2-chloro-1-oxido-5-(trifluoromethyl)pyridin-1-ium CAS 261956-65-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 261956-65-4 |
| Molecular Formula | C6H8ClF3NO |
| Molecular Weight | 202.58 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-chloro-1-oxido-5-(trifluoromethyl)pyridin-1-ium (CAS 261956-65-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C6H8ClF3NO. Molecular weight: 202.58 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C6H8ClF3NO |
| Molecular Weight | 202.58 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 | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 1.5 |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 1 |
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Recommended Standards
- 7H-Pyrazolo[4,3-d]pyrimidin-7-one, 5-chloro-3-fluoro-1,6-dihydro-1-methyl- (CAS 2445845-24-7)
- 3-(3,4-Difluorophenyl)acryloyl chloride (CAS 1043546-64-0)
- 5-Chloro-2-fluoro-3-formylbenzoic acid (CAS 2166733-68-0)
- 2,5-Dichloro-3-(difluoromethoxy)cinnamic acid (CAS 1807333-74-9)
- 2-(2,5-Dioxooxazolidin-4-yl)acetamide (CAS 16875-31-3)
- 2,5-Furandione, polymer with 1-hexene, ammonium salt (CAS 67953-79-1)
- Dammar-20(21)-en-3,24,25-triol (CAS 55050-69-6)
- N-Cyclopropyl-4-(pyrazolo[1,5-b]pyridazin-3-yl)pyrimidin-2-amine (CAS 551919-54-1)
- Terbutaline Impurity 23 (CAS CATO-C4X-118323)
- Insulin Degludec Impurity 3 (CAS CATO-C4X-21573)
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