GS 143 - ≥98%(HPLC) , CAS No.916232-21-8

CAS: 916232-21-8 Cat. No.: G288221 Molecular Weight: 466.46
AVAILABLE TO ORDER
GRADE & PURITY ≥98%(HPLC)
Synonyms
4-[4-[[5-(2-Fluorophenyl)-2-furanyl]methylene]-4,5-dihydro-5-oxo-3-(phenylmethyl)-1H-pyrazol-1-yl]benzoic acid
Storage
Store at 2-8°C
Shipped In
Wet ice
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Status
Price
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10mg
G288221-10mg
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50mg
G288221-50mg
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100mg
G288221-100mg
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Why this grade

≥98%(HPLC) for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Store at 2-8°C Ships Wet ice Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

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Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

GS143 is a selective inhibitor of IκBα ubiquitination with IC50 of 5.2 μM for SCFβTrCP1-mediated IκBα ubiquitylation. GS143 suppresses NF-κB activation and transcription of target genes. GS143 exhibits anti-asthma effect.

Specifications

Synonyms
4-[4-[[5-(2-Fluorophenyl)-2-furanyl]methylene]-4, 5-dihydro-5-oxo-3-(phenylmethyl)-1H-pyrazol-1-yl]benzoic acid
Specifications & Purity
≥98%(HPLC)
Biochemical and Physiological Mechanisms
β-TrCP1 ligase inhibitor. Inhibits IκBαubiquitination (IC50= 5.2μM) without affecting proteasome activity. Blocks LPS-induced expression of inflammatory cytokines in human myelomonocytic cells. Suppresses antigen-induced NFκB expression, inflammation and
Storage
Store at 2-8°C
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Action Type
INHIBITOR
Purity
≥98%(HPLC)
Names and Identifiers
Canonical SmilesC1=CC=C(C=C1)CC2=NN(C(=O)C2=CC3=CC=C(O3)C4=CC=CC=C4F)C5=CC=C(C=C5)C(=O)O
IUPAC Name4-[(4E)-3-benzyl-4-[[5-(2-fluorophenyl)furan-2-yl]methylidene]-5-oxopyrazol-1-yl]benzoic acid
InChIKeyIZPMWFSVTDOCDI-HAVVHWLPSA-N
INCHI1S/C28H19FN2O4/c29-24-9-5-4-8-22(24)26-15-14-21(35-26)17-23-25(16-18-6-2-1-3-7-18)30-31(27(23)32)20-12-10-19(11-13-20)28(33)34/h1-15,17H,16H2,(H,33,34)/b23-17+
Isomeric SMILES C1=CC=C(C=C1)CC\2=NN(C(=O)/C2=C/C3=CC=C(O3)C4=CC=CC=C4F)C5=CC=C(C=C5)C(=O)O
Molecular Weight 466.46
Reaxy-Rn 13103224
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=13103224&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

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📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

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Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassBenzenoids
ClassBenzene and substituted derivatives
SubclassBenzoic acids and derivatives
Intermediate Tree Nodes Not available
Direct ParentAcylaminobenzoic acid and derivatives
Alternative Parents Benzoic acids  Benzoyl derivatives  Fluorobenzenes  Pyrazolones  Aryl fluorides  Heteroaromatic compounds  Furans  Oxacyclic compounds  Monocarboxylic acids and derivatives  Carboxylic acids  Azacyclic compounds  Organopnictogen compounds  Organonitrogen compounds  Organofluorides  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Acylaminobenzoic acid or derivatives - Benzoic acid - Benzoyl - Halobenzene - Fluorobenzene - Pyrazolinone - Aryl halide - Aryl fluoride - Heteroaromatic compound - Pyrazoline - Furan - Oxacycle - Azacycle - Organoheterocyclic compound - Monocarboxylic acid or derivatives - Carboxylic acid - Carboxylic acid derivative - Organic nitrogen compound - Organic oxygen compound - Organopnictogen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Organonitrogen compound - Organofluoride - Organohalogen compound - Carbonyl group - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as acylaminobenzoic acid and derivatives. These are derivatives of amino benzoic acid derivatives where the amine group is N-acylated.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Associated Targets(non-human)
Hdac6 Histone deacetylase 6 (222 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
rep Replicase polyprotein 1ab (378 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mechanisms of Action
Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:
Chemical and Physical Properties
SolubilitySolvent:DMSO, Max Conc. mg/mL: 46.65, Max Conc. mM: 100
Molecular Weight466.500 g/mol
XLogP35.400
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count6
Rotatable Bond Count6
Exact Mass466.133 Da
Monoisotopic Mass466.133 Da
Topological Polar Surface Area83.100 Ų
Heavy Atom Count35
Formal Charge0
Complexity844.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count1
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds1
Covalently-Bonded Unit Count1
Solution Calculators
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