3,4-Dichloro-N-(5,6-dimethyl-1-(3-methylbenzyl)-1H-benzo[d]imidazol-4-yl)benzenesulfonamide CAS 338423-45-3
| CAS No. | 338423-45-3 |
| Molecular Formula | C23H21Cl2N3O2S |
| Molecular Weight | 474.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C23H21Cl2N3O2S, 3,4-Dichloro-N-(5,6-dimethyl-1-(3-methylbenzyl)-1H-benzo[d]imidazol-4-yl)benzenesulfonamide contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 474.40 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.
3,4-Dichloro-N-(5,6-dimethyl-1-(3-methylbenzyl)-1H-benzo[d]imidazol-4-yl)benzenesulfonamide (CAS 338423-45-3), molecular formula C23H21Cl2N3O2S and molecular weight 474.40 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C23H21Cl2N3O2S |
| Molecular Weight | 474.40 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Dichloro Standards
- 2,3-Dichloro-N-(5,6-dimethyl-1-(3-methylbenzyl)-1H-benzo[d]imidazol-4-yl)benzenesulfonamide (CAS 338423-40-8)
- 2,4-Dichloro-N-(5,6-dimethyl-1-(2-methylbenzyl)-1H-benzo[d]imidazol-4-yl)benzenesulfonamide (CAS 338954-84-0)
- 2,4-Dichloro-N-{5,6-dimethyl-1-[(3-methylphenyl)methyl]-1H-1,3-benzodiazol-4-yl}benzene-1-sulfonamide (CAS 338423-46-4)
- 2,5-Dichloro-N-(5,6-dimethyl-1-(2-methylbenzyl)-1H-benzo[d]imidazol-4-yl)benzenesulfonamide (CAS 338954-81-7)
- 2,5-Dichloro-N-(5,6-dimethyl-1-(4-methylbenzyl)-1H-benzo[d]imidazol-4-yl)benzenesulfonamide (CAS 338422-97-2)
- 2,5-Dichloro-N-{5,6-dimethyl-1-[(3-methylphenyl)methyl]-1H-1,3-benzodiazol-4-yl}benzene-1-sulfonamide (CAS 338423-39-5)
- 3,4-Dichloro-N-(5,6-dimethyl-1-(2-methylbenzyl)-1H-benzo[d]imidazol-4-yl)benzenesulfonamide (CAS 338954-83-9)
- 3,5-Dichloro-N-(5,6-dimethyl-1-(3-methylbenzyl)-1H-benzo[d]imidazol-4-yl)benzenesulfonamide (CAS 338423-54-4)
Recommended Standards
- 3,5-Dichloro-N-(5,6-dimethyl-1-(4-methylbenzyl)-1H-benzo[d]imidazol-4-yl)benzenesulfonamide (CAS 338423-00-0)
- 3,5-Dichloro-N-{5,6-dimethyl-1-[(2-methylphenyl)methyl]-1H-1,3-benzodiazol-4-yl}benzene-1-sulfonamide (CAS 338954-72-6)
- 5-[(2,6-dichlorobenzenesulfonyl)methyl]-n-[2-(4-ethylpiperazin-1-yl)ethyl]furan-2-carboxamide (CAS 899178-14-4)
- Methyl 4,5,7,8,9-Penta-O-acetyl-2,6-anhydro-3-deoxy-D-glycero-D-galacto-non-2-enonate (CAS 136737-07-0)
- 2,3-Dihydro-1H-pyrrolo[1,2-a]indole-9a(9H)-methanol (CAS 2833734-36-2)
- N-1-Z-1,6-diaminohexane (CAS 66095-18-9)
- 4-Fluorobenzyl-d6 Chloride (CAS 1219804-13-3)
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- tert-Butyl 3-(3-amino-4-cyano-1H-pyrazol-1-yl)-1-pyrrolidinecarboxylate (CAS 1353500-00-1)
- (Thr(PO3H2)231)-Tau Peptide (225-237) trifluoroacetate salt (CAS 1670270-09-3)
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