3-(Benzenesulfonyl)-6,8-dibromo-2H-chromen-2-one CAS 1351804-74-4
| CAS No. | 1351804-74-4 |
| Molecular Formula | C15H8Br2O4S |
| Molecular Weight | 444.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-(Benzenesulfonyl)-6,8-dibromo-2H-chromen-2-one (CAS 1351804-74-4), a certified reference material (molecular formula C15H8Br2O4S, MW 444.09 g/mol) for analytical method development and quality control.
Structurally, 3-(Benzenesulfonyl)-6,8-dibromo-2H-chromen-2-one (C15H8Br2O4S) contains a flavonoid core, a sulfone group, a hydroxyl group, an ether linkage, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 444.09 g/mol, it falls into the moderately-high-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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.
CATO manufactures 3-(Benzenesulfonyl)-6,8-dibromo-2H-chromen-2-one 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.
Physical & Chemical Properties
| Molecular Formula | C15H8Br2O4S |
| Molecular Weight | 444.09 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
Related Benzenesulfonyl Standards
- 3-(Benzenesulfonyl)-N-(2-methoxy-5-methylphenyl)-[1,2,3]triazolo[1,5-a]quinazolin-5-amine (CAS 866811-47-4)
- 4-(Benzenesulfonyl)-2-[(4-methylphenyl)methanesulfonyl]-5,6,7,8-tetrahydroquinazoline (CAS 478067-50-4)
- 5-(Benzenesulfonyl)-4-(2,4-dichlorophenyl)-2-(pyridin-3-yl)pyrimidine (CAS 339108-13-3)
- 5-(Benzenesulfonyl)-4-(3,4-dichlorophenyl)-2-(pyridin-2-yl)pyrimidine (CAS 339107-70-9)
- 5-(Benzenesulfonyl)-4-(3,4-dichlorophenyl)-2-(pyridin-3-yl)pyrimidine (CAS 339107-68-5)
- 5-(Benzenesulfonyl)-4-(3,4-dichlorophenyl)-2-(pyridin-4-yl)pyrimidine (CAS 339107-66-3)
- 3-(Benzenesulfonyl)-6,8-dibromoquinolin-2-amine (CAS 866019-19-4)
- 5-(Benzenesulfonyl)-4-(2,4-dichlorophenyl)-2-phenylpyrimidine (CAS 339108-15-5)
Recommended Standards
- Mono[2-(perfluorohexyl)ethyl] phosphate (CAS 57678-01-0)
- Ethyl 6-bromo-3-[(3,4-dichlorophenyl)methyl]-2-oxo-2,3-dihydro-1H-1,3-benzodiazole-1-carboxylate (CAS 339013-63-7)
- Furosemide Impurity 25 (CAS CATO-C4X-140235)
- (R)-(+)-3,3’-Dibromo-1,1’-bi-2-naphthol (CAS 111795-43-8)
- Lipoamido-PEG12-acid (CAS 2407442-47-9)
- 6-Hydroxy-2-(trifluoromethyl)nicotinic acid (CAS 862111-58-8)
- 4,4-Dimethyl-1-(m-tolyl)pyrazolidin-3-one (CAS 66084-81-9)
- Ethyl 2-hydroxy-3-nitrobenzoate (CAS 90564-38-8)
- 2-(tert-Butyl)-1H-indol-5-ol (CAS 582319-36-6)
- 5-Bromo-3-(trifluoromethyl)picolinaldehyde (CAS 1227489-83-9)
- 3-Isopropyl-1-(thiophen-2-yl)cyclobutane-1-carboxylic acid (CAS 1509663-85-7)
- (E)-4-(3-nitrophenyl)-3-buten-2-one (CAS 7466-48-0)
- 2-Chloro-N-cyclopropyl-4-fluoro-3-methoxybenzamide (CAS 2586126-94-3)
- Neuropeptide Y (3-36) (porcine) trifluoroacetate salt (CAS 143863-88-1)
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