3-(Thiophen-2-ylmethoxy)propane-1-sulfonyl chloride CAS 1342869-67-3
| CAS No. | 1342869-67-3 |
| Molecular Formula | C8H11ClO3S2 |
| Molecular Weight | 254.75 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 254.75 g/mol gives 3-(Thiophen-2-ylmethoxy)propane-1-sulfonyl chloride distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
3-(Thiophen-2-ylmethoxy)propane-1-sulfonyl chloride (CAS 1342869-67-3), molecular formula C8H11ClO3S2 and molecular weight 254.75 g/mol, is a CATO reference standard with documented purity and traceability.
The molecular framework of 3-(Thiophen-2-ylmethoxy)propane-1-sulfonyl chloride (C8H11ClO3S2) is characterized by a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution. In reversed-phase chromatography, its retention is governed primarily by the polarity and ionization state of its functional groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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.
CATO manufactures 3-(Thiophen-2-ylmethoxy)propane-1-sulfonyl chloride under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C8H11ClO3S2 |
| Molecular Weight | 254.75 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 | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 2 |
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