Ethyl 3-(3-chlorophenyl)-5-methylisoxazole-4-carboxylate CAS 495417-28-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 495417-28-2 |
| Molecular Formula | C13H12ClNO3 |
| Molecular Weight | 265.69 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 3-(3-chlorophenyl)-5-methylisoxazole-4-carboxylate (CAS 495417-28-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C13H12ClNO3. Molecular weight: 265.69 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C13H12ClNO3 |
| Molecular Weight | 265.69 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Ethyl Standards
- Methyl 5-(((3-chlorophenyl)amino)methyl)furan-2-carboxylate (CAS 1152698-50-4)
- Methyl 1-(2-chlorophenyl)-4-(hydroxymethyl)-1h-pyrrole-2-carboxylate (CAS 1240527-85-8)
- 5-(4-Chlorophenyl)-4-isopropylisoxazole-3-carboxylic acid (CAS 1352529-31-7)
- methyl 3-(2-chlorophenyl)-5-ethyl-1,2-oxazole-4-carboxylate (CAS 1803595-38-1)
- 3-(4-(2-Chlorophenyl)-2-methyloxazol-5-yl)propanoic acid (CAS 89150-12-9)
- 3-(4-(3-Chlorophenyl)-2-methyloxazol-5-yl)propanoic acid (CAS 89150-17-4)
- 3-(4-(4-Chlorophenyl)-2-methyloxazol-5-yl)propanoic acid (CAS 89150-09-4)
- 4-(2-Chlorophenyl)-2-methyl-6-oxo-1,4,5,6-tetrahydropyridine-3-carboxylic acid (CAS 423120-06-3)
Recommended Standards
- Ethyl 2-chloro-6-methoxyquinoline-4-carboxylate (CAS 5345-56-2)
- Ethyl 3-(4-chlorophenyl)-5-methylisoxazole-4-carboxylate (CAS 97026-71-6)
- Ethyl [(5-chloroquinolin-8-yl)oxy]acetate (CAS 88349-90-0)
- (2-NAPHTHALYL)BORONIC ACID (3-PHENYLAMINOCARBONYLPHENYL)BORONIC ACID 2-NAPHTAHALENEBORONIC ACID 2-NAPHTHALENEBORONIC ACID 2-NAPHTHALENEYLBORONIC ACID 2-NAPHTHYLBORONIC ACID 2-NAPHTHYLBORONIC CAID 2-Naphthalene boronic acid 3-(PHENYLCARBAMOYL)BENZENEBORONIC ACID 32316-92-0 AKOS BRN-0041 AS03292 NAPHTHALEN-2-YL-2-BORONIC ACID NAPHTHALEN-2-YL-BORANEDIOL NAPHTHALEN-2-YLBORONIC ACID NAPHTHALENE-2-BORONIC ACID NAPHTHALENYL-2-BORONIC ACID PARAGOS 520029 RARECHEM AH PB 0126 (CAS 32316-92-0)
- 2-[2-(Benzyloxy)ethyl]oxirane (CAS 94426-72-9)
- Benzofuro[5,4-d]oxazole (CAS 115422-75-8)
- 6-Amino-5-(2,2-diethoxyethyl)-2-((4-(4-methylpiperazin-1-yl)phenyl)amino)pyrimidin-4(3H)-one (CAS 1245649-22-2)
- 7-Fluoro-2-methyl-5-oxo-5H-chromeno[2,3-b]pyridine-3-carboxylic acid (CAS 338778-16-8)
- 4-((2,6-Dichlorobenzyl)oxy)piperidine hydrochloride (CAS 1289386-90-8)
- Semaglutide impurity 208 (CAS CATO-C4X-2226208)
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