1-(Methoxymethyl)cyclobutane-1-sulfonyl chloride CAS 2138278-39-2
| CAS No. | 2138278-39-2 |
| Molecular Formula | C6H11ClO3S |
| Molecular Weight | 198.67 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C6H11ClO3S, 1-(Methoxymethyl)cyclobutane-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 198.67 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.
CATO supplies 1-(Methoxymethyl)cyclobutane-1-sulfonyl chloride (CAS 2138278-39-2), a certified reference material (molecular formula C6H11ClO3S, MW 198.67 g/mol) for analytical method development and quality control.
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), 1-(Methoxymethyl)cyclobutane-1-sulfonyl chloride 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 | C6H11ClO3S |
| Molecular Weight | 198.67 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1997 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
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Recommended Standards
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- 7789-41-5 87CNY2EEBH Calcium bromide Calcium bromide [JAN] Calcium bromide (CaBr2) Calcium dibromide EINECS 232-164-6 Calciumbromid Calcium bromatum UNII-87CNY2EEBH EC 232-164-6 HSDB 8493 Calcium bromide solution (CAS 7789-41-5)
- N-((3-Isopropyl-1-methyl-1H-pyrazol-5-yl)methyl)-3-methylbutan-1-amine hydrochloride (CAS 1855945-66-2)
- 3-[(3-Fluorobenzyl)sulfanyl]-1-(3-methylphenyl)-5,6,7,8-tetrahydro-4-isoquinolinecarbonitrile (CAS 439107-42-3)
- 2-(2-(sec-Butyl)phenoxy)acetic acid (CAS 76343-98-1)
- 3-Fluoro-N-(pyrimidin-5-ylmethyl)aniline (CAS 1344208-79-2)
- (2-(4-(Bromomethyl)phenyl)ethene-1,1,2-triyl)tribenzene (CAS 1361969-01-8)
- Pemetrexed impurity 45 (CAS CATO-C4X-172645)
- Semaglutide impurity 250 (CAS CATO-C4X-2226250)
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