5-Cyclopropyl-3-(2,6-dichlorophenyl)isoxazole-4-carboxylic Acid CAS 2191434-19-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2191434-19-0 |
| Molecular Formula | C13H9Cl2NO3 |
| Molecular Weight | 298.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Cyclopropyl-3-(2,6-dichlorophenyl)isoxazole-4-carboxylic Acid (CAS 2191434-19-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C13H9Cl2NO3. Molecular weight: 298.12 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C13H9Cl2NO3 |
| Molecular Weight | 298.12 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1998 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Cyclopropyl Standards
- 5-Cyclopropyl-3-iodo-1-methyl-1H-indazole (CAS 1823254-16-5)
- N-Cyclopropyl-4,6-bis(trifluoromethyl)pyridine-2-carboxamide (CAS 1092344-94-9)
- 4-Cyclopropyl-2-methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2H-indazole (CAS 2818960-78-8)
- 1-(4-Cyclopropyl-6-(trifluoromethyl)pyrimidin-2-yl)-1H-pyrazole-3-carboxylic acid (CAS 1006448-08-3)
- 1-Cyclopropyl-5-amino-6,7,8-trifluoro-1,4-dihydro-4-oxoquinoline-3-carboxylic acid (CAS 103772-14-1)
- 1-(2-Cyclopropyl-6-(trifluoromethyl)pyrimidin-4-yl)-1H-imidazole-4-carboxylic acid (CAS 1707373-02-1)
- 1-(2-Cyclopropyl-6-(trifluoromethyl)pyrimidin-4-yl)-1H-pyrazole-3-carboxylic acid (CAS 1707566-49-1)
- 1-Cyclopropyl-2,2,2-trifluoroethyl 2H-chromene-3-carboxylate (CAS 1384630-04-9)
Recommended Standards
- 5-Chloro-1-(4-chlorobenzyl)-6-oxo-1,6-dihydropyridine-3-carboxylic acid (CAS 339024-38-3)
- methyl 4-((2,6-dichloropyrimidin-4-yl)amino)benzoate (CAS 333404-94-7)
- 5-Chloro-1-(4-chlorobenzyl)-2-oxo-1,2-dihydropyridine-3-carboxylic acid (CAS 339024-25-8)
- 2-Bromo-5-((1-(bromomethyl)cyclopropyl)methyl)thiophene (CAS 1469181-45-0)
- Carvedilol Impurity 23 (CAS 206647-27-0)
- (R)-1-(4-fluoro-2-(trifluoromethyl)phenyl)-3-methylpiperazine (CAS 946399-84-4)
- 3-(Benzylamino)quinoxalin-2(1H)-one (CAS 728026-83-3)
- 5-Ethylpyrazine-2-carboxamide (CAS 13535-08-5)
- Broxaterol (CAS 76596-57-1)
- Semaglutide impurity 249 (CAS CATO-C4X-2226249)
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