3-((3,4-Dimethoxyphenyl)sulfonyl)-2H-chromen-2-one CAS 866347-83-3
| CAS No. | 866347-83-3 |
| Molecular Formula | C17H14O6S |
| Molecular Weight | 346.35 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-((3,4-Dimethoxyphenyl)sulfonyl)-2H-chromen-2-one (CAS 866347-83-3) is a high-purity analytical reference standard with the molecular formula C17H14O6S and a molecular weight of 346.35 g/mol.
Owing to a flavonoid core, a sulfone group, a hydroxyl group, an ether linkage, 3-((3,4-Dimethoxyphenyl)sulfonyl)-2H-chromen-2-one is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 346.35 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.
As a certified reference material (CRM), 3-((3,4-Dimethoxyphenyl)sulfonyl)-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 | C17H14O6S |
| Molecular Weight | 346.35 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-((2,5-Dimethoxyphenyl)sulfonyl)-2H-chromen-2-one (CAS 866346-80-7)
- 1-(2,3-Dimethoxyphenyl)-3-(5-(thiophen-2-yl)-1,3,4-oxadiazol-2-yl)urea (CAS 1286720-31-7)
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- (R)-2-(3-(3-(3,4-dimethoxyphenyl)-1-hydroxypropyl)phenoxy)acetic acid (CAS 215169-00-9)
- 3,3-Bis(3,4-dimethoxyphenyl)propanoic acid (CAS 6256-05-9)
- 2-(3-(3,4-Dimethoxyphenyl)-1H-pyrazol-5-yl)naphthalen-1-ol (CAS 371213-22-8)
- 3-(2,4-Dimethoxyphenyl)-3-phenylisobenzofuran-1(3H)-one (CAS 79930-53-3)
- 4-(3,4-Dimethoxyphenyl)-2-methyl-3-(methylthio)-2,3-dihydro-1H-pyrrolo[3,4-c]pyridine-1,6(5H)-dione (CAS 1269528-79-1)
Recommended Standards
- 3,3-Dimethyl-1-((1-methyl-5-morpholino-3-(trifluoromethyl)-1H-pyrazol-4-yl)methyl)azetidin-2-one (CAS 955976-72-4)
- 2-(Allylthio)-5-(1-methyl-3-(trifluoromethyl)-1H-thieno[2,3-c]pyrazol-5-yl)-1,3,4-oxadiazole (CAS 339103-31-0)
- 3-{3-Ethoxy-4-[2-(4-fluoro-phenoxy)-ethoxy]-phenyl}-acrylic acid (CAS 571151-06-9)
- 2-(4-tert-Butylphenoxy)-3-(trifluoromethyl)quinoxaline (CAS 338773-60-7)
- 5-Amino-pyrimidine-4-carboxylic acid (CAS 59950-53-7)
- (2,4-Dimethylphenyl)(quinolin-3-yl)methanone (CAS 1187167-36-7)
- 1-hydroxypropan-2-yl 4-hydroxybenzoate (CAS 438537-46-3)
- 4-(5-(3,4-Dimethoxyphenyl)-1,3,4-oxadiazol-2-yl)aniline (CAS 1082869-55-3)
- 4-(Benzylsulfanyl)-1-phenyl-1h-imidazole-5-carbaldehyde (CAS 1251922-54-9)
- (-)-(18-Crown-6)-2,3,11,12-tetracarboxylic Acid (CAS 73891-15-3)
- tert-Butyl 2-amino-5,6-dihydropyrimidine-1(4H)-carboxylate (CAS 351447-46-6)
- (2S)-2-amino-3-phenyl-N-(thiophen-2-ylmethyl)propanamide (CAS 762215-56-5)
- Tert-butyl (3R,4R)-3-hydroxy-4-isobutylpyrrolidine-1-carboxylate (CAS 2377787-48-7)
- Semaglutide impurity 41 (CAS CATO-C4X-222641)
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