5-Butoxypentane-1-sulfonyl chloride CAS 1344237-62-2
| CAS No. | 1344237-62-2 |
| Molecular Formula | C9H19ClO3S |
| Molecular Weight | 242.76 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 242.76 g/mol gives 5-Butoxypentane-1-sulfonyl chloride distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
5-Butoxypentane-1-sulfonyl chloride (CAS 1344237-62-2), molecular formula C9H19ClO3S and molecular weight 242.76 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C9H19ClO3S, 5-Butoxypentane-1-sulfonyl chloride contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 242.76 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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 | C9H19ClO3S |
| Molecular Weight | 242.76 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 0.0 |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Recommended Standards
- 3-((4-Methylpentan-2-yl)oxy)propane-1-sulfonyl chloride (CAS 1344084-32-7)
- 4-(Isopentyloxy)butane-1-sulfonyl chloride (CAS 1344240-73-8)
- 2-Methyl-3-(tert-pentyloxy)propane-1-sulfonyl chloride (CAS 1343951-85-8)
- 4-(Isopentylthio)benzoyl chloride (CAS 1443325-19-6)
- 1-(Bromomethyl)-3,5-difluoro-2-nitrobenzene (CAS 1258546-68-7)
- (E)-3,3-dimethyl-1-(4-methyl-2-nitrophenoxy)butan-2-one O-cyclohexylcarbamoyl oxime (CAS 478048-94-1)
- Ethyl 2-((3,5-difluorophenyl)thio)-2-oxoacetate (CAS 1443342-29-7)
- Methyl 4-fluoro-5-hydroxy-2-((2-(trimethylsilyl)ethoxy)methoxy)benzoate (CAS 2787516-05-4)
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- tert-Butyl (R)-6-methoxy-1-methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,4-dihydroisoquinoline-2(1H)-carboxylate (CAS 2766800-05-7)
- 3-(1-Sulfamoylethyl)benzenesulfonamide (CAS 1251025-08-7)
- 1,3-Difluoro-2-(3-fluoro-4-nitrophenoxy)-5-(trifluoromethyl)benzene (CAS 2244083-25-6)
- Moxifloxacin Impurity 62 (CAS CATO-C4X-107462)
- Semaglutide Impurity 12 (CAS CATO-C4X-222612)
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