5-Chloro-3-ethyl-2-methylbenzo[d]thiazol-3-ium 4-methylbenzenesulfonate CAS 63149-16-6
| CAS No. | 63149-16-6 |
| Molecular Formula | C10H11ClNS |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 5-Chloro-3-ethyl-2-methylbenzo[d]thiazol-3-ium 4-methylbenzenesulfonate 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.
5-Chloro-3-ethyl-2-methylbenzo[d]thiazol-3-ium 4-methylbenzenesulfonate (CAS 63149-16-6) is a high-purity analytical reference standard with the molecular formula C10H11ClNSC7H7O3S and a molecular weight of 383.90 g/mol.
Structurally, 5-Chloro-3-ethyl-2-methylbenzo[d]thiazol-3-ium 4-methylbenzenesulfonate (C10H11ClNSC7H7O3S) contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 383.90 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C10H11ClNS C7H7O3S |
| Molecular Weight | 383.90 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1975 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
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Recommended Standards
- (7-Bromo-3-fluoroimidazo[1,2-a]pyridin-2-yl)methanol (CAS 2306269-81-6)
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- 1-(Nitromethyl)cyclopentanol (CAS 72936-38-0)
- 3,5-Dibromo-4-Hydroxybenzoic Acid Methyl Ester (CAS 41727-47-3)
- Ethyl 4-methyl-2-((4-(trifluoromethoxy)phenyl)amino)thiazole-5-carboxylate (CAS 497083-33-7)
- 4,5-Dimethyl-2-(2-phenoxyacetamido)thiophene-3-carboxamide (CAS 315675-44-6)
- Semaglutide Impurity 148 (CAS CATO-C4X-2226148)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com