2-(4-Ethoxyphenyl)-4-oxo-4H-chromen-3-yl 2,5-dichlorobenzene-1-sulfonate CAS 298217-82-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 298217-82-0 |
| Molecular Formula | C23H16Cl2O6S |
| Molecular Weight | 491.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(4-Ethoxyphenyl)-4-oxo-4H-chromen-3-yl 2,5-dichlorobenzene-1-sulfonate (CAS 298217-82-0) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C23H16Cl2O6S. Molecular weight: 491.34 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C23H16Cl2O6S |
| Molecular Weight | 491.34 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Ethoxyphenyl Standards
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Recommended Standards
- 1-[4-[[4-[(3,4-Dichloro-2-fluorophenyl)amino]-7-methoxy-6-quinazolinyl]oxy]-1-piperidinyl]-2-propen-1-one (CAS 1092364-38-9)
- 4-(2,4-Dichlorophenyl)-2-(4-methylpiperazin-1-yl)-6-[3-(trifluoromethyl)phenyl]pyridine-3-carbonitrile (CAS 303984-86-3)
- 4-(4-(4-Bromophenyl)-5-((3-(trifluoromethyl)benzyl)thio)-4H-1,2,4-triazol-3-yl)pyridine (CAS 477332-92-6)
- (5-cyanofuran-2-yl)methyl acetate (CAS 89149-68-8)
- 1-Amino-2-(hydroxymethyl)cyclopropanecarboxylic acid (CAS 153610-74-3)
- (S)-1-((S)-Ethoxy(phenyl)phosphoryl)ethyl butyrate (CAS 922190-35-0)
- 1-Fluoro-4-iodo-2-isopropylbenzene (CAS 1369775-42-7)
- 6-Methoxyhexan-1-ol (CAS 57021-65-5)
- 5,6-Dihydroxybenzofuran-2-carbohydrazide (CAS 135215-24-6)
- Influenza PR8 Hemagglutinin Peptide (110-119) (H-6312.0005) (CAS 132031-50-6)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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