4'-Bromoflavone - ≥98% , CAS No.20525-20-6

CAS: 20525-20-6 Cat. No.: B276554 Molecular Weight: 301.13
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
4'BF | DTXSID60174519 | 2-(4-Bromophenyl)-4H-chromen-4-one (3n) | BIM-0039592.P001 | FT-0663741 | 4H-1-Benzopyran-4-one, 2-(4-bromophenyl)- | A73 | SCHEMBL103839 | J-004701 | Flavone, 4'-bromo- | J-013382 | HY-115772 | 2-(4-Bromophenyl)-4H-1-benzopyran-4-
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
Size
Status
Price
Qty
1g
B276554-1g
5
$69.90
5g
B276554-5g
1
$243.90
10g
B276554-10g
1
$380.90
Enter a quantity for the sizes you want to add.
🧪

Why this grade

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

🌡

Storage & shipping

Store at -20°C Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.

📋

Quality documents

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

📚

Literature proof

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

Overview

Application:

An aryl hydrocarbon hydroxylase inducer. Used as a phase II detoxifying enzymes, quninone reductase and glutathione S-transferase in cell culture and in different tissues of rats.

Specifications

Synonyms
4'BF | DTXSID60174519 | 2-(4-Bromophenyl)-4H-chromen-4-one (3n) | BIM-0039592.P001 | FT-0663741 | 4H-1-Benzopyran-4-one, 2-(4-bromophenyl)- | A73 | SCHEMBL103839 | J-004701 | Flavone, 4'-bromo- | J-013382 | HY-115772 | 2-(4-Bromophenyl)-4H-1-benzopyran-4-
Specifications & Purity
≥98%
Biochemical and Physiological Mechanisms
Potent phase II detoxifying enzyme inducer (EC 50 = 10 nM, quinone reductase). Shows antitumor effects in vivo . Orally active.
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Note
Wherever possible, you should prepare and use solutions on the same day. However, if you need to make up stock solutions in advance, we recommend that you store the solution as aliquots in tightly sealed vials at -20°C. Generally, these will be useable for up to one month. Before use, and prior to opening the vial we recommend that you allow your product to equilibrate to room temperature for at least 1 hour. Need more advice on solubility, usage and handling? Please visit our frequently asked questions (FAQ) page for more details.
Purity
≥98%
Names and Identifiers
Pubchem Sid488179634
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488179634
Canonical SmilesC1=CC=C2C(=C1)C(=O)C=C(O2)C3=CC=C(C=C3)Br
IUPAC Name2-(4-bromophenyl)chromen-4-one
InChIKeyURZUAHXELZUWFE-UHFFFAOYSA-N
INCHI1S/C15H9BrO2/c16-11-7-5-10(6-8-11)15-9-13(17)12-3-1-2-4-14(12)18-15/h1-9H
Isomeric SMILES C1=CC=C2C(=C1)C(=O)C=C(O2)C3=CC=C(C=C3)Br
Molecular Weight 301.13
Reaxy-Rn 183958
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=183958&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.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassPhenylpropanoids and polyketides
ClassFlavonoids
SubclassFlavones
Intermediate Tree Nodes Not available
Direct ParentFlavones
Alternative Parents Chromones  Pyranones and derivatives  Bromobenzenes  Aryl bromides  Heteroaromatic compounds  Oxacyclic compounds  Organooxygen compounds  Organobromides  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Flavone - Chromone - Benzopyran - 1-benzopyran - Bromobenzene - Pyranone - Halobenzene - Aryl bromide - Aryl halide - Monocyclic benzene moiety - Benzenoid - Pyran - Heteroaromatic compound - Oxacycle - Organoheterocyclic compound - Organooxygen compound - Organic oxygen compound - Hydrocarbon derivative - Organic oxide - Organobromide - Organohalogen compound - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as flavones. These are flavonoids with a structure based on the backbone of 2-phenylchromen-4-one (2-phenyl-1-benzopyran-4-one).
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
TNKS Tchem Tankyrase-1 (2 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
ESR1 Tclin Estrogen receptor alpha (17718 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
NQO1 Tchem Quinone reductase 1 (1746 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HT-29 (80576 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
MCF7 (126967 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TK-10 (45540 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HEK293 (82097 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HepG2 (196354 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Ishikawa (877 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TNKS Tchem Tankyrase-1 (1241 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
Cryz Quinone oxidoreductase (288 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Plasmodium falciparum (966862 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Rattus norvegicus (775804 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Nqo1 NAD(P)H dehydrogenase [quinone] 1 (1058 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Nfe2l2 Nuclear factor erythroid 2-related factor 2 (214 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Gabrp GABA-A receptor; anion channel (5731 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:

Find and download the COA for your product by matching the lot number on the packaging.

7 results found

Lot NumberCertificate TypeDateItem
E2619115Certificate of AnalysisMay 29, 2026 B276554
D2321671Certificate of AnalysisJan 09, 2025 B276554
D2321667Certificate of AnalysisNov 19, 2024 B276554
D2321678Certificate of AnalysisNov 19, 2024 B276554
D2321680Certificate of AnalysisNov 19, 2024 B276554
D2321675Certificate of AnalysisNov 11, 2024 B276554
D2321670Certificate of AnalysisNov 11, 2024 B276554
Chemical and Physical Properties
Molecular Weight301.130 g/mol
XLogP34.200
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count2
Rotatable Bond Count1
Exact Mass299.979 Da
Monoisotopic Mass299.979 Da
Topological Polar Surface Area26.300 Ų
Heavy Atom Count18
Formal Charge0
Complexity356.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Solution Calculators
Reviews

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