1H-2-Benzopyran-1-one - ≥97% , CAS No.491-31-6

CAS: 491-31-6 Cat. No.: H694218 Molecular Weight: 146.14 EC Number: 835-104-2 PubChem CID: 68108
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Storage
Store at 2-8°C
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
50mg
H694218-50mg
2
$39.90
250mg
H694218-250mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$139.90
1g
H694218-1g
1
$532.90
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Why this grade

≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at 2-8°C Ships Wet ice 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.

Specifications

Specifications & Purity
≥97%
Storage
Store at 2-8°C
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥97%
Product Properties
ALogP1.9
Names and Identifiers
Canonical SmilesC1=CC=C2C(=C1)C=COC2=O
IUPAC Nameisochromen-1-one
InChIKeyIQZZFVDIZRWADY-UHFFFAOYSA-N
INCHI1S/C9H6O2/c10-9-8-4-2-1-3-7(8)5-6-11-9/h1-6H
Isomeric SMILES C1=CC=C2C(=C1)C=COC2=O
PubChem CID 68108
Molecular Weight 146.14

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
ClassIsocoumarins and derivatives
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentIsocoumarins and derivatives
Alternative Parents 2-benzopyrans  Pyranones and derivatives  Benzenoids  Heteroaromatic compounds  Lactones  Oxacyclic compounds  Organooxygen compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Isocoumarin - 2-benzopyran - Benzopyran - Pyranone - Benzenoid - Pyran - Heteroaromatic compound - Lactone - Oxacycle - Organoheterocyclic compound - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as isocoumarins and derivatives. These are polycyclic compounds containing an isochromane which bears a ketone at the carbon C1.
External Descriptors isocoumarins
3D Structure
Interactive Chemical Structure Model





Associated Targets(non-human)
Pyricularia grisea (1253 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.

3 results found

Lot NumberCertificate TypeDateItem
J2514561Certificate of AnalysisAug 08, 2025 H694218
J2514582Certificate of AnalysisAug 08, 2025 H694218
J2514586Certificate of AnalysisAug 08, 2025 H694218
Chemical and Physical Properties
Molecular Weight146.140 g/mol
XLogP31.900
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count2
Rotatable Bond Count0
Exact Mass146.037 Da
Monoisotopic Mass146.037 Da
Topological Polar Surface Area26.300 Ų
Heavy Atom Count11
Formal Charge0
Complexity196.000
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
Documents & Articles
Solution Calculators
Reviews

Customer Reviews

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