2-(Difluoromethyl)-4-nitro-5-(trifluoromethoxy)pyridine-3-carbonyl chloride CAS 1805018-33-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1805018-33-0 |
| Molecular Formula | C8H2ClF5N2O4 |
| Molecular Weight | 320.56 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(Difluoromethyl)-4-nitro-5-(trifluoromethoxy)pyridine-3-carbonyl chloride (CAS 1805018-33-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H2ClF5N2O4. Molecular weight: 320.56 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H2ClF5N2O4 |
| Molecular Weight | 320.56 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 sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 2 |
Related Difluoromethyl Standards
- 2-(Difluoromethyl)-3-nitro-6-(trifluoromethoxy)pyridine-5-carbonyl chloride (CAS 1804438-48-9)
- 2-(Difluoromethyl)-5-nitro-4-(trifluoromethoxy)pyridine-3-carbonyl chloride (CAS 1804857-15-5)
- 4-(Difluoromethyl)-5-nitro-2-(trifluoromethoxy)nicotinoyl chloride (CAS 1804857-30-4)
- 4-(Difluoromethyl)-5-nitro-3-(trifluoromethoxy)picolinoyl chloride (CAS 1805027-18-2)
- 2-(Difluoromethyl)-3-nitro-5-(trifluoromethoxy)pyridine-6-carbonyl chloride (CAS 1805087-53-9)
- 4-(Difluoromethyl)-5-nitro-6-(trifluoromethoxy)picolinoyl chloride (CAS 1805088-09-8)
- 2-(Difluoromethyl)-5-nitro-6-(trifluoromethoxy)pyridine-3-carbonyl chloride (CAS 1805090-82-7)
- 2-(Difluoromethyl)-5-nitro-3-(trifluoromethoxy)pyridine-4-carbonyl chloride (CAS 1805159-10-7)
Recommended Standards
- 2,7-di-tert-butyl-9-fluorenylmethanol (CAS 136453-59-3)
- 4766-57-8 Butyl silicate ((BuO)4Si) Butyl silicate ((C4H9O)4Si) NSC-89762 NSC89762 Silane, tetrabutoxy- Silicic acid (H4SiO4), tetrabutyl ester Silicon tetrabutoxide Tetra-n-butoxysilane Tetrabutoxysilane Tetrabutyl orthosilicate Tetrabutyl silicate (CAS 4766-57-8)
- Tetra-sec-butyl orthosilicate (CAS 5089-76-9)
- 3,5-difluorobenzenethiol (CAS 99389-26-1)
- 2-(Pyridin-2-yl)-1,3-thiazole-4-carbaldehyde (CAS 173838-60-3)
- H-Asp-Asp-Asp-OH (CAS 107208-63-9)
- 2-(Bromomethyl)-5-fluorobenzaldehyde (CAS 945995-09-5)
- (R)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-4-([1,1'-biphenyl]-4-yl)butanoic acid (CAS 1260592-53-7)
- Methyl 2-(3-(hydroxymethyl)cyclobutyl)acetate (CAS 1114554-24-3)
- Neuroendocrine Regulatory Peptide-1 (rat) (CAS 954420-51-0)
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