4-(4-Benzyloxyphenyl)-2-methoxybenzoic acid CAS 1261913-24-9
| CAS No. | 1261913-24-9 |
| Molecular Formula | C21H18O4 |
| Molecular Weight | 334.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO supplies 4-(4-Benzyloxyphenyl)-2-methoxybenzoic acid (CAS 1261913-24-9), a certified reference material (molecular formula C21H18O4, MW 334.37 g/mol) for analytical method development and quality control.
Based on its molecular formula C21H18O4, 4-(4-Benzyloxyphenyl)-2-methoxybenzoic acid contains a flavonoid core, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 334.37 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.
As a certified reference material (CRM), 4-(4-Benzyloxyphenyl)-2-methoxybenzoic 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.
Physical & Chemical Properties
| Molecular Formula | C21H18O4 |
| Molecular Weight | 334.37 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
Related Benzyloxyphenyl Standards
- 4-(4-Benzyloxyphenyl)-3-methoxybenzoic acid (CAS 167627-34-1)
- 4-(3-Benzyloxyphenyl)-2-chlorobenzoic acid (CAS 1261938-67-3)
- 4-(4-Benzyloxyphenyl)-2-chlorobenzoic acid (CAS 1262011-12-0)
- 4-Benzyloxyphenyl 4-Hydroxyphenyl Sulfone (CAS 63134-33-8)
- 4-(3-Benzyloxyphenyl)-3-fluorobenzoic acid (CAS 1261912-21-3)
- 4-(3-Benzyloxyphenyl)-2-fluorobenzoic acid (CAS 1261981-29-6)
- 3-(3-Benzyloxyphenyl)-5-nitrobenzoic acid (CAS 1261912-55-3)
- 4-(3-Benzyloxyphenyl)-3-methylbenzoic acid (CAS 1261911-97-0)
Recommended Standards
- (R)-2-(4-(tert-Butoxycarbonyl)-2-oxo-3-phenylpiperazin-1-yl)acetic acid (CAS 1260618-95-8)
- N-(4-Methylthiazol-2-yl)-2-(thiophene-2-carboxamido)oxazole-4-carboxamide (CAS 1286719-74-1)
- (S)-2-(4-(tert-Butoxycarbonyl)-2-oxo-3-phenylpiperazin-1-yl)acetic acid (CAS 1260615-89-1)
- 1-(5-Acetyl-1-methyl-4,5,6,7-tetrahydro-1H-pyrazolo[4,3-c]pyridine-3-carbonyl)piperidine-4-carboxylic acid (CAS 1306738-60-2)
- 2-Bromo-7-iodo-9H-fluoren-9-one (CAS 867374-53-6)
- 3,5-Diethyl 1-[2-(4-methylphenyl)-2-oxoethyl]-1H-pyrazole-3,5-dicarboxylate (CAS 1638612-88-0)
- 3-Chloro-4-(3-methoxy-3-methylbutoxy)aniline (CAS 883547-24-8)
- Methyl 6-(Ethylamino)pyridazine-3-carboxylate (CAS 1179655-77-6)
- 2-(2,5-Difluorophenyl)oxirane (CAS 954277-56-6)
- 4-(Chloromethyl)isoquinoline (CAS 120277-71-6)
- {[2-(Benzyloxy)phenyl]methyl}(propan-2-yl)amine hydrochloride (CAS 1158292-98-8)
- 3-(3-Bromo-4-fluorobenzyl)piperidin-3-ol (CAS 1343946-22-4)
- trimethylpyrazine-2-carbonitrile (CAS 859297-12-4)
- Tau Peptide (273-284) trifluoroacetate salt (CAS 1663490-91-2)
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