2-[1-(3,5-Dichlorobenzenesulfonyl)pyrrolidin-2-yl]-1,3-benzothiazole CAS 672925-46-1
| CAS No. | 672925-46-1 |
| Molecular Formula | C17H14Cl2N2O2S2 |
| Molecular Weight | 413.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-[1-(3,5-Dichlorobenzenesulfonyl)pyrrolidin-2-yl]-1,3-benzothiazole (CAS 672925-46-1) is a high-purity analytical reference standard with the molecular formula C17H14Cl2N2O2S2 and a molecular weight of 413.34 g/mol.
Based on its molecular formula C17H14Cl2N2O2S2, 2-[1-(3,5-Dichlorobenzenesulfonyl)pyrrolidin-2-yl]-1,3-benzothiazole 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 413.34 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
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), 2-[1-(3,5-Dichlorobenzenesulfonyl)pyrrolidin-2-yl]-1,3-benzothiazole 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 | C17H14Cl2N2O2S2 |
| Molecular Weight | 413.34 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
Related Dichlorobenzenesulfonyl Standards
- 1-(2,4-Dichlorobenzenesulfonyl)-5-[2-(1H-1,2,4-triazol-1-yl)propan-2-yl]-1H-pyrazole-4-carbonitrile (CAS 318469-20-4)
- 1-{4-[(3,4-dichlorobenzenesulfonyl)methyl]-4-hydroxypiperidin-1-yl}-2,2-dimethylpropan-1-one (CAS 865659-58-1)
- Methyl 3-[(2,5-dichlorobenzenesulfonyl)oxy]-4-nitrobenzoate (CAS 297150-06-2)
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- 4-(2,4-Dichlorobenzenesulfonyl)-3-propyl-1,2,3,4-tetrahydroquinoxalin-2-one (CAS 1008070-10-7)
- 4-[4-(2,3-Dichlorobenzenesulfonyl)piperazin-1-yl]benzonitrile (CAS 478046-89-8)
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Recommended Standards
- 2-(1-((2,5-Dichlorophenyl)sulfonyl)pyrrolidin-2-yl)benzo[d]thiazole (CAS 672925-48-3)
- 2-Chloro-N-((2-(4-chlorophenyl)-4-methylthiazol-5-yl)methyl)benzenesulfonamide (CAS 866018-51-1)
- 1119392-30-1 1-(((4-((2,4-Dichlorophenyl)amino)(3,5-thiazolyl))methyl)sulfonyl)-4-methylbenzene MFCD06199185 (CAS 1119392-30-1)
- 3-n-Propyl-2-pyrazolin-5-one, 98% (CAS 29211-70-9)
- 2-((5-Bromo-N-methylthiophene)-2-sulfonamido)acetamide (CAS 1226218-79-6)
- 2-(2,6-Dimethoxyphenyl)-4,4-dimethyl-4,5-dihydrooxazole (CAS 64957-86-4)
- 3-(Chloromethyl)-4,5-dimethylpyridine (CAS 1211541-85-3)
- 1,4-Bis((4,8,11-tritosyl-1,4,8,11-tetraazacyclotetradecan-1-yl)methyl)benzene (CAS 110078-47-2)
- 4-((4-Fluorophenoxy)methyl)tetrahydro-2H-pyran-4-carbonitrile (CAS 1387574-11-9)
- Ethyl 2,4-dichloro-5-(difluoromethoxy)benzoate (CAS 1804516-25-3)
- (S)-4-(Benzyloxy)-2-ethyl-4-oxobutanoic acid (CAS 1932079-11-2)
- Methyl 6-(diethylamino)-5-methylnicotinate (CAS 37444-48-7)
- 2-(Methylthio)imidazole (CAS 7666-04-8)
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