tert-Butyl (5-chlorothiophen-3-yl)carbamate CAS 1627559-62-9
| CAS No. | 1627559-62-9 |
| Molecular Formula | C9H12ClNO2S |
| Molecular Weight | 233.72 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 233.72 g/mol gives tert-Butyl (5-chlorothiophen-3-yl)carbamate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
tert-Butyl (5-chlorothiophen-3-yl)carbamate (CAS 1627559-62-9), molecular formula C9H12ClNO2S and molecular weight 233.72 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C9H12ClNO2S, tert-Butyl (5-chlorothiophen-3-yl)carbamate contains a nitrogen-containing heterocyclic scaffold, 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 233.72 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), tert-Butyl (5-chlorothiophen-3-yl)carbamate 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 | C9H12ClNO2S |
| Molecular Weight | 233.72 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Recommended Standards
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