5-Bromo-6-fluorochroman-4-one CAS 1344899-65-5
| CAS No. | 1344899-65-5 |
| Molecular Formula | C9H6BrFO2 |
| Molecular Weight | 245.05 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 5-Bromo-6-fluorochroman-4-one (C9H6BrFO2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine/bromine 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 245.05 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
CATO supplies 5-Bromo-6-fluorochroman-4-one (CAS 1344899-65-5), a certified reference material (molecular formula C9H6BrFO2, MW 245.05 g/mol) for analytical method development and quality control.
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), 5-Bromo-6-fluorochroman-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 | C9H6BrFO2 |
| Molecular Weight | 245.05 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 tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | F/Br-containing |
Related Bromo Standards
- 8-Bromo-5-fluorochroman-4-one (CAS 1092348-60-1)
- 6-Bromo-8-fluorochroman-4-one (CAS 1092348-68-9)
- 6-Bromo-7-fluorochroman-4-one (CAS 1092350-30-5)
- 7-Bromo-5-fluorochroman-4-one (CAS 1092350-58-7)
- 7-Bromo-8-fluorochroman-4-one (CAS 1092350-77-0)
- 8-Bromo-6-fluorochroman-4-one (CAS 1092350-87-2)
- 3-Bromo-2-fluorocinnamic acid (CAS 1214791-57-7)
- 5-Bromo-7-fluoro-2-methylbenzofuran-3(2H)-one (CAS 1248174-02-8)
Recommended Standards
- 6-Bromohexylphosphonic acid (CAS 133345-66-1)
- 6-Bromo-5-fluoroisochroman-1-one (CAS 1426071-12-6)
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- (5-Bromo-7-fluorobenzofuran-2-yl)methanol (CAS 1498609-31-6)
- Methyl 2-(3-nitrobenzyl)butanoate (CAS 138711-89-4)
- 2-Bromo-5-chloro-4-methoxybenzene-1-sulfonyl chloride (CAS 868406-66-0)
- 1-Chloro-4-(methoxymethoxy)-2-methylbenzene (CAS 928025-22-3)
- 4,5-Dichloroindole (CAS 122509-73-3)
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- 4,4-Dimethyl-1,2,3,4-tetrahydroisoquinolin-7-amine (CAS 859826-71-4)
- 2-(2-Hydroxyethoxy)acetonitrile (CAS 118599-68-1)
- Semaglutide impurity 81 (CAS CATO-C4X-222681)
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