5-Hydroxy-7-(4-methylphenyl)-2H-1,3-benzoxathiol-2-one CAS 327078-57-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 327078-57-9 |
| Molecular Formula | C14H10O3S |
| Molecular Weight | 258.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Hydroxy-7-(4-methylphenyl)-2H-1,3-benzoxathiol-2-one (CAS 327078-57-9) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C14H10O3S. Molecular weight: 258.29 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C14H10O3S |
| Molecular Weight | 258.29 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 |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Sulfur Atoms | 1 |
Related Hydroxy Standards
- 2-Hydroxy-6-methoxy-1,2,3,4-tetrahydronaphthalene-2-sulfonic acid (CAS 1018123-69-7)
- (2Z)-6-Hydroxy-7-methyl-2-(2-thienylmethylene)-1-benzofuran-3(2H)-one (CAS 1092298-19-5)
- 3-Hydroxy-N,N-dimethyl-2-(methylsulfonamido)benzamide (CAS 1243286-43-2)
- 3-Hydroxy-N,N-dimethyl-5-(methylsulfonamido)benzamide (CAS 1243354-46-2)
- 2-Hydroxy-N,N-dimethyl-4-(methylsulfonamido)benzamide (CAS 1243388-18-2)
- 4-Hydroxy-N,N-dimethyl-2-(methylsulfonamido)benzamide (CAS 1243389-13-0)
- 2-Hydroxy-N,N-dimethyl-6-(methylsulfonamido)benzamide (CAS 1243458-44-7)
- 3-Hydroxy-N,N-dimethyl-4-(methylsulfonamido)benzamide (CAS 1243458-47-0)
Recommended Standards
- 5-Amino-1-(tert-butyl)-3-(4-fluorophenyl)-1H-pyrazole-4-carbonitrile (CAS 320422-34-2)
- 5-Methanesulfonyl-2-(propan-2-yloxy)benzoic acid (CAS 845616-02-6)
- 4-Thiothymidine (CAS 7236-57-9)
- 2-(6-Chloro-5-(difluoromethyl)pyridin-2-yl)acetonitrile (CAS 1803710-30-6)
- N-(3-ethoxybenzyl)-1-(pyridin-3-yl)methanamine (CAS 880804-71-7)
- N-Phenylpyrrolidine-1-sulfonamide (CAS 90810-18-7)
- 1-(4-{[(4-chlorophenyl)methanesulfonyl]methyl}-4-hydroxypiperidin-1-yl)-2,2-dimethylpropan-1-one (CAS 865659-29-6)
- 6-Bromo-5-(difluoromethyl)-4-fluoropicolinonitrile (CAS 1804659-78-6)
- (S)-1-(2-bromo-6-fluorophenyl)-2-methoxyethan-1-amine (CAS 1269786-50-6)
- Tau Peptide (275-305) (Repeat 2 Domain) trifluoroacetate salt (CAS 330456-25-2)
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