9-O-Methylcoumestrol - ≥98% , CAS No.1690-62-6

CAS: 1690-62-6 Cat. No.: O1346115 PubChem CID: 5319565
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Storage
Room temperature
Shipped In
Normal
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Size
Status
Price
Qty
5mg
O1346115-5mg
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$812.90
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Why this grade

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

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Storage & shipping

Room temperature Ships Normal 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
≥98%
Storage
Room temperature
Shipped In
Normal
Purity
≥98%
Names and Identifiers
Canonical SmilesCOC1=CC2=C(C=C1)C3=C(O2)C4=C(C=C(C=C4)O)OC3=O
IUPAC Name3-hydroxy-9-methoxy-[1]benzofuro[3,2-c]chromen-6-one
InChIKeyHHEZPZWGHDOWCQ-UHFFFAOYSA-N
INCHI1S/C16H10O5/c1-19-9-3-5-10-13(7-9)20-15-11-4-2-8(17)6-12(11)21-16(18)14(10)15/h2-7,17H,1H3
Isomeric SMILES COC1=CC2=C(C=C1)C3=C(O2)C4=C(C=C(C=C4)O)OC3=O
Alternate CAS 1690-62-6
PubChem CID 5319565

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.

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🔬 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
ClassIsoflavonoids
SubclassCoumestans
Intermediate Tree Nodes Not available
Direct ParentCoumestans
Alternative Parents Angular furanocoumarins  1-benzopyrans  Furopyrans  Benzofurans  Anisoles  Pyranones and derivatives  Alkyl aryl ethers  1-hydroxy-2-unsubstituted benzenoids  Heteroaromatic compounds  Furans  Lactones  Oxacyclic compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Coumestan - Angular furanocoumarin - Furanocoumarin - Coumarin - Benzopyran - 1-benzopyran - Benzofuran - Furopyran - Anisole - 1-hydroxy-2-unsubstituted benzenoid - Alkyl aryl ether - Pyranone - Benzenoid - Pyran - Heteroaromatic compound - Furan - Lactone - Organoheterocyclic compound - Oxacycle - Ether - Organic oxygen compound - Organooxygen compound - Hydrocarbon derivative - Organic oxide - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as coumestans. These are polycyclic aromatic compounds containing a coumestan moiety, which consists of a benzoxole fused to a chromen-2-one to form 1-Benzoxolo[3,2-c]chromen-6-one. They are oxidation products of pterocarpan.
External Descriptors Coumestan flavonoids
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:
Chemical and Physical Properties
Molecular Weight282.250 g/mol
XLogP33.100
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count5
Rotatable Bond Count1
Exact Mass282.053 Da
Monoisotopic Mass282.053 Da
Topological Polar Surface Area68.900 Ų
Heavy Atom Count21
Formal Charge0
Complexity425.000
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
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