7-(Trifluoromethoxy)chroman-4-one CAS 340825-26-5
| CAS No. | 340825-26-5 |
| Molecular Formula | C10H7F3O3 |
| Molecular Weight | 232.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C10H7F3O3, 7-(Trifluoromethoxy)chroman-4-one contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 232.16 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
7-(Trifluoromethoxy)chroman-4-one (CAS 340825-26-5), molecular formula C10H7F3O3 and molecular weight 232.16 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 7-(Trifluoromethoxy)chroman-4-one 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 | C10H7F3O3 |
| Molecular Weight | 232.16 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 sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; 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 Trifluoromethoxy Standards
- trans-3-(Trifluoromethoxy)cinnamic acid (CAS 168833-80-5)
- (E)-3-(4-(Trifluoromethoxy)phenyl)acrylic acid (CAS 199679-35-1)
- (E)-3-[2-(Trifluoromethoxy)phenyl]acrylic Acid (CAS 399579-92-1)
- 2-(4-(Trifluoromethoxy)phenyl)malonaldehyde (CAS 493036-48-9)
- 3-(2-(Trifluoromethoxy)phenyl)acrylic acid (CAS 399580-48-4)
- 4-(Trifluoromethoxy)cinnamic Acid (CAS 783-13-1)
- 6-(Trifluoromethoxy)chroman-4-one (CAS 874774-49-9)
- 8-(Trifluoromethoxy)chroman-4-one (CAS 276697-79-1)
Recommended Standards
- 8-(bromomethyl)-1,2,3,4-tetrahydroisoquinoline (CAS 2306265-77-8)
- 6-(1,3-Dioxolan-2-yl)-2,3,4-trifluorobenzaldehyde (CAS 2609745-91-5)
- 4-Oxo-4-(3,4,5-trifluorophenyl)butyric acid (CAS 898765-87-2)
- 8-Amino-6-(trifluoromethyl)-3,4-dihydro-2h-1,4-benzoxazin-3-one (CAS 459191-31-2)
- 3-(Methanesulfonylsulfanyl)butan-2-ol (CAS 2417370-86-4)
- 5-Bromo-1-ethyl-3-methyl-1H-pyrazole (CAS 1782381-52-5)
- 2,3,4,5,6-Pentaphenylpyridine (CAS 40249-26-1)
- N-(2,4-dichlorobenzyl)-6,7-dimethoxyquinazolin-4-amine (CAS 477855-23-5)
- (5-Bromopyridin-3-yl)(4-methylpiperazin-1-yl)methanone (CAS 342013-83-6)
- 4-Bromo-N-(2-chloro-4-methylphenyl)-2-fluorobenzenesulfonamide (CAS 1772774-30-7)
- 4-(3-Chlorophenyl)-6-oxo-2-thioxohexahydropyrimidine-5-carbonitrile (CAS 339244-11-0)
- (S)-N-(2,6-dimethylphenyl)-1-ethylpiperidine-2-carboxamide hydrochloride (CAS 112773-86-1)
- 5-Formyl-1H-indazole-3-carbonitrile (CAS 1823867-50-0)
- Fibrinopeptide A, human TFA (CAS 61533-47-9)
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