6-Methoxy-3-methyl-2H-chromen-2-one CAS 62399-35-3
| CAS No. | 62399-35-3 |
| Molecular Formula | C11H10O3 |
| Molecular Weight | 190.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 6-Methoxy-3-methyl-2H-chromen-2-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.
6-Methoxy-3-methyl-2H-chromen-2-one (CAS 62399-35-3), molecular formula C11H10O3 and molecular weight 190.20 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 6-Methoxy-3-methyl-2H-chromen-2-one (C11H10O3) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 190.20 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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.
Physical & Chemical Properties
| Molecular Formula | C11H10O3 |
| Molecular Weight | 190.20 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1974 |
Related Methoxy Standards
- 5-Methoxy-7-methyl-1H-indazole-3-carbaldehyde (CAS 1000340-55-5)
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- 6-Methoxy-3-methyl-benzofuran-2-carbaldehyde (CAS 10410-28-3)
- 4-Methoxy-1H,1'H-[2,2'-bipyrrole]-5-carbaldehyde (CAS 10476-41-2)
- 7-Methoxy-2-methylquinazolin-4(3H)-one (CAS 105493-90-1)
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- 2-Methoxy-N-(prop-2-yn-1-yl)nicotinamide (CAS 1090881-56-3)
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Recommended Standards
- 6-Methoxy-2-methyl-4H-chromen-4-one (CAS 65547-58-2)
- 6-Methoxy-4-methyl-1H-indazole-3-carbaldehyde (CAS 885521-39-1)
- 6-METHOXY-2-METHYL-1,5-NAPHTHYRIDIN-4(1H)-ONE (CAS 872801-99-5)
- 6-Methoxy-7-methyl-4H-chromen-4-one (CAS 693780-50-6)
- cis-1-Ethoxy-2-(tributylstannyl)ethene (CAS 64724-29-4)
- 2-(2-Chloro-6-methylpyrimidin-4-yl)-2-methylpropanenitrile (CAS 2354493-52-8)
- 8-((2-Hydroxyethyl)amino)-1,3-dimethyl-7-propyl-3,7-dihydro-1H-purine-2,6-dione (CAS 371208-16-1)
- N-(prop-2-yn-1-yl)cyclopropanamine hydrochloride (CAS 64892-72-4)
- 1-Cyclopropylpyrrolidine-3-carbonitrile (CAS 1341409-48-0)
- 6-Chloro-4-Nitro-2-(Trifluoromethyl)-1H-Benzimidazole (CAS 3671-18-9)
- N-((4-bromothiophen-2-yl)methyl)-1-methylcyclohexan-1-amine (CAS 1247458-41-8)
- Edoxaban Impurity 71 (CAS 1093351-29-1)
- tert-Butyl (4-formyltetrahydro-2H-pyran-4-yl)carbamate (CAS 885498-49-7)
- Semaglutide impurity 206 (CAS CATO-C4X-2226206)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com