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Safety Information

S4696

Sigma-Aldrich

SB-505124 hydrochloride hydrate

≥98% (HPLC)

Synonym(s):

2-(5-Benzo[1,3]dioxol-5-yl-2-tert-butyl-3H-imidazol-4-yl)-6-methylpyridine hydrochloride hydrate

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About This Item

Empirical Formula (Hill Notation):
C20H21N3O2 · xHCl · yH2O
CAS Number:
Molecular Weight:
335.40 (anhydrous free base basis)
MDL number:
UNSPSC Code:
12352200
PubChem Substance ID:
NACRES:
NA.77
Pricing and availability is not currently available.

Quality Level

Assay

≥98% (HPLC)

form

powder

storage condition

desiccated

color

yellow

solubility

DMSO: >10 mg/mL
H2O: insoluble

originator

GlaxoSmithKline

storage temp.

2-8°C

SMILES string

O.Cl.Cc1cccc(n1)-c2[nH]c(nc2-c3ccc4OCOc4c3)C(C)(C)C

InChI

1S/C20H21N3O2.ClH.H2O/c1-12-6-5-7-14(21-12)18-17(22-19(23-18)20(2,3)4)13-8-9-15-16(10-13)25-11-24-15;;/h5-10H,11H2,1-4H3,(H,22,23);1H;1H2

InChI key

DIDCCMVWCVRTNB-UHFFFAOYSA-N

Application

SB-505124 hydrochloride hydrate was used to study the role of TGF-β pathway in development and differentiation studies.3,4

Biochem/physiol Actions

SB-505124 is an inhibitor of activin receptor-like kinase (ALK) 5, also known as transforming growth factor-α type I receptor kinase, with an IC50 of 47 ± 5 nM.
SB-505124 selectively inhibits TGF-β type I receptors, activin receptor-like kinases (ALK) 4, 5 and 7. It inhibits ALK4-, 5- and 7-mediated activation of Smad2, Smad3 and MAPK pathway induced by TGF-β.1 SB-505124 inhibits the human fibroblast trans-differentiation induced by the co-culture with Esophageal squamous cell carcinoma.2

Features and Benefits

This compound was developed by GlaxoSmithKline. To browse the list of other pharma-developed compounds and Approved Drugs/Drug Candidates, click here.

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

S4696-IP:
S4696-BULK:
S4696-25MG:
S4696-VAR:
S4696-5MG:


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Stacey DaCosta Byfield et al.
Molecular pharmacology, 65(3), 744-752 (2004-02-24)
Clinically, there is a great need for small molecule inhibitors that could control pathogenic effects of transforming growth factor (TGF-beta) and/or modulate effects of TGF-beta in normal responses. Inhibition of TGF-beta signaling would be predicted to enhance re-epithelialization of cutaneous
Kazuhiro Noma et al.
Gastroenterology, 134(7), 1981-1993 (2008-04-29)
Esophageal squamous cell carcinoma (ESCC) is known to be a highly angiogenic tumor. Here, we investigated the role of the stromal fibroblasts in the ESCC-induced angiogenic response using a novel 3-dimensional model. A novel assay was developed where cocultures of
Mary C Trask et al.
Developmental biology, 368(2), 273-282 (2012-06-07)
The ubiquitously expressed Polycomb Group protein Yin-Yang1 (YY1) is believed to regulate gene expression through direct binding to DNA elements found in promoters or enhancers of target loci. Additionally, YY1 contains diverse domains that enable a plethora of protein-protein interactions
Masahiro Shin et al.
Mechanisms of development, 128(5-6), 268-278 (2011-03-16)
Nanog is required for the maintenance of cellular pluripotency during normal development and in cultured embryonic stem cells. A number of signaling pathways have been implicated in regulating Nanog gene expression in vitro. Using the chick model, we provide in
Fabio Stefanini et al.
Neuron, 107(4), 703-716 (2020-06-11)
Neurons are often considered specialized functional units that encode a single variable. However, many neurons are observed to respond to a mix of disparate sensory, cognitive, and behavioral variables. For such representations, information is distributed across multiple neurons. Here we

Questions

  1. how long is SB-505124 stable for when stored as a 200mM DMSO stock at -20C?

    1 answer
    1. The stability of this material in solution has not been determined. However, external sources report that stock solutions prepared in DMSO may be stored in aliquots at -20°C for up to three months. Avoid repeated freeze/thaw cycles. This information has not been validated.

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