[4'-[4-[[[[(R)-1-(2-Chlorophenyl)ethyl]oxy]carbonyl]amino]-3-methylisoxazol-5-yl]biphenyl-4-yl]acetic acid ethyl ester CAS 1228690-21-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1228690-21-8 |
| Molecular Formula | C29H27ClN2O5 |
| Molecular Weight | 518.99 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
[4'-[4-[[[[(R)-1-(2-Chlorophenyl)ethyl]oxy]carbonyl]amino]-3-methylisoxazol-5-yl]biphenyl-4-yl]acetic acid ethyl ester (CAS 1228690-21-8) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C29H27ClN2O5. Molecular weight: 518.99 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C29H27ClN2O5 |
| Molecular Weight | 518.99 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| 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) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
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- (5E)-3-(2-Chlorophenyl)-5-({2-[(4-chlorophenyl)sulfanyl]-5-nitrophenyl}methylidene)-2-sulfanylidene-1,3-thiazolidin-4-one (CAS 882073-17-8)
- (5E)-3-(2-Chlorophenyl)-5-({4-[(4-chlorophenyl)sulfanyl]-3-nitrophenyl}methylidene)-2-sulfanylidene-1,3-thiazolidin-4-one (CAS 298216-02-1)
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Recommended Standards
- (3aR,4R,5R,6aS)-4-((R,E)-4-(3-Chlorophenoxy)-3-hydroxybut-1-en-1-yl)-2-oxohexahydro-2H-cyclopenta[b]furan-5-yl [1,1'-biphenyl]-4-carboxylate (CAS 54713-44-9)
- Ethyl 2-cyano-3-((4-(3,4,5-tribromo-1H-pyrazol-1-yl)phenyl)amino)acrylate (CAS 219793-60-9)
- Cefdinir Impurity 91 (CAS 206855-74-5)
- 3,4-Dimethylbenzaldehyde (CAS 5973-71-7)
- 3-(2-Acetyl-4-hydroxybutyl)-1,8-dihydroxyanthracene-9,10-dione (CAS 87393-69-9)
- tert-Butyl 2-cyclohexylidenehydrazinecarboxylate (CAS 60295-11-6)
- (2r)-2-(Methylamino)propanamide hydrochloride (CAS 1432680-32-4)
- 4-(2,7-Dimethylimidazo[1,2-a]pyridin-3-yl)thiazol-2-amine (CAS 886507-37-5)
- 3-Amino-4-phenoxybenzoic Acid (CAS 37531-32-1)
- Semaglutide impurity 289 (CAS CATO-C4X-2226289)
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