7-(3,5-Dichlorophenyl)-5-hydroxy-2H-1,3-benzoxathiol-2-one CAS 315240-93-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 315240-93-8 |
| Molecular Formula | C13H6Cl2O3S |
| Molecular Weight | 313.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7-(3,5-Dichlorophenyl)-5-hydroxy-2H-1,3-benzoxathiol-2-one (CAS 315240-93-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C13H6Cl2O3S. Molecular weight: 313.16 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C13H6Cl2O3S |
| Molecular Weight | 313.16 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Dichlorophenyl Standards
- 7-(2,4-Dichlorophenyl)-5-hydroxybenzo[d][1,3]oxathiol-2-one (CAS 327078-58-0)
- Ethyl 1-(2,6-dichlorophenyl)-3,5-dimethyl-1H-pyrazole-4-carboxylate (CAS 1006441-21-9)
- 2-(2-(2,4-Dichlorophenyl)-2-oxoethyl)-5-methylcyclohexane-1,3-dione (CAS 1022423-36-4)
- (2E)-2-{[(3,4-dichlorophenyl)amino](hydroxy)methylidene}-4,4-dimethyl-3-oxopentanenitrile (CAS 1024696-02-3)
- Ethyl 1-(3,5-dichlorophenyl)-3,5-dimethyl-1H-pyrazole-4-carboxylate (CAS 1858255-30-7)
- 1-(2,4-Dichlorophenyl)-N-isopropyl-5-methyl-1H-1,2,4-triazole-3-carboxamide (CAS 338398-21-3)
- 1-(2,5-dichlorophenyl)-5-methyl-N-propyl-1H-1,2,4-triazole-3-carboxamide (CAS 338398-38-2)
- 1-(2,5-dichlorophenyl)-N-isopropyl-5-methyl-1H-1,2,4-triazole-3-carboxamide (CAS 338407-89-9)
Recommended Standards
- Methyl 6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)quinoline-4-carboxylate (CAS 2247162-79-2)
- 6,8-Dichloro-2-methyl-3-(1,3,4-thiadiazol-2-yl)quinazolin-4(3H)-one (CAS 338794-36-8)
- N-[(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)methyl]-1,8-naphthyridine-2-carboxamide (CAS 2246773-81-7)
- Lithium 5-bromo-1,3,4-thiadiazole-2-carboxylate (CAS 2248327-17-3)
- N-(2-((3-Cyano-6-methylquinolin-2-yl)amino)ethyl)-2-methylbenzamide (CAS 606105-44-6)
- 5-Ethynyl-2,3-dimethoxypyridine (CAS 1256818-53-7)
- 2,2-Dimethyl-1,3-oxazinane (CAS 73155-29-0)
- Methyl 2-(azetidin-3-ylidene)acetate hydrochloride (CAS 1378809-91-6)
- 3,3,3-trifluoropropanoyl chloride 3,3,3-tris(fluoranyl)propanoyl chloride 41463-83-6 A825563 (CAS 41463-83-6)
- D-[Ser]8-Semaglutide (CAS CATO-CPTD788632)
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 13829788188 / jacky.chen@cato-chem.com