Pricing Availability   Qty
Description: Potent and selective Lck and Src inhibitor; also inhibits SIK
Alternative Names: KIN112
Chemical Name: 2,6-Dimethylphenyl-N-(2,4-dimethoxyphenyl)-N-[2-[[4-(4-methyl-1-piperazinyl)phenyl]amino]-4-pyrimidinyl]carbamate
Purity: ≥98% (HPLC)
Citations (3)

Biological Activity for WH-4-023

WH-4-023 is a potent and selective Lck and Src inhibitor (IC50 values are 2 and 6 nM respectively). Exhibits >300-fold selectivity against p38α and KDR. Also potently inhibits SIK (IC50 values are 10, 22 and 60 nM for SIK 1, 2 and 3 respectively) and displays selectivity over a range of closely related kinases. Supports self-renewal of naive hESCs in combination with PD 0325901, CHIR 99021 and SB 590885.

External Portal Information for WH-4-023

Chemicalprobes.org is a portal that offers independent guidance on the selection and/or application of small molecules for research. The use of WH-4-023 is reviewed on the chemical probes website.

Compound Libraries for WH-4-023

WH-4-023 is also offered as part of the Tocriscreen 2.0 Max, Tocriscreen Kinase Inhibitor Library, Tocriscreen Antiviral Library and Tocriscreen Stem Cell Library. Find out more about compound libraries available from Tocris.

Technical Data for WH-4-023

M. Wt 568.67
Formula C32H36N6O4
Storage Store at -20°C
Purity ≥98% (HPLC)
CAS Number 837422-57-8
PubChem ID 11844351
Smiles O=C(OC5=C(C)C=CC=C5C)N(C4=CC=C(OC)C=C4OC)C1=NC(NC(C=C3)=CC=C3N2CCN(C)CC2)=NC=C1

The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.

Tocris products are intended for laboratory research use only, unless stated otherwise.

Solubility Data for WH-4-023

Solvent Max Conc. mg/mL Max Conc. mM
DMSO 56.87 100

Preparing Stock Solutions for WH-4-023

The following data is based on the product molecular weight 568.67. Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Select a batch to recalculate based on the batch molecular weight:
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.76 mL 8.79 mL 17.58 mL
5 mM 0.35 mL 1.76 mL 3.52 mL
10 mM 0.18 mL 0.88 mL 1.76 mL
50 mM 0.04 mL 0.18 mL 0.35 mL

Molarity Calculator

Calculate the mass, volume, or concentration required for a solution.

*When preparing stock solutions always use the batch-specific molecular weight of the product found on the vial label and CoA (available online).

Reconstitution Calculator

The reconstitution calculator allows you to quickly calculate the volume of a reagent to reconstitute your vial. Simply enter the mass of reagent and the target concentration and the calculator will determine the rest.


Dilution Calculator

Calculate the dilution required to prepare a stock solution.

Product Datasheets for WH-4-023

Certificate of Analysis / Product Datasheet
Select another batch:

References for WH-4-023

References are publications that support the biological activity of the product.

Theunissen et al (2014) Systematic identification of culture conditions for induction and maintenance of naive human pluripotency. Cell Stem Cell 15 471 PMID: 25090446

Clark et al (2012) Phosphorylation of CRTC3 by the salt-inducible kinases controls the interconversion of classically activated and regulatory macrophages. Proc.Natl.Acad.Sci.U.S.A. 109 16986 PMID: 23033494

Martin et al (2006) Novel 2-aminopyrimidine carbamates as potent and orally active inhibitors of Lck: synthesis, SAR, and in vivo antiinflammatory activity. J.Med.Chem. 49 4981 PMID: 16884310

If you know of a relevant reference for WH-4-023, please let us know.

View Related Products by Product Action

View all Src Kinase Inhibitors

Keywords: WH-4-023, WH-4-023 supplier, Potent, selective, Lck, Src, inhibitors, inhibits, self-renewal, ESC, lymphocyte, specific, kinase, salt, inducible, SIK, KIN112, Kinases, Other, Stem, Cell, Proliferation, 5413, Tocris Bioscience

3 Citations for WH-4-023

Citations are publications that use Tocris products. Selected citations for WH-4-023 include:

Rongfeng et al (2023) Species origin of exogenous transcription factors affects the activation of endogenous pluripotency markers and signaling pathways of porcine induced pluripotent stem cells. Front Cell Dev Biol 11 1196273 PMID: 37152293

Shahbazi et al (2017) Pluripotent state transitions coordinate morphogenesis in mouse and human embryos. Nature 552 239 PMID: 29186120

Gao et al (2019) Establishment of porcine and human expanded potential stem cells. Nat Cell Biol 21 687 PMID: 31160711

Do you know of a great paper that uses WH-4-023 from Tocris? Please let us know.

Reviews for WH-4-023

There are currently no reviews for this product. Be the first to review WH-4-023 and earn rewards!

Have you used WH-4-023?

Submit a review and receive an Amazon gift card.

$50/€35/£30/$50CAN/¥300 Yuan/¥5000 Yen for first to review with an image

$25/€18/£15/$25CAN/¥75 Yuan/¥1250 Yen for a review with an image

$10/€7/£6/$10 CAD/¥70 Yuan/¥1110 Yen for a review without an image

Submit a Review