4'-(Benzyloxy)-2-fluoro-[1,1'-biphenyl]-4-carboxylic acid CAS 1261913-01-2
| CAS No. | 1261913-01-2 |
| Molecular Formula | C20H15FO3 |
| Molecular Weight | 322.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 322.33 g/mol gives 4'-(Benzyloxy)-2-fluoro-[1,1'-biphenyl]-4-carboxylic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
4'-(Benzyloxy)-2-fluoro-[1,1'-biphenyl]-4-carboxylic acid (CAS 1261913-01-2), molecular formula C20H15FO3 and molecular weight 322.33 g/mol, is a CATO reference standard with documented purity and traceability.
The molecular framework of 4'-(Benzyloxy)-2-fluoro-[1,1'-biphenyl]-4-carboxylic acid (C20H15FO3) is characterized by a steroid core, a hydroxyl group, an ether linkage, fluorine substitution. In reversed-phase chromatography, its retention is governed primarily by its high hydrophobicity (logP), which provides a practical basis for HPLC-UV/DAD or LC-MS method development. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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.
As a certified reference material (CRM), 4'-(Benzyloxy)-2-fluoro-[1,1'-biphenyl]-4-carboxylic 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 | C20H15FO3 |
| Molecular Weight | 322.33 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 |
| 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F-containing |
Related Benzyloxy Standards
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Recommended Standards
- 4-(3-Benzyloxyphenyl)-3-fluorobenzoic acid (CAS 1261912-21-3)
- 4-(3-Benzyloxyphenyl)-2-fluorobenzoic acid (CAS 1261981-29-6)
- (S)-2-((tert-butoxycarbonyl)amino)-3-(6-fluoro-1H-indol-3-yl)propanoic acid (CAS 1234870-95-1)
- (E)-N,N-dimethyl-6-(4-((2-methylhydrazono)methyl)phenyl)-4-(trifluoromethyl)pyridin-2-amine (CAS 1300019-70-8)
- 2,5-Dimethyl-1-{2-[7-(thiophen-2-yl)pyrazolo[1,5-a]pyrimidin-2-yl]thiophen-3-yl}-1H-pyrrole (CAS 861209-69-0)
- 2,4-Dichloro-N-(non-1-en-4-yl)aniline (CAS 905909-01-5)
- N1,N1-Dimethyl-N2-((5-methylthiophen-2-yl)methyl)ethane-1,2-diamine (CAS 892570-78-4)
- 3-Hydroxymethylantipyrine (CAS 18125-49-0)
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- [(thiolan-3-yl)methyl]hydrazine (CAS 1343167-64-5)
- 3-Chloro-4-fluoro-2-nitroaniline (CAS 1059081-23-0)
- Methyl 2-(5-((7-ethoxy-6-methoxyquinolin-4-yl)oxy)-3-methoxypyridin-2-yl)acetate (CAS 947763-55-5)
- 3,6-Dichloroimidazo[1,2-a]pyridine-2-carboxylic acid (CAS 923249-11-0)
- 69558-55-0 O3Y80ZF13F Thymopentin Thymopentin [USAN:INN:BAN] L-Tyrosine, N-(N-(N-(N2-L-arginyl-L-lysyl)-L-alpha-aspartyl)-L-valyl)- L-Tyrosine, N-(N-(N-(N(sup 2)-L-arginyl-L-lysyl)-L-alpha-aspartyl)-L-valyl)- Thymopentine [French] Thymopentinum [Latin] Timopentina [Spanish] Thymopoietin 32-36 TP-5 Thymopoietin pentapeptide ORF-15244 Thymopentine Thymopentinum Timopentina ORF 15244 UNII-O3Y80ZF13F (CAS 69558-55-0)
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