- Package
- 1 mg
- Purity
- 98%
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CAS Number: 21763-80-4
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CAS Number
21763-80-4
PubChem CID
152430
Molecular Formula
C19H18O7
Molecular Weight
358.3 g/mol
Exact Mass
358.105253
InChIKey
QEWSAPKRFOFQIU-UHFFFAOYSA-N
IUPAC Name
2-(3,4-dimethoxyphenyl)-5-hydroxy-6,7-dimethoxychromen-4-one
SMILES String
COC1=C(C=C(C=C1)C2=CC(=O)C3=C(C(=C(C=C3O2)OC)OC)O)OC
No physical property values available.
Properties are provided as catalog reference data and may be confirmed through supplier documentation when required.
Structural features
5-Hydroxy-6,7,3',4'-Tetramethoxyflavone (CAS 21763-80-4) is listed in the Advanced Chemicals portfolio, with molecular formula C19H18O7 and molecular weight 358. 30 g/mol.
Sourcing context
Catalog reference for RFQ preparation, supplier confirmation, and research chemical sourcing review.
Research use context
Intended for research building-block and synthetic chemistry workflows.
Documentation needs
COA/SDS status, availability, lead time, pack size, and shipment documentation can be confirmed during quotation.
ChEMBL reports experimental activity evidence for: Cytochrome P450 1A2 (Homo sapiens) — 2 assays; Cytochrome P450 1A1 (Homo sapiens) — 3 assays; Cytochrome P450 1B1 (Homo sapiens) — 2 assays; Delta-type opioid receptor (Homo sapiens) — 3 assays; Cytochrome P450 2C19 (Homo sapiens) — 2 assays. These records describe research assays and do not establish therapeutic efficacy or clinical use.
Cytochrome P450 1A2
Homo sapiens · SINGLE PROTEIN · 2 qualifying assays · 1 documents · best pChEMBL 6.11
Experimental evidence source: ChEMBL
Cytochrome P450 1A1
Homo sapiens · SINGLE PROTEIN · 3 qualifying assays · 1 documents · best pChEMBL 5.86
Experimental evidence source: ChEMBL
Cytochrome P450 1B1
Homo sapiens · SINGLE PROTEIN · 2 qualifying assays · 1 documents · best pChEMBL 5.6
Experimental evidence source: ChEMBL
Delta-type opioid receptor
Homo sapiens · SINGLE PROTEIN · 3 qualifying assays · 1 documents · best pChEMBL 5.51
Experimental evidence source: ChEMBL
Cytochrome P450 2C19
Homo sapiens · SINGLE PROTEIN · 2 qualifying assays · 1 documents
Experimental evidence source: ChEMBL
Safety and handling reference content is available through documentation requests.
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Preliminary Safety Reference
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Safety Reference / SDS RequestCatalog navigation
Other public CAS pages in this catalog. These links support navigation across additional intermediates and do not imply equivalence, availability, or shared use.
5-Hydroxy-6,7,3',4'-Tetramethoxyflavone is identified by CAS 21763-80-4, with molecular formula C19H18O7, molecular weight 358.3, InChIKey QEWSAPKRFOFQIU-UHFFFAOYSA-N.
ChEMBL contains qualifying experimental assay evidence associated with Cytochrome P450 1A2, Cytochrome P450 1A1, Cytochrome P450 1B1, Delta-type opioid receptor, Cytochrome P450 2C19. These records do not establish therapeutic efficacy or clinical use.
Yes. Submit an RFQ and specify COA requirements. Lot-specific COA depends on supplier confirmation.
Yes. Supplier SDS can be requested through the RFQ workflow before handling, storage, shipment, or procurement decisions.
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