4-Chromanone - ≥97% , CAS No.491-37-2

CAS: 491-37-2 Cat. No.: C115094 Summenformel: C9H8O2 Molekulargewicht: 148.16 Beilstein Registry Number: 124652 EG-Nummer: 207-736-3
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GRADE & PURITY ≥97%
Synonyms
Isochromanone | NSC 174058 | NSC174058 | NSC-174058 | 4-chromanon | SY003783 | AB00814 | Z85920466 | 4H-1-Benzopyran-4-one, 2,3-dihydro- | AB-131/40347218 | MFCD00006840 | 4-Chromanone | BS-3822 | F0001-1283 | J-200067 | AC-3079 | EINECS 207-736-3 | EN300
Storage
Room temperature
Shipped In
Normal
★
Size
Deutschland (EU)
USA*
Price
Qty
1g
C115094-1g
—
9 Auf Lager
8,59€
5g
C115094-5g
—
1 Auf Lager
9,46€
25g
C115094-25g
—
2 Auf Lager

18,14€

27,68€
Speichern 9,55 € (34.48%)
100g
C115094-100g
—
1 Auf Lager

47,64€

71,94€
Speichern 24,30 € (33.78%)
Enter a quantity for the sizes you want to add.
🧪

Why this grade

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

🌡

Storage & shipping

Room temperature Ships Normal 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.

Übersicht

4-Chromanone has been used to study the substrate specificity and catalytic ability of 4-hydroxyacetophenone monooxygenase isolated from Pseudomonas fluorescens ACB.

Specifications

Synonyme
Isochromanone | NSC 174058 | NSC174058 | NSC-174058 | 4-chromanon | SY003783 | AB00814 | Z85920466 | 4H-1-Benzopyran-4-one, 2,3-dihydro- | AB-131/40347218 | MFCD00006840 | 4-Chromanone | BS-3822 | F0001-1283 | J-200067 | AC-3079 | EINECS 207-736-3 | EN300
Spezifikationen & Reinheit
≥97%
Storage
Room temperature
Verschickt in
Normal
Reinheit
≥97%
Namen und Kennungen
Pubchem Sid504754252
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504754252
Kanonisches LächelnC1COC2=CC=CC=C2C1=O
IUPAC Name2,3-dihydrochromen-4-one
InChIKeyMSTDXOZUKAQDRL-UHFFFAOYSA-N
INCHI1S/C9H8O2/c10-8-5-6-11-9-4-2-1-3-7(8)9/h1-4H,5-6H2
Isomere SMILES C1COC2=CC=CC=C2C1=O
WGK Deutschland 2
RTECS DJ2981225
Molekulargewicht 148.16
Beilstein 124652
Reaxy-Rn 124652
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=124652&ln=

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
SuperclassOrganoheterocyclic compounds
KlasseBenzopyrans
Subclass1-benzopyrans
Intermediate Tree Nodes Not available
Direct ParentChromones
Alternative Parents Aryl alkyl ketones  Alkyl aryl ethers  Benzenoids  Oxacyclic compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Chromone - Aryl alkyl ketone - Aryl ketone - Alkyl aryl ether - Benzenoid - Ketone - Oxacycle - Ether - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Aromatic heteropolycyclic compound
BeschreibungThis compound belongs to the class of organic compounds known as chromones. These are compounds containing a benzopyran-4-one moiety.
External Descriptors Not available
3D-Struktur
Interaktives chemisches Strukturmodell





Zugehörige Ziele (menschlich)
HL-60 (67320 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
NALM-6 (592 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Zugehörige Ziele (nicht menschlich)
Dermatophagoides pteronyssinus (58 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Wirkungsmechanismen
Zertifikate (CoA, COO, BSE/TSE und Analyse-Diagramm)
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.

8 results found

Lot NumberCertificate TypeDatumArtikel
L2212334Certificate of AnalysisSep 07, 2026 C115094
I2509240Certificate of AnalysisAug 16, 2025 C115094
I2509575Certificate of AnalysisAug 16, 2025 C115094
I2509576Certificate of AnalysisAug 16, 2025 C115094
I2509577Certificate of AnalysisAug 16, 2025 C115094
E1617009Certificate of AnalysisJan 03, 2024 C115094
K2322107Certificate of AnalysisDec 01, 2023 C115094
D1916193Certificate of AnalysisFeb 08, 2023 C115094
Chemische und physikalische Eigenschaften
Gefrierpunkt (°C)34 °C
Brechungsindex1.575
Flammpunkt (°F)>230 °F
Flammpunkt (°C)110 °C
Siedepunkt (°C)127-128°C
Schmelzpunkt (°C)35-38°C
Molekulargewicht148.160 g/mol
XLogP31.400
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count2
Rotatable Bond Count0
Exact Mass148.052 Da
Monoisotopic Mass148.052 Da
Topological Polar Surface Area26.300 Ų
Heavy Atom Count11
Formal Charge0
Complexity165.000
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
FAQs und Artikel
Lösungsrechner
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Häufig gestellte Fragen

What is the purity of this product?
This product is supplied at ≥97% purity (chemical assay). Lot-specific values are stated on the Certificate of Analysis.
How should this product be stored?
Store at room temperature.
How is this product shipped?
This product ships under standard ambient conditions. No temperature-controlled packaging is required.
What are the CAS number, molecular formula and molecular weight?
The CAS Number is 491-37-2, the molecular formula is C9H8O2, and the molecular weight is 148.16 g/mol. InChIKey MSTDXOZUKAQDRL-UHFFFAOYSA-N.
What documentation is provided?
Available product documentation, including Certificates of Analysis (COA), Safety Data Sheets (SDS), and specification sheets, is shown in the product document area. Document availability and access follow the current site policy.

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