3'-Methoxydaidzein , CAS No.21913-98-4

CAS: 21913-98-4 Cat. No.: M646336 Molecular Weight: 284.26 PubChem CID: 5319422
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Synonyms
B0005-220938 | DTXSID30176328 | 3'-Methoxydaidzein | Q27134268 | SCHEMBL2069826 | 7-hydroxy-3-(4-hydroxy-3-methoxyphenyl)-4H-chromen-4-one | LMPK12050057 | CHEBI:65780 | HY-N1847 | 7,4'-dihydroxy-3'-methoxyisoflavone | 7-hydroxy-3-(4-hydroxy-3-methoxyphen
Storage
Store at -20°C
Shipped In
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1mg
M646336-1mg
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$260.90
5mg
M646336-5mg
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10mg
M646336-10mg
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Why this grade

for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Store at -20°C Ships Ice chest + Ice pads 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 1 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

3'-Methoxydaidzein is a isoflavone and a Sodium Channel inhibitor. 3'-Methoxydaidzein inhibits subtypes NaV1.7, NaV1.8 and NaV1.3 with IC 50 of 181 nM, 397 nM, and 505 nM, respectively. 3'-Methoxydaidzein exerts analgesic activity by inhibiting voltage-gated sodium channels

IC50& Target:Nav1.3 505 nM (IC 50 ) Nav1.7 181 nM (IC 50 ) Nav1.8 397 nM (IC 50 )

Specifications

Synonyms
B0005-220938 | DTXSID30176328 | 3'-Methoxydaidzein | Q27134268 | SCHEMBL2069826 | 7-hydroxy-3-(4-hydroxy-3-methoxyphenyl)-4H-chromen-4-one | LMPK12050057 | CHEBI:65780 | HY-N1847 | 7, 4'-dihydroxy-3'-methoxyisoflavone | 7-hydroxy-3-(4-hydroxy-3-methoxyphen
Biochemical and Physiological Mechanisms
3'-Methoxydaidzein is a isoflavone and a Sodium Channel inhibitor. 3'-Methoxydaidzein inhibits subtypes NaV1.7, NaV1.8 and NaV1.3 with IC 50 of 181 nM, 397 nM, and 505 nM, respectively. 3'-Methoxydaidzein exerts analgesic activity by inhibiting voltage-ga
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.
Action Type
INHIBITOR
Names and Identifiers
Canonical SmilesCOC1=C(C=CC(=C1)C2=COC3=C(C2=O)C=CC(=C3)O)O
IUPAC Name7-hydroxy-3-(4-hydroxy-3-methoxyphenyl)chromen-4-one
InChIKeyMUYAUELJBWQNDH-UHFFFAOYSA-N
INCHI1S/C16H12O5/c1-20-15-6-9(2-5-13(15)18)12-8-21-14-7-10(17)3-4-11(14)16(12)19/h2-8,17-18H,1H3
Isomeric SMILES COC1=C(C=CC(=C1)C2=COC3=C(C2=O)C=CC(=C3)O)O
PubChem CID 5319422
Molecular Weight 284.26

Documentation

📋 Safety Data Sheet (SDS)

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

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✅ 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
SuperclassPhenylpropanoids and polyketides
ClassIsoflavonoids
SubclassO-methylated isoflavonoids
Intermediate Tree Nodes 3'-O-methylated isoflavonoids
Direct Parent3'-O-methylisoflavones
Alternative Parents Isoflavones  Hydroxyisoflavonoids  Chromones  Methoxyphenols  Phenoxy compounds  Methoxybenzenes  Anisoles  Pyranones and derivatives  Alkyl aryl ethers  1-hydroxy-2-unsubstituted benzenoids  Heteroaromatic compounds  Oxacyclic compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents 3p-methoxyisoflavone - Hydroxyisoflavonoid - Isoflavone - Chromone - Benzopyran - Methoxyphenol - 1-benzopyran - Phenoxy compound - Anisole - Methoxybenzene - Phenol ether - 1-hydroxy-2-unsubstituted benzenoid - Alkyl aryl ether - Phenol - Pyranone - Monocyclic benzene moiety - Pyran - Benzenoid - Heteroaromatic compound - Organoheterocyclic compound - Oxacycle - Ether - Organooxygen compound - Hydrocarbon derivative - Organic oxide - Organic oxygen compound - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as 3'-o-methylisoflavones. These are flavones with methoxy groups attached to the C2' atom of the isoflavone backbone.
External Descriptors Isoflavonoids
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
MCF7 (126967 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
T47D (39041 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
Plasmodium falciparum (966862 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
BV-2 (3710 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
Molecular Weight284.260 g/mol
XLogP32.400
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count5
Rotatable Bond Count2
Exact Mass284.068 Da
Monoisotopic Mass284.068 Da
Topological Polar Surface Area76.000 Ų
Heavy Atom Count21
Formal Charge0
Complexity432.000
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
Citations of This Product
References
1. Jie Yuan, Chongyong Gao, Wang Xin, Fanlin Meng, Hong Zhang.  (2025)  Screening and validation of 3’-Methoxydaidzein as a therapeutic agent in ulcerative colitis based on disulfidptosis-associated molecular clusters.  PLoS One,  20  (6): (e0324586).  [PMID:40478904] [10.1371/journal.pone.0324586]
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