7-Fluoro-3-methyl-2-oxo-2,3-dihydrobenzo[d]oxazole-6-sulfonyl chloride CAS 2387597-75-1
| CAS No. | 2387597-75-1 |
| Molecular Formula | C8H5ClFNO4S |
| Molecular Weight | 265.65 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 7-Fluoro-3-methyl-2-oxo-2,3-dihydrobenzo[d]oxazole-6-sulfonyl chloride 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.
7-Fluoro-3-methyl-2-oxo-2,3-dihydrobenzo[d]oxazole-6-sulfonyl chloride (CAS 2387597-75-1) is a high-purity analytical reference standard with the molecular formula C8H5ClFNO4S and a molecular weight of 265.65 g/mol.
Based on its molecular formula C8H5ClFNO4S, 7-Fluoro-3-methyl-2-oxo-2,3-dihydrobenzo[d]oxazole-6-sulfonyl chloride contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 265.65 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 | C8H5ClFNO4S |
| Molecular Weight | 265.65 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 methanol, ethanol, 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1999 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Fluoro Standards
- 4-Fluoro-3-methyl-2-oxo-2,3-dihydrobenzo[d]oxazole-5-sulfonyl chloride (CAS 2387598-11-8)
- 4-Fluoro-3-methyl-2-oxo-2,3-dihydrobenzo[d]oxazole-6-sulfonyl chloride (CAS 2387598-95-8)
- 4-Fluoro-3-methyl-2-oxo-2,3-dihydrobenzo[d]oxazole-7-sulfonyl chloride (CAS 2387597-35-3)
- 5-Fluoro-3-methyl-2-oxo-2,3-dihydrobenzo[d]oxazole-4-sulfonyl chloride (CAS 2387599-12-2)
- 5-Fluoro-3-methyl-2-oxo-2,3-dihydrobenzo[d]oxazole-7-sulfonyl chloride (CAS 2387596-46-3)
- 6-Fluoro-3-methyl-2-oxo-2,3-dihydrobenzo[d]oxazole-4-sulfonyl chloride (CAS 2387597-44-4)
- 6-Fluoro-3-methyl-2-oxo-2,3-dihydrobenzo[d]oxazole-5-sulfonyl chloride (CAS 2387595-52-8)
- 6-Fluoro-3-methyl-2-oxo-2,3-dihydrobenzo[d]oxazole-7-sulfonyl chloride (CAS 2387595-58-4)
Recommended Standards
- 7-Fluoro-3-methyl-2-oxo-2,3-dihydrobenzo[d]oxazole-5-sulfonyl chloride (CAS 2387599-33-7)
- 9-(4-Chlorophenyl)-9H-purin-6-amine (CAS 6305-23-3)
- 7-Fluoro-3-methyl-2-oxo-2,3-dihydrobenzo[d]oxazole-4-sulfonyl chloride (CAS 2387594-79-6)
- Methyl 3-(2-chlorophenyl)-5-formylisoxazole-4-carboxylate (CAS 682352-78-9)
- 6-Oxo-2-((propylthio)methyl)-1,6-dihydropyrimidine-5-carboxylic acid (CAS 1478360-55-2)
- 2-(5-(Trifluoromethyl)-1,3,4-oxadiazol-2-yl)ethan-1-amine (CAS 944898-34-4)
- N-(3,4-Dimethylphenyl)-2-((4-phenyl-1H-imidazol-2-yl)thio)propanamide (CAS 332101-64-1)
- 6-Fluoro-3,4-dihydro-2H-benzo[b][1,4]oxazine (CAS 105655-00-3)
- 2-[(4-Chlorophenyl)carbamoyl]thiophen-3-yl N,N-dimethylsulfamate (CAS 338794-07-3)
- N-(2-bromophenyl)-2-(4-(4-fluorophenyl)piperazin-1-yl)acetamide (CAS 329929-23-9)
- 2-Chloro-4-(4-(trifluoromethyl)-1h-pyrazol-1-yl)pyrimidine (CAS 1175833-49-4)
- 1-Benzylazepan-3-one hydrochloride (CAS 66603-34-7)
- N-(Furan-2-ylmethyl)-2-(pyrimidin-2-ylamino)thiazole-4-carboxamide (CAS 1251564-16-5)
- Semaglutide Impurity 123 (CAS 71997-93-8)
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