7-(2,6-Difluorophenyl)-7-oxoheptanoic acid CAS 898766-49-9
| CAS No. | 898766-49-9 |
| Molecular Formula | C13H14F2O3 |
| Molecular Weight | 256.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 256.25 g/mol gives 7-(2,6-Difluorophenyl)-7-oxoheptanoic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 7-(2,6-Difluorophenyl)-7-oxoheptanoic acid (CAS 898766-49-9), a certified reference material (molecular formula C13H14F2O3, MW 256.25 g/mol) for analytical method development and quality control.
Structurally, 7-(2,6-Difluorophenyl)-7-oxoheptanoic acid (C13H14F2O3) contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 256.25 g/mol, it falls into the medium-molecular-weight range. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
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-(2,6-Difluorophenyl)-7-oxoheptanoic acid 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 | C13H14F2O3 |
| Molecular Weight | 256.25 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 chloroform, dichloromethane, ethyl acetate, 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.) | 1987 |
| Halogen Content | F-containing |
Related Difluorophenyl Standards
- ethyl 3-(3,5-difluorophenyl)-2,2-dimethyl-3-oxopropanoate (CAS 1283953-42-3)
- Methyl 5-(3,4-difluorophenyl)-3-methyl-5-oxopentanoate (CAS 1443331-27-8)
- Methyl 5-(3,5-difluorophenyl)-3-methyl-5-oxopentanoate (CAS 1443350-58-0)
- 1-(2,3-Difluorophenyl)-3-(1,3-dioxan-2-yl)propan-1-one (CAS 884504-24-9)
- 1-(2,4-Difluorophenyl)-3-(1,3-dioxan-2-yl)propan-1-one (CAS 884504-25-0)
- 1-(2,6-Difluorophenyl)-3-(1,3-dioxan-2-yl)propan-1-one (CAS 884504-27-2)
- 7-(2,3-Difluorophenyl)-7-oxoheptanoic acid (CAS 898766-19-3)
- 7-(2,4-Difluorophenyl)-7-oxoheptanoic acid (CAS 898766-28-4)
Recommended Standards
- 7-(2,5-Difluorophenyl)-7-oxoheptanoic acid (CAS 898766-37-5)
- 7-(3,4-Difluorophenyl)-7-oxoheptanoic acid (CAS 898765-79-2)
- 7-(3,5-Difluorophenyl)-7-oxoheptanoic acid (CAS 898765-83-8)
- 7,8-Dihydroxy-2-phenylchroman-4-one (CAS 51876-18-7)
- N,N-Dimethylbenzo[d]isothiazol-3-amine (CAS 22801-55-4)
- Boc-(R)-gamma-(3-trifluoromethylbenzyl)-L-proline (CAS 959582-85-5)
- N-tert-butyl-2,6-dichloropyridine-4-carboxamide (CAS 1152504-12-5)
- 6-(4-Chlorophenyl)thieno[3,2-d]pyrimidine-4-thiol (CAS 854036-01-4)
- 5-Methyl-2-(piperidin-2-yl)pyridine (CAS 22070-08-2)
- 2-Amino-6-iodo-8-methylquinazolin-4(1H)-one (CAS 830343-37-8)
- Leuprorelin Impurity 61 (CAS CATO-C4X-182261)
- n-(3,5-Dimethylphenyl)-2-((2,2,2-trifluoroethyl)amino)acetamide (CAS 869710-24-7)
- 4-((1,3-Dioxolan-2-yl)methoxy)benzonitrile (CAS 850350-15-1)
- Semaglutide impurity 289 (CAS CATO-C4X-2226289)
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