3-(2-Fluorophenyl)chroman-4-one CAS 1143863-66-4
| CAS No. | 1143863-66-4 |
| Molecular Formula | C15H11FO2 |
| Molecular Weight | 242.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 242.25 g/mol gives 3-(2-Fluorophenyl)chroman-4-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
3-(2-Fluorophenyl)chroman-4-one (CAS 1143863-66-4), molecular formula C15H11FO2 and molecular weight 242.25 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C15H11FO2, 3-(2-Fluorophenyl)chroman-4-one 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 242.25 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).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C15H11FO2 |
| Molecular Weight | 242.25 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | F-containing |
Related Fluorophenyl Standards
- 3-(3-Fluorophenyl)-3-phenylacrylic acid (CAS 1017141-02-4)
- 3-(3-Fluorophenyl)chroman-4-one (CAS 1143863-67-5)
- 3-(4-Fluorophenyl)chroman-4-one (CAS 1143863-69-7)
- 1-[(2-fluorophenyl)methyl]-1h,6h,7h-pyrrolo[2,3-c]pyridin-7-one (CAS 1258651-06-7)
- 1-(4-Fluorophenyl)-3-(2-hydroxyphenyl)prop-2-en-1-one (CAS 132971-92-7)
- [3-(2-Fluorophenyl)-[1,2,4]triazolo[4,3-a]pyridin-6-yl]methanamine (CAS 1439897-81-0)
- [3-(3-Fluorophenyl)-[1,2,4]triazolo[4,3-a]pyridin-6-yl]methanamine (CAS 1439902-26-7)
- (E)-3-(4-fluorophenyl)-1-(2-hydroxyphenyl)prop-2-en-1-one (CAS 152897-41-1)
Recommended Standards
- 3-(4-amino-2-fluorophenoxymethyl)benzonitrile (CAS 1094859-64-9)
- 4-(3-(Difluoromethoxy)phenyl)thiazol-2(3h)-imine (CAS 1094363-93-5)
- 3-Ethyl-2-oxo-2,3-dihydrobenzo[d]oxazole-6-sulfonamide (CAS 1091926-34-9)
- 4-Amino-5-(3,5-difluorobenzyl)-4H-1,2,4-triazole-3-thiol (CAS 1160261-57-3)
- Methyl2-(piperidin-4-yl)acetate (CAS 168986-49-0)
- 1-(2,6-Difluorophenyl)-4-piperidone (CAS 1037137-97-5)
- (2R,2'R,3R,3'R)-MeO-BIBOP (CAS 1228758-57-3)
- Icatibant Impurity 4 Acetate (CAS CATO-C4X-23614)
- tert-Butyl (2-amino-4-chloro-5-methylphenyl)carbamate (CAS 579474-54-7)
- 2-Chloro-3-(2-chloro-4-(trifluoromethyl)phenyl)propanoic acid (CAS 680215-64-9)
- 2-(2,2-Dimethoxyethoxy)aniline (CAS 55879-75-9)
- 4-(decyloxy)phenol (CAS 35108-00-0)
- 3-(Trifluoromethyl)phenyl trifluoromethanesulfonate (CAS 199188-30-2)
- Semaglutide Impurity 164 (CAS CATO-C4X-2226164)
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