3-(Benzofuran-2-yl)-7-methoxy-2-methyl-4H-chromen-4-one CAS 36754-50-4
| CAS No. | 36754-50-4 |
| Molecular Formula | C19H14O4 |
| Molecular Weight | 306.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
3-(Benzofuran-2-yl)-7-methoxy-2-methyl-4H-chromen-4-one (CAS 36754-50-4) is a high-purity analytical reference standard with the molecular formula C19H14O4 and a molecular weight of 306.31 g/mol.
Structurally, 3-(Benzofuran-2-yl)-7-methoxy-2-methyl-4H-chromen-4-one (C19H14O4) contains a flavonoid core, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 13.0, corresponding to approximately 13 ring(s) or double-bond equivalent(s). With a molecular weight of 306.31 g/mol, it falls into the moderately-high-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
CATO manufactures 3-(Benzofuran-2-yl)-7-methoxy-2-methyl-4H-chromen-4-one under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C19H14O4 |
| Molecular Weight | 306.31 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1967 |
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- Benzofuran-2-yl(1-oxa-4-thia-8-azaspiro[4.5]decan-8-yl)methanone (CAS 1351630-27-7)
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Recommended Standards
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- 2-Hydroxy-2-(4-nitrophenyl)acetic acid (CAS 10098-39-2)
- 1-(Benzenesulfonyl)-3-[3-methyl-4-(propan-2-yl)phenyl]urea (CAS 866150-51-8)
- 4-Cyanopyridine-2-sulfonic acid (CAS 744987-72-2)
- p-xylyl ether (CAS 1579-40-4)
- 2-Chloro-N-(1-cyclopropylethyl)-4-nitrobenzamide (CAS 923254-79-9)
- 4,5-Dihydropyrrolo[3,4-b]pyrrol-6(1H)-one (CAS 1367941-46-5)
- 5-(2-Methoxyphenyl)-1,3,4-thiadiazole-2-carboxylic acid (CAS 1388071-13-3)
- Fas C- Terminal Tripeptide (CAS 189109-90-8)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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