1-[4-(trifluoromethyl)phenyl]pentane-1,3-dione CAS 258346-70-2
| CAS No. | 258346-70-2 |
| Molecular Formula | C12H11F3O2 |
| Molecular Weight | 244.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 1-[4-(trifluoromethyl)phenyl]pentane-1,3-dione 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.
1-[4-(trifluoromethyl)phenyl]pentane-1,3-dione (CAS 258346-70-2) is a high-purity analytical reference standard with the molecular formula C12H11F3O2 and a molecular weight of 244.21 g/mol.
Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system, 1-[4-(trifluoromethyl)phenyl]pentane-1,3-dione is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 244.21 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C12H11F3O2 |
| Molecular Weight | 244.21 g/mol |
| Appearance | Off-white to pale 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
Related trifluoromethyl Standards
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- 1-[4-(Trifluoromethyl)phenyl]cyclobutanecarboxylic Acid (CAS 1086379-78-3)
- 3-(3-Trifluoromethyl-phenyl)-acrylic acid ethyl ester (CAS 113048-68-3)
- Ethyl 3-(3-(trifluoromethyl)phenyl)acrylate (CAS 116577-12-9)
- (S)-3-(2-(Trifluoromethyl)phenyl)piperazin-2-one (CAS 1228557-37-6)
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Recommended Standards
- 1-[3-(Trifluoromethyl)benzyl]cyclopropanecarboxylic acid (CAS 29765-44-4)
- 1-[4-Amino-2-(trifluoromethyl)phenyl]-2-pyrrolidinone (CAS 69131-62-0)
- 1-(7-Amino-3,4-dihydroquinolin-1(2H)-yl)-2,2,2-trifluoroethanone (CAS 582324-93-4)
- 1-Allyl-3-(5-nitrofuran-2-yl)-1H-pyrazole-4-carbonitrile (CAS 61620-64-2)
- 4-(4-Methoxy-1-naphthalenyl)-N-2-propen-1-yl-2-thiazolamine (CAS 796067-62-4)
- 2-(5-Chloro-thiophen-2-yl)-quinoline-4-carboxylic acid (CAS 329222-93-7)
- 2-(2-Bromophenyl)-8-chloro-4H-benzo[d][1,3]oxazin-4-one (CAS 859150-96-2)
- 2-(3-((Tetrahydro-2H-pyran-2-yl)oxy)prop-1-en-2-yl)pyridine (CAS 300395-95-3)
- 3-(2-Methoxyphenyl)-1-propanol (CAS 10493-37-5)
- 1-(3-Chloro-4-methylphenyl)ethan-1-ol (CAS 1314920-57-4)
- 4-(Chloromethyl)-2-(2,4-difluorophenyl)-1,3-oxazole (CAS 1126636-17-6)
- Artemisinin Impurity 10 (CAS 2989438-72-2)
- 2-Chloro-n-[2-(dimethylamino)-2-phenylethyl]propanamide hydrochloride (CAS 1172514-73-6)
- Semaglutide Impurity 75 (CAS CATO-C4X-2226175)
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