2,3,5-Trichloropyridin-4-ol CAS 1970-40-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1970-40-7 |
| Molecular Formula | C5H2Cl3NO |
| Molecular Weight | 198.43 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2,3,5-Trichloropyridin-4-ol (CAS 1970-40-7), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C5H2Cl3NO. Molecular weight: 198.43 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C5H2Cl3NO |
| Molecular Weight | 198.43 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| 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 |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Trichloropyridin Standards
- 3,4,5-Trichloropyridin-2(3H)-one (CAS 1822711-95-4)
- 2,4,6-Trichloropyridin-3-ol (CAS 58498-59-2)
- 3,4,5-Trichloropyridin-2-ol (CAS 89166-98-3)
- 3,5,6-Trichloropyridin-2-ol (CAS 93111-34-3)
- 3,5,6-Trichloropyridin-2-amine (CAS 1378670-79-1)
- 2,4,5-Trichloropyridin-3-amine (CAS 173435-47-7)
- 2,3,6-Trichloropyridin-4-amine (CAS 874491-78-8)
- 2,4,6-Trichloropyridin-3-amine (CAS 91872-08-1)
Recommended Standards
- Carbamoyl-Asp-OH (CAS 13184-27-5)
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- Diphenyl(silane-d<SUB>2</SUB>) (CAS 17950-94-6)
- 4,4'-Oxybis(chlorobenzene) (CAS 2444-89-5)
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- N-(2-methyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)acetamide (CAS 2256822-74-7)
- 4-(trifluoromethyl)piperidin-4-ol;hydrochloride (CAS 1193389-14-8)
- 4-Methyl-N-(2-methylbutyl)pyridin-3-amine (CAS 1339860-94-4)
- 4-(Tert-butyl)-2,6-dinitrophenol (CAS 4097-49-8)
- Antiarrhythmic peptide (cattle atrium) (CAS 81771-37-1)
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 13829788188 / jacky.chen@cato-chem.com