1-Formylnaphthalen-2-yl 4-chlorobenzenesulfonate CAS 431979-76-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 431979-76-9 |
| Molecular Formula | C17H11ClO4S |
| Molecular Weight | 346.78 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1-Formylnaphthalen-2-yl 4-chlorobenzenesulfonate (CAS 431979-76-9), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C17H11ClO4S. Molecular weight: 346.78 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C17H11ClO4S |
| Molecular Weight | 346.78 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Formylnaphthalen Standards
- 2-((1-Formylnaphthalen-2-yl)oxy)-N-(3-nitrophenyl)acetamide (CAS 331962-88-0)
- Ethyl 5-(((1-formylnaphthalen-2-yl)oxy)methyl)-4,5-dihydroisoxazole-3-carboxylate (CAS 321432-25-1)
- 1-Formylnaphthalen-2-yl 4-methylbenzenesulfonate (CAS 634593-02-5)
- 1-Formylnaphthalen-2-yl 4-acetamidobenzenesulfonate (CAS 431931-45-2)
- Methyl 5-(((1-formylnaphthalen-2-yl)oxy)methyl)furan-2-carboxylate (CAS 438221-05-7)
- 6-((4-Formylnaphthalen-1-yl)oxy)nicotinonitrile (CAS 1087351-20-9)
- 6-((5-Formylnaphthalen-1-yl)oxy)nicotinonitrile (CAS 1087351-40-3)
- Ethyl 2-((1-formylnaphthalen-2-yl)oxy)acetate (CAS 76322-09-3)
Recommended Standards
- 1'-Benzyl-6-chloro-7-fluoro-1H-spiro[furo[3,4-c]pyridine-3,4'-piperidin]-1-one (CAS 1283090-74-3)
- 4-Chloro-5-fluoro-7-(1-(5-methylpyrimidin-2-yl)piperidin-4-yl)-7H-pyrrolo[2,3-d]pyrimidine (CAS 1236285-22-5)
- 3-Chloro-2-[(4-isothiocyanatophenyl)sulfanyl]-5-(trifluoromethyl)pyridine (CAS 1023515-07-2)
- 2-Amino-2-(4-bromophenyl)acetamide (CAS 950651-22-6)
- Human IgE Pentapeptide HEPP (CAS 62087-72-3)
- 2-Amino-8H-purin-6-ol (CAS 914452-01-0)
- 2,3-Dipalmitoyl-sn-glycerol (CAS 6076-30-8)
- 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-Indole (CAS 388116-27-6)
- Desmopressin Impurity 32 (CAS CATO-C4X-221532)
- D-Leu26-Tirzepatide (CAS CATO-CPTD788908)
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