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· · COA & SDS available for every product · Same-day shipping on in-stock items 4'，5-Dihydroxy-3'，5'，6，7-tetramethoxyflavone - ≥95% , CAS No.83133-17-9 🧪
Why this grade ≥95% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
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Storage & shipping Room temperature Ships 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.
Specifications Specifications & Purity
≥95%
Names and Identifiers Canonical Smiles COC1=CC(=CC(=C1O)OC)C2=CC(=O)C3=C(C(=C(C=C3O2)OC)OC)O IUPAC Name 5-hydroxy-2-(4-hydroxy-3,5-dimethoxyphenyl)-6,7-dimethoxychromen-4-one InChIKey XEHLDSAKZSXOFK-UHFFFAOYSA-N INCHI 1S/C19H18O8/c1-23-13-5-9(6-14(24-2)17(13)21)11-7-10(20)16-12(27-11)8-15(25-3)19(26-4)18(16)22/h5-8,21-22H,1-4H3 Isomeric SMILES COC1=CC(=CC(=C1O)OC)C2=CC(=O)C3=C(C(=C(C=C3O2)OC)OC)O PubChem CID 16681753
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 Kingdom Organic compounds Superclass Phenylpropanoids and polyketides Class Flavonoids Subclass O-methylated flavonoids Intermediate Tree Nodes Not available Direct Parent 7-O-methylated flavonoids Alternative Parents 3'-O-methylated flavonoids 6-O-methylated flavonoids 4'-hydroxyflavonoids 5-hydroxyflavonoids Flavones Chromones Methoxyphenols Dimethoxybenzenes Anisoles Phenoxy compounds 1-hydroxy-4-unsubstituted benzenoids Alkyl aryl ethers Pyranones and derivatives Heteroaromatic compounds Vinylogous acids Oxacyclic compounds Hydrocarbon derivatives Organic oxides Molecular Framework Aromatic heteropolycyclic compounds Substituents 7-methoxyflavonoid-skeleton - 3p-methoxyflavonoid-skeleton - 6-methoxyflavonoid-skeleton - Hydroxyflavonoid - Flavone - 4'-hydroxyflavonoid - 5-hydroxyflavonoid - Chromone - M-dimethoxybenzene - Dimethoxybenzene - Benzopyran - Methoxyphenol - 1-benzopyran - Methoxybenzene - Anisole - Phenoxy compound - Phenol ether - 1-hydroxy-4-unsubstituted benzenoid - Alkyl aryl ether - Pyranone - Phenol - Benzenoid - Monocyclic benzene moiety - Pyran - Vinylogous acid - Heteroaromatic compound - Ether - Organoheterocyclic compound - Oxacycle - Organic oxygen compound - Organic oxide - Organooxygen compound - Hydrocarbon derivative - Aromatic heteropolycyclic compound Description This compound belongs to the class of organic compounds known as 7-o-methylated flavonoids. These are flavonoids with methoxy groups attached to the C7 atom of the flavonoid backbone. External Descriptors Flavones and Flavonols Data sources 1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61.
3D Structure Associated Targets(Human) Associated Targets(non-human) Mechanisms of Action Certificates（CoA,COO,BSE/TSE and Analysis Chart) Chemical and Physical Properties Molecular Weight 374.300 g/mol XLogP3 2.900 Hydrogen Bond Donor Count 2 Hydrogen Bond Acceptor Count 8 Rotatable Bond Count 5 Exact Mass 374.1 Da Monoisotopic Mass 374.1 Da Topological Polar Surface Area 104.000 Ų Heavy Atom Count 27 Formal Charge 0 Complexity 550.000 Isotope Atom Count 0 Defined Atom Stereocenter Count 0 Undefined Atom Stereocenter Count 0 Defined Bond Stereocenter Count 0 Undefined Bond Stereocenter Count 0 The total count of all stereochemical bonds 0 Covalently-Bonded Unit Count 1
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