3,3,4-Trifluoro-4-methoxybenzophenone CAS 845781-11-5
| CAS No. | 845781-11-5 |
| Molecular Formula | C14H9F3O2 |
| Molecular Weight | 266.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
3,3,4-Trifluoro-4-methoxybenzophenone (CAS 845781-11-5), molecular formula C14H9F3O2 and molecular weight 266.22 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C14H9F3O2, 3,3,4-Trifluoro-4-methoxybenzophenone contains a carboxylic acid group, 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 266.22 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).
As a certified reference material (CRM), 3,3,4-Trifluoro-4-methoxybenzophenone 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 | C14H9F3O2 |
| Molecular Weight | 266.22 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| 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 Trifluoro Standards
- 4,4,4-trifluoro-1-(naphthalen-1-yl)butane-1,3-dione (CAS 7639-68-1)
- 2,2,2-Trifluoro-1-(2,3,4-trimethoxyphenyl)ethan-1-ol (CAS 1273862-06-8)
- 2-((3,3,3-Trifluoro-2-hydroxypropyl)thio)benzoic acid (CAS 886361-21-3)
- 2,2,7-Trifluoro-4-(methylsulfonyl)benzofuran-3(2H)-one (CAS 2186640-14-0)
- Ethyl 3,3,3-trifluoro-2-(4-fluorophenyl)-2-hydroxypropanoate (CAS 552314-23-5)
- Ethyl 4,4,4-trifluoro-3-hydroxy-2-methylene-3-(trifluoromethyl)butanoate (CAS 152251-75-7)
- 1,2,3-Trifluoro-4-(trichloromethoxy)benzene 1404193-64-1 (CAS 1404193-64-1)
- 1,2,3-Trifluoro-5-(trichloromethoxy)benzene (CAS 1404193-70-9)
Recommended Standards
- 2’-(Trifluoromethyl)biphenyl-4-carboxylic Acid (CAS 198205-79-7)
- 3-[3-(Trifluoromethyl)phenoxy]benzaldehyde (CAS 78725-46-9)
- 2'-(Trifluoromethoxy)-[1,1'-biphenyl]-3-carbaldehyde (CAS 675596-32-4)
- 3′-(Trifluoromethyl)[1,1′-biphenyl]-2-carboxylic acid (CAS 408367-99-7)
- ethyl 3-bromo-5-sulfamoylbenzoate (CAS 1344362-77-1)
- (S)-2-Amino-N-methyl-N-(4-methylbenzyl)propanamide (CAS 1307127-20-3)
- 1-(Thiazol-2-yl)-1H-pyrrole-2-carbonitrile (CAS 439108-81-3)
- 4-Formylphenyl 3,5-dinitrobenzoate (CAS 311330-89-9)
- 5,6-Dimethyl-2-(pyrrolidin-1-ylmethyl)thieno[2,3-d]pyrimidin-4-amine (CAS 923687-29-0)
- N-(3-Butoxyphenyl)-2-iodobenzamide (CAS 58494-99-8)
- N1,N2-Bis(2-morpholinoethyl)ethanebis(thioamide) (CAS 17560-57-5)
- 2-Bromo-1,4-bis(1,1-dimethylethyl)benzene (CAS 6683-74-5)
- 3-Morpholin-4-ylpyrazine-2-carboxylic acid (CAS 342425-64-3)
- [γ-Glu]15 Semaglutide (CAS CATO-C4X-222690)
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