3-(4-Chlorophenyl)-3-phenylpropanoic acid CAS 21998-30-1
| CAS No. | 21998-30-1 |
| Molecular Formula | C15H13ClO2 |
| Molecular Weight | 260.72 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 3-(4-Chlorophenyl)-3-phenylpropanoic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
3-(4-Chlorophenyl)-3-phenylpropanoic acid (CAS 21998-30-1) is a high-purity analytical reference standard with the molecular formula C15H13ClO2 and a molecular weight of 260.72 g/mol.
Based on its molecular formula C15H13ClO2, 3-(4-Chlorophenyl)-3-phenylpropanoic acid contains a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, a polycyclic aromatic system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 260.72 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C15H13ClO2 |
| Molecular Weight | 260.72 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 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; 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.) | 1963 |
| Halogen Content | Cl-containing |
Related Chlorophenyl Standards
- 2-(4-Chlorophenyl)-2-(p-tolyl)acetic acid (CAS 101096-04-2)
- 4-(((2-Chlorophenyl)amino)methyl)benzamide (CAS 1020914-83-3)
- 1-Benzyl-3-(3-chlorophenyl)urea (CAS 13208-27-0)
- 1-Benzyl-3-(4-chlorophenyl)urea (CAS 13208-51-0)
- 1-(2-Chlorophenyl)-3-(P-tolyl)urea (CAS 13256-69-4)
- 1-Benzyl-3-(2-chlorophenyl)urea (CAS 13257-11-9)
- Methyl 3-(4-chlorophenyl)-2-methylbenzoate (CAS 1820607-07-5)
- (2-chlorophenyl)(4-methoxy-2-methylphenyl)methanone (CAS 82162-91-2)
Recommended Standards
- 3-(4-Chlorophenyl)-2-phenylpropanoic acid (CAS 2901-30-6)
- 3-Amino-4-chloro-N-(o-tolyl)benzamide (CAS 92165-14-5)
- 3-(4'-Chloro-[1,1'-biphenyl]-4-yl)propanoic acid (CAS 893641-18-4)
- 3-amino-4-chloro-N-methyl-N-phenylbenzamide (CAS 847173-08-4)
- 6-(4-((2,6-Difluorophenyl)diazenyl)-3,5-difluorophenoxy)hexyl methacrylate (CAS 1809880-28-1)
- Orphenadrine Impurity 3 (CAS 41870-52-4)
- 1-Bromo-3-isopropylimidazo[1,5-a]pyrazin-8-amine (CAS 1777823-17-2)
- Epinastine Impurity 58 (CAS CATO-C4X-184058)
- 5,6,7,8-tetrahydro-1,7-naphthyridine (CAS 13623-85-3)
- 3-Chloro-N-(3,5-dichlorophenyl)benzo[b]thiophene-2-carboxamide (CAS 162090-70-2)
- S-(2-(3-((2R)-4-(((((((2R,3S,4R,5R)-5-(6-Amino-9H-purin-9-yl)-4-hydroxy-3-(phosphonooxy)tetrahydrofuran-2-yl)methoxy)(hydroxy)phosphoryl)oxy)(hydroxy)phosphoryl)oxy)-2-hydroxy-3,3-dimethylbutanamido)propanamido)ethyl) 2-hydroxyethanethioate (CAS 1264-31-9)
- 5-Bromo-3-methyl-N-(3-pyridinylmethyl)-2-pyridinamine (CAS 1219976-57-4)
- Dronedarone Impurity 2 (CAS 335153-23-6)
- Human IgE Pentapeptide HEPP (CAS 62087-72-3)
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