5-[(benzenesulfonyl)methyl]-2-chloro-1,3-thiazole CAS 320423-60-7
| CAS No. | 320423-60-7 |
| Molecular Formula | C10H8ClNO2S2 |
| Molecular Weight | 273.76 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 5-[(benzenesulfonyl)methyl]-2-chloro-1,3-thiazole (C10H8ClNO2S2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 273.76 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
5-[(benzenesulfonyl)methyl]-2-chloro-1,3-thiazole (CAS 320423-60-7) is a high-purity analytical reference standard with the molecular formula C10H8ClNO2S2 and a molecular weight of 273.76 g/mol.
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), 5-[(benzenesulfonyl)methyl]-2-chloro-1,3-thiazole 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 | C10H8ClNO2S2 |
| Molecular Weight | 273.76 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
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Recommended Standards
- 5-((4-Chloro-2-methoxyphenyl)amino)-1,3,4-thiadiazole-2(3H)-thione (CAS 61335-30-6)
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- 4-Methyl-2-phenylthiazole-5-sulfonyl chloride (CAS 690632-88-3)
- 7-Benzyl-4-chloro-2-methyl-5,6,7,8-tetrahydropyrido[3,4-d]pyrimidine (CAS 300552-41-4)
- 3-Bromo-4-((2-methylbenzyl)oxy)benzohydrazide (CAS 1706453-44-2)
- 2,2-Diethylbutanoyl chloride (CAS 35354-15-5)
- 4-[(2,5-dioxopyrrolidin-1-yl)amino]benzoic acid (CAS 1803583-81-4)
- tert-Butyl hexahydro-1'H-spiro[cyclopropane-1,6'-pyrrolo[3,4-b]pyrrole]-1'-carboxylate (CAS 2266594-77-6)
- N-{3-[5-(trifluoromethyl)pyridin-2-yl]phenyl}benzenesulfonamide (CAS 1092346-19-4)
- N-(4-Bromo-3-methylphenyl)-5-methyl-12-oxo-5H,5aH,6H,7H,8H,9H,10H,12H-azepino[2,1-b]quinazoline-3-carboxamide (CAS 1775511-76-6)
- 2,2,2-trifluoroethyl N-[(2,2,2-trifluoroethoxy)carbonyl]carbamate (CAS 2031269-45-9)
- 9,10[1',2']-Benzenoanthracene-2,3,6,7,14,15-hexacarboxylicacid,9,10-dihydro (CAS 945681-56-1)
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- Semaglutide impurity 77 (CAS CATO-C4X-222677)
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