{4-[(4-chlorophenyl)methoxy]-3-methylphenyl}boronic acid CAS 475652-18-7
| CAS No. | 475652-18-7 |
| Molecular Formula | C14H14BClO3 |
| Molecular Weight | 276.52 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of {4-[(4-chlorophenyl)methoxy]-3-methylphenyl}boronic acid is closely related to a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, a polycyclic aromatic system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
{4-[(4-chlorophenyl)methoxy]-3-methylphenyl}boronic acid (CAS 475652-18-7), molecular formula C14H14BClO3 and molecular weight 276.52 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C14H14BClO3, {4-[(4-chlorophenyl)methoxy]-3-methylphenyl}boronic 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 276.52 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C14H14BClO3 |
| Molecular Weight | 276.52 g/mol |
| Appearance | Off-white to pale 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) | 7.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
Related chlorophenyl Standards
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Recommended Standards
- (4-((4-Chloro-3-methylphenoxy)methyl)phenyl)boronic acid (CAS 849052-25-1)
- 3-Bromo-5-chloro-6-(methoxymethyl)pyrazolo[1,5-a]pyrimidine (CAS 2681395-30-0)
- (3-Bromo-7-chloro-2-methylpyrazolo[1,5-a]pyrimidin-5-yl)methanol (CAS 2387601-11-6)
- 8-Bromo-2-chloro-9-ethyl-9H-purin-6-amine (CAS 482364-31-8)
- 1-((4-Aminophenyl)imino)tetrahydro-1H-1lambda6-thiophene 1-oxide (CAS 910780-69-7)
- N-(cyclohexylmethyl)-3-isopropoxypropan-1-amine (CAS 932268-12-7)
- 5-Ethyl-4-(1h-pyrazol-4-ylmethyl)isoxazole-3-carboxylic acid, HCl (CAS 1177299-37-4)
- 3-Cyclohexyl-N-methoxy-N-methylpropanamide (CAS 1342103-68-7)
- Linezolid Impurity 87 (CAS 238418-75-2)
- Ethyl 3-iodo-4-(2,2,2-trifluoroacetamido)benzoate (CAS 183989-83-5)
- 2,6-Di-p-tolyl-4,4'-bipyridine (CAS 16208-89-2)
- 2-Cyclopropyl-4-(trifluoromethyl)pyridine (CAS 1156542-33-4)
- 2,5-Dimethoxy-4-(p-tolylthio)aniline (CAS 85896-12-4)
- Insulin Pork(≥27 USP units/mg) (CAS 12584-58-6)
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