Flurbiprofen Impurity 111 CAS CATO-C4X-1444111
| CAS No. | CATO-C4X-1444111 |
| Molecular Formula | C16H15FO4 |
| Molecular Weight | 290.29 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C16H15FO4, Flurbiprofen Impurity 111 contains a flavonoid core, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 290.29 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).
CATO supplies Flurbiprofen Impurity 111 (CAS CATO-C4X-1444111), a pharmacopoeial impurity reference standard (molecular formula C16H15FO4, MW 290.29 g/mol) used for the identification and quantification of trace impurities in APIs.
This reference standard supports related-substances testing and method development in line with ICH Q3A/Q3B guidance on impurity control, and is suitable for system suitability testing and forced-degradation studies.
CATO manufactures Flurbiprofen Impurity 111 under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C16H15FO4 |
| Molecular Weight | 290.29 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 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| Halogen Content | F-containing |
Related Flurbiprofen Standards
- Flurbiprofen Impurity 22 (CAS 1346604-78-1)
- Flurbiprofen Impurity 55 (CAS 42771-82-4)
- Flurbiprofen Impurity N16 (CAS 252846-89-2)
- Flurbiprofen Impurity 105 (CAS CATO-C4X-1444105)
- Flurbiprofen Impurity 43 (CAS CATO-C4X-144443)
- Flurbiprofen Impurity 58 (CAS CATO-C4X-144458)
- Flurbiprofen Impurity 27 (CAS CATO-C4X-144427)
- Flurbiprofen Impurity 78 (CAS CATO-C4X-144478)
Recommended Standards
- Cefazedone Impurity 14 (CAS 57457-59-7)
- Pazufloxacin Impurity 9 (CAS 171567-48-9)
- Rosuvastatin Impurity 78 (CAS 488798-37-4)
- 1-(5-(Furan-2-yl)-1,3,4-oxadiazol-2-yl)-3-(thiophen-2-ylmethyl)urea (CAS 1209611-14-2)
- Riociguat Impurity 20 (CAS 428854-24-4)
- Upacicalcet Sodium Impurity 6 (CAS CATO-C4X-33926)
- Crisaborole Impurity 9 (CAS 906673-30-1)
- (R)-1-(3,4,5-trifluorophenyl)ethan-1-amine (CAS 780743-67-1)
- 7-Hydroxy-3-(2-methoxyphenyl)-2-methyl-4H-chromen-4-one (CAS 308087-55-0)
- 4-(Trifluoromethyl)pyrazolo[1,5-a]pyridine-3-carboxylic acid (CAS 2091766-99-1)
- 6-Bromo-4-(difluoromethoxy)-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-indazole (CAS 2139294-78-1)
- Methyl 2-(aminomethyl)-3-methylbutanoate hydrochloride (CAS 864182-45-6)
- (6R,7S)-7-(Benzoylamino)-3-methylene-8-oxo-5-oxa-1-azabicyclo[4.2.0]octane-2-carboxylic Acid Diphenylmethyl Ester (CAS 1187769-74-9)
- D-Leu14-Tirzepatide (CAS CATO-CPTD788920)
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