1. Cell Cycle/DNA Damage
  2. Checkpoint Kinase (Chk)
  3. CHK1-IN-3

CHK1-IN-3 is a Checkpoint Kinase 1 (CHK1) inhibitor with an IC50 of 0.4 nM.

For research use only. We do not sell to patients.

CHK1-IN-3 Chemical Structure

CHK1-IN-3 Chemical Structure

CAS No. : 2097252-39-4

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1 mg USD 220 In-stock
5 mg USD 500 In-stock
10 mg USD 750 In-stock
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Based on 1 publication(s) in Google Scholar

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Description

CHK1-IN-3 is a Checkpoint Kinase 1 (CHK1) inhibitor with an IC50 of 0.4 nM[1].

IC50 & Target[1]

Chk1

0.4 nM (IC50)

In Vitro

CHK1-IN-3 effectively inhibites the growth of malignant hematopathy cell lines especially Z-138 (IC50: 0.013 µM) and displays low affinity for hERG (IC50 > 40 µM)[1].

MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.

In Vivo

CHK1-IN-3 significantly suppresses the tumor growth in Z-138 cell inoculated xenograft model as a single agent with body weight unaffected[1].

MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.

Molecular Weight

405.46

Formula

C20H23N9O

CAS No.
Appearance

Solid

Color

White to light yellow

SMILES

CNC1=C(C2=CN(C)N=C2)C=NC(NC3=CN=C(C#N)C(O[C@H]4CNCCC4)=C3)=N1

Shipping

Room temperature in continental US; may vary elsewhere.

Storage
Powder -20°C 3 years
In solvent -80°C 6 months
-20°C 1 month
Solvent & Solubility
In Vitro: 

DMSO : ≥ 125 mg/mL (308.29 mM; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO)

*"≥" means soluble, but saturation unknown.

Preparing
Stock Solutions
Concentration Solvent Mass 1 mg 5 mg 10 mg
1 mM 2.4663 mL 12.3317 mL 24.6633 mL
5 mM 0.4933 mL 2.4663 mL 4.9327 mL
View the Complete Stock Solution Preparation Table

* Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month. When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.

  • Molarity Calculator

  • Dilution Calculator

Mass (g) = Concentration (mol/L) × Volume (L) × Molecular Weight (g/mol)

Mass
=
Concentration
×
Volume
×
Molecular Weight *

Concentration (start) × Volume (start) = Concentration (final) × Volume (final)

This equation is commonly abbreviated as: C1V1 = C2V2

Concentration (start)

C1

×
Volume (start)

V1

=
Concentration (final)

C2

×
Volume (final)

V2

In Vivo Dissolution Calculator
Please enter the basic information of animal experiments:

Dosage

mg/kg

Animal weight
(per animal)

g

Dosing volume
(per animal)

μL

Number of animals

Recommended: Prepare an additional quantity of animals to account for potential losses during experiments.
Calculation results:
Working solution concentration: mg/mL
Purity & Documentation
References

Complete Stock Solution Preparation Table

* Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month. When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.

Optional Solvent Concentration Solvent Mass 1 mg 5 mg 10 mg 25 mg
DMSO 1 mM 2.4663 mL 12.3317 mL 24.6633 mL 61.6584 mL
5 mM 0.4933 mL 2.4663 mL 4.9327 mL 12.3317 mL
10 mM 0.2466 mL 1.2332 mL 2.4663 mL 6.1658 mL
15 mM 0.1644 mL 0.8221 mL 1.6442 mL 4.1106 mL
20 mM 0.1233 mL 0.6166 mL 1.2332 mL 3.0829 mL
25 mM 0.0987 mL 0.4933 mL 0.9865 mL 2.4663 mL
30 mM 0.0822 mL 0.4111 mL 0.8221 mL 2.0553 mL
40 mM 0.0617 mL 0.3083 mL 0.6166 mL 1.5415 mL
50 mM 0.0493 mL 0.2466 mL 0.4933 mL 1.2332 mL
60 mM 0.0411 mL 0.2055 mL 0.4111 mL 1.0276 mL
80 mM 0.0308 mL 0.1541 mL 0.3083 mL 0.7707 mL
100 mM 0.0247 mL 0.1233 mL 0.2466 mL 0.6166 mL
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Help & FAQs
  • Do most proteins show cross-species activity?

    Species cross-reactivity must be investigated individually for each product. Many human cytokines will produce a nice response in mouse cell lines, and many mouse proteins will show activity on human cells. Other proteins may have a lower specific activity when used in the opposite species.

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Product Name:
CHK1-IN-3
Cat. No.:
HY-128601
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