1-(4-Bromophenyl)-2-tosylethanone CAS 31377-97-6
| CAS No. | 31377-97-6 |
| Molecular Formula | C15H13BrO3S |
| Molecular Weight | 353.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 1-(4-Bromophenyl)-2-tosylethanone 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.
CATO supplies 1-(4-Bromophenyl)-2-tosylethanone (CAS 31377-97-6), a certified reference material (molecular formula C15H13BrO3S, MW 353.23 g/mol) for analytical method development and quality control.
Based on its molecular formula C15H13BrO3S, 1-(4-Bromophenyl)-2-tosylethanone contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution, a polycyclic aromatic system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 353.23 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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.
Physical & Chemical Properties
| Molecular Formula | C15H13BrO3S |
| Molecular Weight | 353.23 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1965 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
Related Bromophenyl Standards
- 2-((4-Bromophenyl)sulfonyl)-4-methyl-6,7-dihydro-5H-cyclopenta[d]pyrimidine (CAS 343374-40-3)
- 5-(4-Bromophenyl)-7-phenyl-4,7-dihydro-[1,2,4]triazolo[1,5-a]pyrimidine (CAS 295803-46-2)
- (E)-3-(5-(4-bromophenyl)furan-2-yl)-1-phenylprop-2-en-1-one (CAS 20005-40-7)
- 1-(4-Bromophenyl)-N-(2-hydroxyethyl)-5-isopropyl-1H-1,2,3-triazole-4-carboxamide (CAS 954850-95-4)
- Ethyl 4-(3-bromophenyl)-1,6-dimethyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate (CAS 512840-37-8)
- 7-(4-Bromophenyl)-2-(methylsulfanyl)-3H,4H-thieno[3,2-d]pyrimidin-4-one (CAS 1291486-56-0)
- 7-(3-Bromophenyl)-2-(methylthio)thieno[3,2-d]pyrimidin-4(3H)-one (CAS 1325303-76-1)
- 2-((4-(4-Bromophenyl)thiazol-2-yl)methyl)thiazol-4-ol (CAS 860651-55-4)
Recommended Standards
- (E)-N'-[(2,6-Dichlorophenyl)methoxy]-N-{thieno[2,3-d]pyrimidin-4-yl}methanimidamide (CAS 477846-38-1)
- (E)-N'-[(2,4-Dichlorophenyl)methoxy]-N-{thieno[2,3-d]pyrimidin-4-yl}methanimidamide (CAS 477846-36-9)
- 2-[2-(5-Bromo-thiophen-2-yl)-vinyl]-6-methoxy-benzoic acid methyl ester (CAS 365543-18-6)
- N'-(4-bromobenzylidene)-4-methylbenzenesulfonohydrazide (CAS 19350-68-6)
- 7-Methoxy-1-methyl-9-(3-phenylpropyl)-9H-pyrido[3,4-b]indole (CAS 752212-78-5)
- N-benzyl-5-chloro-1-(2,6-dichlorobenzyl)-6-oxo-1,6-dihydropyridine-3-carboxamide (CAS 339023-98-2)
- (R)-(3-Aminopiperidin-1-yl)(2-(1-ethyl-1H-pyrrolo[2,3-b]pyridin-2-yl)-7-methoxy-1-methyl-1H-benzo[d]imidazol-5-yl)methanone (CAS 1549810-81-2)
- 3-Chloro-4-(4-fluorophenoxy)aniline (CAS 937608-56-5)
- (2-(4-Cyanophenyl)pyrimidin-5-yl)boronic acid (CAS 2095608-22-1)
- Ethacridine Lactate Impurity 15 (CAS 74859-51-1)
- N-((1-methyl-1H-1,2,3-triazol-5-yl)methyl)thietan-3-amine (CAS 1872837-99-4)
- Flumioxazin (CAS 103361-09-7)
- 5-((6,7-Dimethoxybenzo[d][1,3]dioxol-5-yl)methyl)-4,5-dihydroisoxazole-3-carbohydrazide (CAS 924858-78-6)
- Peptide 439 (CAS CATO-CPTD788439)
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