Suplatast Tosilate Impurity 5 CAS CATO-C4X-32685
| CAS No. | CATO-C4X-32685 |
| Molecular Formula | C17H28NO4S |
| Molecular Weight | N/A |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C17H28NO4SC7H7O3S, Suplatast Tosilate Impurity 5 contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 513.66 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Suplatast Tosilate Impurity 5 (CAS CATO-C4X-32685) is a certified pharmaceutical impurity reference standard with the molecular formula C17H28NO4SC7H7O3S and a molecular weight of 513.66 g/mol.
This reference standard supports related-substances testing and method development in line with ICH Q3A/Q3B guidance on impurity control, and is suitable for system suitability testing and forced-degradation studies.
CATO manufactures Suplatast Tosilate Impurity 5 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 | C17H28NO4S C7H7O3S |
| Molecular Weight | 513.66 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related Suplatast Standards
Recommended Standards
- Digoxin EP Impurity F (CAS 5297-05-2)
- Budesonide Impurity 71 (CAS 91160-87-1)
- Maprotiline EP impurity C HCl (CAS 92202-51-2)
- 2-Bromo-5-(methoxycarbonyl)benzoic acid (CAS 1621912-33-1)
- Demeclocycline Hydrochloride (CAS 64-73-3)
- 2,3-Bis(4-nitrophenyl)-5-phenyltetrazolium Chloride (CAS 69231-13-6)
- Tert-butyl 4-((methylamino)methyl)piperidine-1-carboxylate but-2-enedioate (CAS 1423796-07-9)
- 1,4-Difluoro-2-nitro-5-propoxybenzene (CAS 897732-26-2)
- 1-(1,1-Dioxidothietan-3-yl)-3-ethylthiourea (CAS 1853051-54-3)
- Tau Peptide (45-73) (Exon 2/Insert 1 Domain) trifluoroacetate salt (CAS 2022956-54-1)
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