1-(5-Bromo-2-fluorophenyl)pyrrolidin-2-one CAS 628692-07-9
| CAS No. | 628692-07-9 |
| Molecular Formula | C10H9BrFNO |
| Molecular Weight | 258.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 1-(5-Bromo-2-fluorophenyl)pyrrolidin-2-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.
1-(5-Bromo-2-fluorophenyl)pyrrolidin-2-one (CAS 628692-07-9), molecular formula C10H9BrFNO and molecular weight 258.09 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C10H9BrFNO, 1-(5-Bromo-2-fluorophenyl)pyrrolidin-2-one contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine/bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 258.09 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C10H9BrFNO |
| Molecular Weight | 258.09 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| 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 |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | F/Br-containing |
| Nitrogen Atoms | 1 |
Related Bromo Standards
- 2-Bromo-3-nitro-1-benzothiophene (CAS 100949-37-9)
- 5-Bromo-6-fluoro-3,3-dimethylindolin-2-one (CAS 1017860-04-6)
- 1-(2-Bromo-4-fluorophenyl)pyrrolidin-2-one (CAS 1037150-18-7)
- 1-(3-Bromo-5-fluorophenyl)pyrrolidin-2-one (CAS 1100508-97-1)
- 3-Bromo-1-(4-fluorophenyl)pyrrolidin-2-one (CAS 1100756-25-9)
- 3-Bromo-N-cyclopropyl-5-fluorobenzamide (CAS 1147712-88-6)
- 4-(4-Bromo-2-fluorophenoxy)butanenitrile (CAS 1152534-11-6)
- 5-Bromo-1,3-benzothiazole-2-carboxylic acid (CAS 1187928-52-4)
Recommended Standards
- 1-(4-Bromo-2-fluorophenyl)pyrrolidin-2-one (CAS 625446-50-6)
- 2,2,3,3,4,4,4-Heptafluorobutyl methyl carbonate (CAS 277332-95-3)
- (R)-4-(3-bromo-5-fluorophenyl)pyrrolidin-2-one (CAS 2306247-63-0)
- 2-Bromobenzo[d]thiazole-5-carboxylic Acid (CAS 933750-20-0)
- 1,1-Dimethyl-3-oxo-1,3-dihydro-2-benzofuran-5-carboxylic acid (CAS 1428-81-5)
- (R)-(+)-3,3’-Dibromo-1,1’-bi-2-naphthol (CAS 111795-43-8)
- 4,5-Diiodo-1-(oxan-2-yl)pyrazole (CAS 1403483-65-7)
- 2,4-Dibromo-6-methylquinoline (CAS 139719-21-4)
- N-(4-Methoxyphenyl)benzenesulfonamide (CAS 7471-26-3)
- 2-amino-N-(tert-butyl)acetamide hydrochloride (CAS 80008-05-5)
- 2-Methyl-1-[3-(trifluoromethyl)phenyl]propan-1-amine (CAS 1021032-89-2)
- n-Isopentyl-2-methylcyclohexan-1-amine (CAS 1019571-80-2)
- (S)-1-(2,4-Dichlorobenzyl)pyrrolidin-3-amine hydrochloride (CAS 2026897-02-7)
- Semaglutide Impurity 138 (CAS CATO-C4X-2226138)
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