3,4-Difluoro-4-n-propylbenzophenone CAS 845781-03-5
| CAS No. | 845781-03-5 |
| Molecular Formula | C16H14F2O |
| Molecular Weight | 260.28 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.
3,4-Difluoro-4-n-propylbenzophenone (CAS 845781-03-5), molecular formula C16H14F2O and molecular weight 260.28 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C16H14F2O, 3,4-Difluoro-4-n-propylbenzophenone contains a hydroxyl group, an ether linkage, fluorine substitution, a polycyclic aromatic system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 260.28 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).
CATO manufactures 3,4-Difluoro-4-n-propylbenzophenone 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 | C16H14F2O |
| Molecular Weight | 260.28 g/mol |
| 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 |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F-containing |
Related Difluoro Standards
- 2,4-Difluoro-3-(4-methylphenyl)propiophenone (CAS 898769-34-1)
- 3,4-Difluoro-4-isopropylbenzophenone (CAS 845781-00-2)
- 3,5-Difluoro-3-(3-methylphenyl)propiophenone (CAS 898768-21-3)
- 3,5-Difluoro-3-(4-methylphenyl)propiophenone (CAS 898769-40-9)
- 3,5-Difluoro-4-isopropylbenzophenone (CAS 844885-09-2)
- 3,5-Difluoro-4'-methylbenzophenone (CAS 844885-12-7)
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- Semaglutide impurity 214 (CAS CATO-C4X-2226214)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com