N-(4-bromophenyl)-3-((2,6-dichlorobenzyl)sulfonyl)thiophene-2-carboxamide CAS 251097-58-2
| CAS No. | 251097-58-2 |
| Molecular Formula | C18H12BrCl2NO3S2 |
| Molecular Weight | 505.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
N-(4-bromophenyl)-3-((2,6-dichlorobenzyl)sulfonyl)thiophene-2-carboxamide (CAS 251097-58-2), molecular formula C18H12BrCl2NO3S2 and molecular weight 505.23 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, N-(4-bromophenyl)-3-((2,6-dichlorobenzyl)sulfonyl)thiophene-2-carboxamide (C18H12BrCl2NO3S2) contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine/bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 505.23 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.
As a certified reference material (CRM), N-(4-bromophenyl)-3-((2,6-dichlorobenzyl)sulfonyl)thiophene-2-carboxamide 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 | C18H12BrCl2NO3S2 |
| Molecular Weight | 505.23 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl/Br-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related N Standards
- 3-[(4-Bromophenyl)sulfanyl]-2-(2,4-dichlorophenyl)quinoline-4-carboxylic acid (CAS 477886-47-8)
- {5-[(4-bromophenyl)sulfanyl]-1-methyl-3-(trifluoromethyl)-1H-pyrazol-4-yl}methyl 4-chlorobenzoate (CAS 318239-61-1)
- 1-(4-Bromophenyl)-2-((5-(4-chlorobenzyl)-4-methyl-6-propoxypyrimidin-2-yl)thio)ethanone (CAS 1000576-30-6)
- (5-((4-Bromophenyl)thio)-1-methyl-3-phenyl-1H-pyrazol-4-yl)methyl 4-cyanobenzoate (CAS 956779-10-5)
- 2-((3-(4-Bromophenyl)-4-oxo-3,4,5,6,7,8-hexahydrobenzo[4,5]thieno[2,3-d]pyrimidin-2-yl)thio)-N,N-diethylacetamide (CAS 476484-21-6)
- N-(4-Bromophenyl)-4-{4-[3-(trifluoromethyl)phenyl]-1,3-thiazol-2-yl}benzamide (CAS 338397-07-2)
- 3-{[(4-bromophenyl)methyl]sulfanyl}-5-({[(2,6-dichlorophenyl)methyl]sulfanyl}methyl)-4-ethyl-4H-1,2,4-triazole 344270-90-2 7H-465S (CAS 344270-90-2)
- 2-((5-(4-Bromophenyl)-1-(furan-2-ylmethyl)-1H-imidazol-2-yl)thio)-N-(4-chlorophenyl)acetamide (CAS 1207039-11-9)
Recommended Standards
- 1-(2,4-Dichlorophenyl)-5-(3,4-dichlorophenyl)-N-(3,5-dimethylphenyl)-1H-pyrazole-3-carboxamide (CAS 477713-21-6)
- 4',5'-Dichloro-3',6'-dihydroxy-2',7'-dimethoxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-5-carboxylic acid (CAS 82855-39-8)
- α,β-Methyleneadenosine 5'-Triphosphate DISCONTINUED, see M304165 (CAS 7292-42-4)
- 4',5'-Dichloro-3',6'-dihydroxy-2',7'-dimethoxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-6-carboxylic acid (CAS 82855-40-1)
- Methyl 3-[(5-nitro-2-pyridinyl)oxy]-2-thiophenecarboxylate (CAS 303152-15-0)
- 2-MEthyl-6,7,8,9-tetrahydro-5h-pyrazolo[1',5':1,2]pyrimido[4,5-d]azepin-10-ol dihydrochloride (CAS 1185533-39-4)
- 2-ethyl-6-methylthiomorpholine (CAS 1492419-12-1)
- 1-Methyl-9H-carbazole (CAS 6510-65-2)
- 2-Chloro-N-cyclohexyl-N-(2-((2-methyl-5-nitrophenyl)amino)-2-oxoethyl)benzamide (CAS 332156-69-1)
- 4-Iodo-3-((triisopropylsilyl)ethynyl)aniline (CAS 2886752-28-7)
- (2-Bromophenyl)(methyl)selane (CAS 14403-31-7)
- 3-(3,5-Dimethoxyphenethyl)-1H-pyrazol-5-amine (CAS 1000895-53-3)
- 681806-71-3 Cyclopropanemethanamine, 2-fluoro-1-phenyl-, (1R,2S)-rel- (9CI) (CAS 681806-71-3)
- Cholecystokinin Octapeptide (sulfated) (H-2060.0005) (CAS 25679-23-6)
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