Methyl 3-[(2,5-dichlorobenzenesulfonyl)oxy]-4-nitrobenzoate CAS 297150-06-2
| CAS No. | 297150-06-2 |
| Molecular Formula | C14H9Cl2NO7S |
| Molecular Weight | 406.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Methyl 3-[(2,5-dichlorobenzenesulfonyl)oxy]-4-nitrobenzoate (CAS 297150-06-2) is a high-purity analytical reference standard with the molecular formula C14H9Cl2NO7S and a molecular weight of 406.19 g/mol.
Based on its molecular formula C14H9Cl2NO7S, Methyl 3-[(2,5-dichlorobenzenesulfonyl)oxy]-4-nitrobenzoate contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 406.19 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
As a certified reference material (CRM), Methyl 3-[(2,5-dichlorobenzenesulfonyl)oxy]-4-nitrobenzoate meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C14H9Cl2NO7S |
| Molecular Weight | 406.19 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), 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; 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 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Methyl Standards
- 1-{4-[(3,4-dichlorobenzenesulfonyl)methyl]-4-hydroxypiperidin-1-yl}-2,2-dimethylpropan-1-one (CAS 865659-58-1)
- 1-(2,4-Dichlorobenzenesulfonyl)-5-[2-(1H-1,2,4-triazol-1-yl)propan-2-yl]-1H-pyrazole-4-carbonitrile (CAS 318469-20-4)
- 4-(2,4-Dichlorobenzenesulfonyl)-3-propyl-1,2,3,4-tetrahydroquinoxalin-2-one (CAS 1008070-10-7)
- 2-[1-(3,5-Dichlorobenzenesulfonyl)pyrrolidin-2-yl]-1,3-benzothiazole (CAS 672925-46-1)
- 4-[4-(2,3-Dichlorobenzenesulfonyl)piperazin-1-yl]benzonitrile (CAS 478046-89-8)
- 4-[4-(2,4-Dichlorobenzenesulfonyl)piperazin-1-yl]benzonitrile (CAS 478046-84-3)
- 4-[4-(3,4-Dichlorobenzenesulfonyl)piperazin-1-yl]benzonitrile (CAS 478046-90-1)
- Ethyl 2-[1-(2,4-dichlorobenzenesulfonyl)-3-oxopiperazin-2-yl]acetate (CAS 318469-54-4)
Recommended Standards
- Methyl (3-(tributylstannyl)propyl)carbamate (CAS 105941-72-8)
- Brimonidine Impurity 7 (CAS CATO-C4X-15667)
- 4-(Tributylstannyl)-1H-indole (CAS 1025745-98-5)
- 2-Fluoro-4-methyl-5-(tributylstannyl)pyridine (CAS 1245816-06-1)
- 2-(3,3-Difluoropiperidin-1-yl)-3-(trifluoromethyl)pyridine 1707605-11-5 (CAS 1707605-11-5)
- 3,3,4,4,5,5,6,6,6-Nonafluorohex-1-en-1-yl carbonate (CAS 1469980-27-5)
- N1-Pyridin-3-yl-ethane-1,2-diamine dihydrochloride (CAS 1965308-83-1)
- LCZ-696 Impurity 33 (CAS CATO-C4X-169633)
- (4-Benzylpiperazin-1-yl)(1h-indol-2-yl)methanone (CAS 41717-13-9)
- 1-(2-Chloro-6-fluorobenzyl)-3-(3,4-dimethoxyphenyl)-1H-pyrazole-4-carbaldehyde (CAS 1007192-89-3)
- 2-(7-Bromo-5-fluoro-2-methyl-1H-indol-3-yl)ethan-1-amine oxalate (CAS 1048343-53-8)
- tert-Butyl (R)-4-oxo-1-((S)-1-phenylethyl)piperidine-2-carboxylate (CAS 930111-75-4)
- Pibrentasvir Impurity 4 (CAS 1292836-20-4)
- Des-Gly34-Tirzepatide (CAS CATO-CPTD788940)
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