5-Chloro-2,3-dimethoxypyridine CAS 284040-73-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 284040-73-9 |
| Molecular Formula | C7H8ClNO2 |
| Molecular Weight | 173.60 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 5-Chloro-2,3-dimethoxypyridine (CAS 284040-73-9) pharmaceutical standards reference standard. Molecular formula: C7H8ClNO2. Molecular weight: 173.60 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C7H8ClNO2 |
| Molecular Weight | 173.60 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Chloro Standards
- 2-Chloro-3,4-dimethoxypyridine (CAS 101664-59-9)
- 3-Chloro-4-methoxy-2-methylpyridine 1-oxide (CAS 108004-81-5)
- 5-Chloro-4-methoxy-2-methylpyridine 1-oxide (CAS 108004-85-9)
- 2-chloro-4,6-dimethoxypyridine (CAS 108279-89-6)
- 5-Chloro-2-methyl-6-(methylamino)pyrimidin-4(3H)-one (CAS 1135283-07-6)
- 2-(4-Chloro-5-methyl-1H-pyrazol-1-yl)acetamide (CAS 1172368-04-5)
- Methyl 4-chloro-1-methyl-1H-pyrrole-2-carboxylate (CAS 119866-61-4)
- 2-(4-Chloro-1H-pyrazol-1-yl)propanamide (CAS 1205841-05-9)
Recommended Standards
- 5-Chloro-1,3-dimethyl-1H-pyrazole-4-carboxamide (CAS 204251-18-3)
- 5-Chloro-2-ethoxypyridin-4-ol (CAS 856965-85-0)
- 4-Chloro-6-methoxy-N-methylpyrimidin-2-amine (CAS 98134-38-4)
- 1-(3-Aminoazetidin-1-yl)-2-(1H-tetrazol-1-yl)ethan-1-one (CAS 1489071-59-1)
- 2,2-difluoro-2-{1H,4H,6H,7H-pyrano[4,3-c]pyrazol-3-yl}ethan-1-amine (CAS 1803589-74-3)
- Tributyl(4-chloro-3-methylphenoxy)stannane (CAS 15741-98-7)
- 4-(5-(3,4-Dimethoxybenzylidene)-4-oxo-2-thioxothiazolidin-3-yl)butanoic acid (CAS 18623-44-4)
- (S)-N-(1-(2-Hydroxyethyl)pyrrolidin-3-yl)-N-methylacetamide (CAS 1354008-70-0)
- 2-(4-Chlorophenyl)-1-[(4-methylphenyl)methanesulfonyl]propan-2-ol (CAS 338412-41-2)
- Semaglutide impurity 66 (CAS CATO-C4X-222666)
Why CATO?
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