3-((3,4-Dimethoxyphenyl)sulfonyl)-6-methoxy-2H-chromen-2-one CAS 866347-88-8
| CAS No. | 866347-88-8 |
| Molecular Formula | C18H16O7S |
| Molecular Weight | 376.38 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-((3,4-Dimethoxyphenyl)sulfonyl)-6-methoxy-2H-chromen-2-one (CAS 866347-88-8), molecular formula C18H16O7S and molecular weight 376.38 g/mol, is a CATO reference standard with documented purity and traceability.
3-((3,4-Dimethoxyphenyl)sulfonyl)-6-methoxy-2H-chromen-2-one (C18H16O7S) contains a flavonoid core, a sulfone group, a hydroxyl group, an ether linkage. The carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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).
As a certified reference material (CRM), 3-((3,4-Dimethoxyphenyl)sulfonyl)-6-methoxy-2H-chromen-2-one meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C18H16O7S |
| Molecular Weight | 376.38 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Sulfur Atoms | 1 |
Related Dimethoxyphenyl Standards
- 3-((3,4-Dimethoxyphenyl)sulfonyl)-8-methoxy-2H-chromen-2-one (CAS 866347-84-4)
- Ethyl 3-(3,4-Dimethoxyphenyl)-3-hydroxy-2-(2-methoxyphenoxy)propionate (CAS 94687-10-2)
- Methyl 5-(3,4-dimethoxyphenyl)-2,7-dimethyl-3-oxo-3,5-dihydro-2H-thiazolo[3,2-a]pyrimidine-6-carboxylate (CAS 384845-27-6)
- 3-[2-(3,4-dimethoxyphenyl)ethyl]-6-ethyl-2-mercaptothieno[2,3-d]pyrimidin-4(3H)-one (CAS 588682-61-5)
- 2-(2,6-Dimethoxyphenyl)-1-tosylpiperidine (CAS 1355200-29-1)
- 4-(3,4-Dimethoxyphenyl)-6-phenyl-2-(piperidin-1-yl)pyrimidine (CAS 5341-53-7)
- 2-[({[2-(3,4-dimethoxyphenyl)ethyl]carbamoyl}methyl)sulfanyl]benzoic acid (CAS 850021-36-2)
- 3-[7-(2,4-Dimethoxyphenyl)-2,3,6,7-tetrahydro-1,4-thiazepin-5-yl]-4-hydroxy-6-methyl-2H-pyran-2-one (CAS 257292-29-8)
Recommended Standards
- 2-Amino-4-(4-fluoro-3-phenoxyphenyl)-5-oxo-5,6,7,8-tetrahydro-4H-chromene-3-carbonitrile (CAS 625376-17-2)
- 2-((4-Allyl-5-(furan-2-yl)-4H-1,2,4-triazol-3-yl)thio)-N-(3,4-difluorophenyl)acetamide (CAS 618879-95-1)
- 3-(2,5-Dimethoxybenzenesulfonyl)-8-methoxy-2H-chromen-2-one (CAS 866346-81-8)
- 2-((4-Allyl-5-(furan-2-yl)-4H-1,2,4-triazol-3-yl)thio)-N-(2,4-difluorophenyl)acetamide (CAS 577964-46-6)
- 2-(Cycloheptylamino)-1-(4-fluorophenyl)ethan-1-one (CAS 1225621-54-4)
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