2-(4-Methoxyphenyl)-4-oxo-4H-chromen-3-yl 4-chlorobenzene-1-sulfonate CAS 331460-89-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 331460-89-0 |
| Molecular Formula | C22H15ClO6S |
| Molecular Weight | 442.87 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2-(4-Methoxyphenyl)-4-oxo-4H-chromen-3-yl 4-chlorobenzene-1-sulfonate (CAS 331460-89-0), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C22H15ClO6S. Molecular weight: 442.87 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C22H15ClO6S |
| Molecular Weight | 442.87 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 |
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Recommended Standards
- (E)-{[3-(2-{4-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]piperazin-1-yl}ethoxy)phenyl]methylidene}(methyl)oxidoazanium (CAS 321432-40-0)
- 4-[(2E)-3-(2H-1,3-Benzodioxol-5-yl)prop-2-enoyl]phenyl 4-chlorobenzene-1-sulfonate (CAS 331460-88-9)
- Rebamipide Impurity 45 (CAS CATO-C4X-152345)
- [3-(4-Chloro-benzyl)-2,5-dioxo-pyrrolidin-1-yl]-acetic acid (CAS 332849-48-6)
- n-((1-(2-Methoxyethyl)cyclobutyl)methyl)propan-1-amine (CAS 1479387-15-9)
- 3-(3-Bromophenyl)fluoranthene (CAS 1233141-68-8)
- (6-Bromo-2-fluoro-3-isopropoxyphenyl)boronic acid (CAS 1072951-99-5)
- 2-Bromo-4-chloro-3-(trifluoromethyl)acetophenone (CAS 1807014-44-3)
- 1-(4-Fluorophenyl)cyclopentanamine (CAS 160001-92-3)
- [pGlu] Semaglutide (CAS CATO-C4X-2226288)
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