N-(4-Bromo-3-hydroxyphenyl)methanesulfonamide CAS 1243407-97-7
| CAS No. | 1243407-97-7 |
| Molecular Formula | C7H8BrNO3S |
| Molecular Weight | 266.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of N-(4-Bromo-3-hydroxyphenyl)methanesulfonamide is closely related to an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
N-(4-Bromo-3-hydroxyphenyl)methanesulfonamide (CAS 1243407-97-7) is a high-purity analytical reference standard with the molecular formula C7H8BrNO3S and a molecular weight of 266.11 g/mol.
Based on its molecular formula C7H8BrNO3S, N-(4-Bromo-3-hydroxyphenyl)methanesulfonamide contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 266.11 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.
As a certified reference material (CRM), N-(4-Bromo-3-hydroxyphenyl)methanesulfonamide 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 | C7H8BrNO3S |
| Molecular Weight | 266.11 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, water |
| 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related N Standards
- N-(4-Bromo-2-hydroxyphenyl)methanesulfonamide (CAS 105295-63-4)
- 5-(4-Bromo-2-fluorophenyl)-2-methylpyridine (CAS 1187163-44-5)
- 2-(4-Bromo-2-fluorophenyl)-5-methylpyridine (CAS 1187163-97-8)
- 2-(4-Bromo-2-fluorophenyl)-6-methylpyridine (CAS 1187168-20-2)
- 4-(4-Bromo-2-fluorophenyl)-2-methylpyridine (CAS 1187168-25-7)
- 2-(4-Bromo-2-fluorophenyl)-4-methylpyridine (CAS 1187168-33-7)
- 2-(4-Bromo-2-fluorophenyl)-3-methylpyridine (CAS 1187169-99-8)
- 4-Bromo-3-methoxybenzenesulfonamide (CAS 1206104-66-6)
Recommended Standards
- N-(5-Bromo-2-hydroxyphenyl)methanesulfonamide (CAS 1243365-69-6)
- 2-[4-(Bromomethyl)phenyl]-5-fluoropyridine (CAS 1257426-56-4)
- 2-(Bromomethyl)-6-(3-fluorophenyl)pyridine (CAS 1227511-54-7)
- 3-Bromo-5-methoxybenzene-1-sulfonamide (CAS 1261438-84-9)
- Acetochlor-d11 (CAS 1189897-44-6)
- 2-Amino-3-methyl-N-(3-pyridinylmethyl)butanamidehydrochloride (CAS 1236257-03-6)
- 1-(2-Fluoro-4-(2-methoxyethoxy)phenyl)piperazine hydrochloride (CAS 2410102-90-6)
- 5-Chloro-1-methyl-3-(trifluoromethyl)-1h-pyrazole-4-sulfonyl chloride (CAS 1215986-42-7)
- 2-(2-Bromo-6-hydroxypyridin-4-yl)acetic acid (CAS 1393530-68-1)
- 2,2-Dimethyl-4-oxo-3,4-dihydro-2H-pyran-6-carboxylic acid (CAS 80866-93-9)
- Ethyl 5-(trimethylsilyl)-4,5-dihydroisoxazole-3-carboxylate (CAS 139146-96-6)
- Benzyl 3-fluoro-5-(hydroxymethyl)piperidine-1-carboxylate (CAS 1356342-79-4)
- 7-Methyl-3,4-dihydro-2h-1-benzopyran-4-ol (CAS 18385-78-9)
- Tau Peptide (337-368) (Repeat 4 Domain) trifluoroacetate salt (CAS 330456-27-4)
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