3-(2-Chlorophenyl)-7-hydroxy-2-(trifluoromethyl)-4h-chromen-4-one CAS 302953-05-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 302953-05-5 |
| Molecular Formula | C16H8ClF3O3 |
| Molecular Weight | 340.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 3-(2-Chlorophenyl)-7-hydroxy-2-(trifluoromethyl)-4h-chromen-4-one (CAS 302953-05-5) pharmaceutical standards reference standard. Molecular formula: C16H8ClF3O3. Molecular weight: 340.68 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C16H8ClF3O3 |
| Molecular Weight | 340.68 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 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F/Cl-containing |
Related Chlorophenyl Standards
- 3-(4-Chlorophenyl)-7-hydroxy-2-(trifluoromethyl)-4H-chromen-4-one (CAS 302953-04-4)
- 2-((4-Chlorophenyl)thio)-3-(trifluoromethyl)quinoxaline (CAS 321433-72-1)
- 2-[(2-Chlorophenyl)sulfanyl]-3-(trifluoromethyl)quinoxaline (CAS 338773-65-2)
- 5-(2-(4-Chlorophenyl)-2-oxoethylidene)-2-imino-3-(o-tolyl)oxazolidin-4-one (CAS 122975-87-5)
- (E)-{1-[3-(4-chlorophenyl)-1,2-oxazol-5-yl]ethylidene}amino benzoate (CAS 478066-78-3)
- 1-(3-Chlorophenyl)-3-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)-1H-pyrazole-4-carbaldehyde (CAS 618101-74-9)
- 1-(4-Chlorophenyl)-3-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)-1H-pyrazole-4-carbaldehyde (CAS 618099-01-7)
- 2-((4-Chlorophenyl)thio)-N-(4-fluoro-3-nitrophenyl)acetamide (CAS 532960-93-3)
Recommended Standards
- 2-(8-Chloro-6-(trifluoromethyl)imidazo[1,2-a]pyridin-2-yl)benzoic acid (CAS 900015-43-2)
- 2-(2H-1,3-Benzodioxol-5-yl)-8-chloro-6-(trifluoromethyl)imidazo[1,2-a]pyridine (CAS 866145-66-6)
- 4-(Cyanomethyl)phenyl 2-chloro-4-(trifluoromethyl)nicotinate (CAS 288246-18-4)
- 2-(3-Pyrrolidinyl)acetamide Trifluoroacetate (CAS 1989672-63-0)
- 3-Methyl-2-(1-Piperidin-1-yl)butyronitrile hydrochloride (CAS 1672675-20-5)
- Sotagliflozin Impurity 8 (CAS CATO-C4X-30048)
- Polaprezinc impurity 24 (CAS CATO-C4X-182124)
- 2,6-Dichloroaniline-3,4,5-d3 (CAS 77435-48-4)
- N-(5-(1-(2,6-Dichlorophenyl)-3-(difluoromethyl)-1H-pyrazol-5-yl)thiazol-2-yl)isobutyramide (CAS 1338247-35-0)
- Liraglutide Impurity 17 TFA Salt (CAS CATO-C4X-199217)
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