3-Formylphenyl 4-chlorobenzenesulfonate CAS 325852-68-4
| CAS No. | 325852-68-4 |
| Molecular Formula | C13H9ClO4S |
| Molecular Weight | 296.73 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 3-Formylphenyl 4-chlorobenzenesulfonate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
3-Formylphenyl 4-chlorobenzenesulfonate (CAS 325852-68-4) is a high-purity analytical reference standard with the molecular formula C13H9ClO4S and a molecular weight of 296.73 g/mol.
Based on its molecular formula C13H9ClO4S, 3-Formylphenyl 4-chlorobenzenesulfonate contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 296.73 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C13H9ClO4S |
| Molecular Weight | 296.73 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Formylphenyl Standards
- 2-Formylphenyl 4-chlorobenzenesulfonate (CAS 634593-06-9)
- 4-Formylphenyl 4-chlorobenzenesulfonate (CAS 432010-14-5)
- 2-Formylphenyl 2,4-dichlorobenzoate (CAS 622790-56-1)
- 3-Formylphenyl 2,4-dichlorobenzoate (CAS 443737-22-2)
- 4-Formylphenyl 2,4-dichlorobenzoate (CAS 321725-88-6)
- N′-[4-[[(4-Formylphenyl)methylene]amino]phenyl]-N,N-dimethylethanimidamide (CAS 2579680-72-9)
- 3-Formylphenyl 4-methoxybenzenesulfonate (CAS 431910-59-7)
- 4-Formylphenyl 4-methoxybenzenesulfonate (CAS 431909-59-0)
Recommended Standards
- 4-((4-Chlorophenyl)sulfonyl)benzoic acid (CAS 37940-65-1)
- 2-((4-Chlorobenzo[d]thiazol-2-yl)carbamoyl)cyclopropane-1-carboxylic acid (CAS 866150-62-1)
- 4'-(Chlorosulfonyl)-[1,1'-biphenyl]-4-carboxylic acid (CAS 340759-68-4)
- {2-[(4-Chlorobenzoyl)amino]-1,3-thiazol-4-yl}acetic acid (CAS 255874-78-3)
- 4-Methoxy-2-(methylthio)-6-(piperazin-1-yl)pyrimidine hydrochloride (CAS 1353965-29-3)
- 1-(3,5-Dibromopyridin-4-yl)ethanone (CAS 870244-29-4)
- Ethyl 2,4-dioxoimidazolidine-1-carboxylate (CAS 861595-12-2)
- 3-Chloro-4-methylbenzonitrile (CAS 21423-81-4)
- (R)-1-(4-Chloro-2,5-difluorophenyl)propan-1-amine (CAS 1212820-37-5)
- 4-(Octyloxy)benzene-1-sulfonyl chloride (CAS 21095-40-9)
- 2-Methyl-4,6-Bis(Octylsulfanylmethyl)Phenol (CAS 110553-27-0)
- Tetraethyl (1-(4-(benzyloxy)phenoxy)ethane-1,1-diyl)bis(phosphonate) (CAS 147875-57-8)
- 5-Bromo-3-(tert-butyl)-6-methylpyrimidine-2,4(1H,3H)-dione (CAS 7286-76-2)
- Peptide Impurity 40 (CAS CATO-CPTD788840)
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 18665070610 / Nicole.chen@cato-chem.com