressing cells strongly supports that CU-CPT-8m directly recognizes TLR8 in cells. It is particularly notable that TLR7 signaling is not affected at concentrations up to 75 μM. TLR7 and TLR8 are closely related and share many common ligands. Treatment of 1 μM CU-CPT-8m completely abolishes the elevation of TNF-α and IL-8 mRNA levels induced by R848. CU-CPT-8m inhibits R848-induced TNF-α production in the differentiated THP-1 monocytes cells in a dose-dependent manner with an IC50 of 90±10 nM, which is in good agreement with its IC50 value determined in HEK-Blue TLR8 cells.
These protocols are for reference only. InvivoChem does not independently validate these methods.
Preparing Stock Solutions
Solvent volume to be added Mass (the weight of a compound)
Mother liquor concentration 1mg5mg10mg20mg
1mM3.9638 mL19.8192 mL39.6385 mL79.2770 mL
5mM0.7928 mL3.9638 mL7.9277 mL15.8554 mL
10mM0.3964 mL1.9819 mL3.9638 mL7.9277 mL
20mM0.1982 mL0.9910 mL1.9819 mL3.9638 mL
Quality Control Documentation
The molarity calculator equation
Mass(g) = Concentration(mol/L) × Volume(L) × Molecular Weight(g/mol)
Mass
=
Concentration
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Volume
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Molecular Weight*
The dilution calculator equation
Concentration(start) × Volume(start) = Concentration(final) × Volume(final)

This equation is commonly abbreviated as: C1 V1 = C2 V2

Concentration(start)
C1
×
Volume(start)
V1
=
Concentration(final)
C2
×
Volume(final)
V2
Step One: Enter information below
Dosage mg/kg Average weight of animals g Dosing volume per animal µL Number of animals
Step Two: Enter the in vivo formulation
%DMSO + % + %Tween 80 + %ddH2O

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 add µL PEG300, mix and clarify, next add µL Tween 80,mix and clarify, next add µL ddH2O,mix and clarify.
Note:
  • (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.