1-(4-Phenoxyphenyl)-2-phenylethanone CAS 3669-48-5
| CAS No. | 3669-48-5 |
| Molecular Formula | C20H16O2 |
| Molecular Weight | 288.34 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.
1-(4-Phenoxyphenyl)-2-phenylethanone (CAS 3669-48-5), molecular formula C20H16O2 and molecular weight 288.34 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C20H16O2, 1-(4-Phenoxyphenyl)-2-phenylethanone contains a steroid core, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 288.34 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.
CATO manufactures 1-(4-Phenoxyphenyl)-2-phenylethanone under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C20H16O2 |
| Molecular Weight | 288.34 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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.) | 1958 |
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- 3-(4-Phenoxyphenyl)thiazolidin-4-one 1-oxide (CAS 109052-50-8)
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Recommended Standards
- 1-(4-Hydroxyphenyl)-4-(piperidine-1-carbonyl)pyrrolidin-2-one (CAS 5477-87-2)
- 1-(Pyridin-3-yl)-N-(2,3,4-trimethoxybenzyl)methanamine (CAS 510723-54-3)
- 1'-(4-Ethoxyphenyl)-[1,3'-bipyrrolidine]-2',5'-dione (CAS 89143-16-8)
- 1,1-Dioxo-2,3-dihydro-1lambda6-thiophen-3-yl 4-methylbenzene-1-sulfonate (CAS 39582-96-2)
- 4-((4-Methoxyphenyl)sulfonamido)benzoicacid (CAS 63421-69-2)
- 2-Methyl-3-(thietan-3-ylamino)pentan-2-ol (CAS 1994447-98-1)
- methyl 2-cyano-5-iodo-benzoate (CAS 58332-00-6)
- (E)-Metaflumizone (CAS 852403-68-0)
- rel-Methyl L-allothreoninate (CAS 68331-48-6)
- 1-((5-Chlorothiophen-2-yl)methyl)cyclopropane-1-carboxylic acid (CAS 1483166-09-1)
- N,N-Bis(4-bromophenyl)-[1,1':4',1''-terphenyl]-4-amine (CAS 2205054-16-4)
- 1-(5-(((Tetrahydro-2H-pyran-2-yl)oxy)methyl)isoxazol-3-yl)ethanone (CAS 1394120-46-7)
- (Z)-Ethyl 2-cyano-3-phenylacrylate (CAS 14533-87-0)
- Insulin Degludec Impurity 8 (CAS CATO-C4X-21578)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com