iCRT-14

Modify Date: 2026-07-01 11:59:01

iCRT-14 Structure
iCRT-14 structure
Common Name iCRT-14
CAS Number 677331-12-3 Molecular Weight 375.44400
Density N/A Boiling Point N/A
Molecular Formula C21H17N3O2S Melting Point N/A
MSDS Chinese USA Flash Point N/A
Symbol GHS07
GHS07
Signal Word Warning

 Use of iCRT-14


iCRT 14 is a novel potent inhibitor of β-catenin-responsive transcription (CRT), with IC50 of 40.3 nM against Wnt responsive STF16 luciferase.

 Names

Name (5Z)-5-[(2,5-dimethyl-1-pyridin-3-ylpyrrol-3-yl)methylidene]-3-phenyl-1,3-thiazolidine-2,4-dione
Synonym More Synonyms

 iCRT-14 Biological Activity

Description iCRT 14 is a novel potent inhibitor of β-catenin-responsive transcription (CRT), with IC50 of 40.3 nM against Wnt responsive STF16 luciferase.
Related Catalog
Target

IC50: 40.3 nM (Wnt responsive STF16 luciferase)[1]

In Vitro iCRT14 can interfere with TCF binding to DNA in addition to its ability to influence TCF-β-cat interaction[1]. iCRT14 (10, 25, 50 μM) effectively inhibits cell proliferation in BT-549 cells in a dose- and time-dependent manner, but still less potent than iCRT3[2].
In Vivo iCRT14 (50 mg/kg, i.p.) markedly decreases CycD1, proliferation of the tumors in HCT116 xenografts[1].
Cell Assay Cells are seeded at 20,000 cells/well into 96-well plates. After overnight incubation, cells are treated with DMSO or each Wnt inhibitor (iCRT-3, 75 μM; iCRT-5, 200 μM; iCRT-14, 50 μM; IWP-4, 5 μM and XAV-939, 10 μM) for 48 hours. Cell viability is determined using the Cell Titer-Glo luminescent cell viability assay kit. Luminescence is measured using FLUOstar microplate reader. All treatments are performed in triplicate, and each experiment is repeated three times.
References

[1]. Gonsalves FC, et al. An RNAi-based chemical genetic screen identifies three small-molecule inhibitors of the Wnt/wingless signaling pathway. Proc Natl Acad Sci USA. 2011 Apr 12;108(15):5954-63.

[2]. Bilir B, et al. Wnt signaling blockage inhibits cell proliferation and migration, and induces apoptosis in triple-negative breast cancer cells. J Transl Med. 2013 Nov 4;11:280.

 Chemical & Physical Properties

Molecular Formula C21H17N3O2S
Molecular Weight 375.44400
Exact Mass 375.10400
PSA 80.50000
LogP 4.79500
InChIKey NCSHZXNGQYSKLR-UNOMPAQXSA-N
SMILES Cc1cc(C=C2SC(=O)N(c3ccccc3)C2=O)c(C)n1-c1cccnc1
Storage condition 2-8°C

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H302
RIDADR NONH for all modes of transport

 Articles9

More Articles
Sequential actions of β-catenin and Bmp pattern the oral nerve net in Nematostella vectensis.

Nat. Commun. 5 , 5536, (2014)

Animal evolution is closely linked to the emergence of the nervous system. At present it is unknown how the basic mechanisms of neural induction and formation of central nervous systems evolved. We ad...

A switch from canonical to noncanonical Wnt signaling mediates early differentiation of human neural stem cells.

Stem Cells 32(12) , 3196-208, (2014)

Wnt/β-catenin signaling is essential for neurogenesis but less is known about β-catenin-independent Wnt signals. We show here that Wnt/activator protein-1 (AP-1) signaling drives differentiation of hu...

Targeting Wnt pathway in mantle cell lymphoma-initiating cells.

J. Hematol. Oncol. 8 , 63, (2015)

Mantle cell lymphoma (MCL) is an aggressive and incurable form of non-Hodgkin's lymphoma. Despite initial intense chemotherapy, up to 50% of cases of MCL relapse often in a chemoresistant form. We hyp...

 iCRT-14Bioassay

View more

Name: Inhibition of human wild-type beta-catenin (residues 138-686)/C-terminally fluorescei...
Source: ChEMBL
Target: Catenin beta-1
External Id: CHEMBL3592701
Name: Fluorescence Polarization (FP) Assay from US Patent US9738628: "Substituted 1H-indazo...
Source: BindingDB
Target: N/A
External Id: BindingDB_1688_2
Name: Inhibition of Wnt/beta-catenin (unknown origin)
Source: ChEMBL
Target: N/A
External Id: CHEMBL3603631
Name: AlphaScreen Assay from US Patent US9738628: "Substituted 1H-indazol-1-OL analogs as i...
Source: BindingDB
Target: N/A
External Id: BindingDB_1688_1
Name: Antiviral activity determined as inhibition of SARS-CoV-2 induced cytotoxicity of VER...
Source: ChEMBL
Target: Severe acute respiratory syndrome coronavirus 2
External Id: CHEMBL4513082
Name: Fluorescence Polarization (FP) Assay from US Patent US9284299: "Substituted 1H-indazo...
Source: BindingDB
Target: N/A
External Id: BindingDB_7741_1
Name: Hit confirmation of the active molecules of the enzymatic assay of human HDAC6 with c...
Source: ChEMBL
Target: Histone deacetylase 6
External Id: CHEMBL4808151
Name: Antiviral activity determined as inhibition of SARS-CoV-2 induced cytotoxicity of Cac...
Source: ChEMBL
Target: Severe acute respiratory syndrome coronavirus 2
External Id: CHEMBL4303805
Name: Determination of IC50 values for inhibition of enzymatic assay of human HDAC6 with cu...
Source: ChEMBL
Target: Histone deacetylase 6
External Id: CHEMBL4808152
Name: SARS-CoV-2 3CL-Pro protease inhibition percentage at 20µM by FRET kind of response f...
Source: ChEMBL
Target: Replicase polyprotein 1ab
External Id: CHEMBL4495582
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 Synonyms

iCRT14
iCRT 14
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