2-(5-Bromo-2-fluoro-3-methoxyphenyl)-1,3-dioxolane CAS 2586126-45-4
| CAS No. | 2586126-45-4 |
| Molecular Formula | C10H10BrFO3 |
| Molecular Weight | 277.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 2-(5-Bromo-2-fluoro-3-methoxyphenyl)-1,3-dioxolane 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.
2-(5-Bromo-2-fluoro-3-methoxyphenyl)-1,3-dioxolane (CAS 2586126-45-4), molecular formula C10H10BrFO3 and molecular weight 277.09 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2-(5-Bromo-2-fluoro-3-methoxyphenyl)-1,3-dioxolane (C10H10BrFO3) 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 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 277.09 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.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Physical & Chemical Properties
| Molecular Formula | C10H10BrFO3 |
| Molecular Weight | 277.09 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2001 |
| Halogen Content | F/Br-containing |
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Recommended Standards
- 2-(4-Bromo-2-fluoro-6-methoxyphenyl)-1,3-dioxolane (CAS 2221812-32-2)
- 2-Bromo-6-fluoro-3-propoxybenzoic acid (CAS 2484888-94-8)
- 2-(3-Bromo-5-fluoro-2-methoxyphenyl)-1,3-dioxolane (CAS 2221812-40-2)
- 2-Bromo-7-fluorophenazine (CAS 2366994-10-5)
- 3-Chloro-2-(3-((2,4-dichlorophenoxy)methyl)-1H-1,2,4-triazol-1-yl)-5-(trifluoromethyl)pyridine (CAS 338395-63-4)
- 1-Cyclopropyl-3-(2,4-dichlorophenyl)propane-1,3-dione (CAS 134301-28-3)
- (2R,3R,4S,5R,6R)-2-(Acetoxymethyl)-6-isothiocyanatotetrahydro-2H-pyran-3,4,5-triyl triacetate (CAS 14152-97-7)
- Methyl 5-(4-fluorobenzamido)-1-benzothiophene-2-carboxylate (CAS 477847-50-0)
- 7-Chloro-1H-benzo[d][1,2,6]oxazaborinin-1-ol (CAS 2759952-32-2)
- 1-Ethyl-3-methyl-N-((1-methyl-3-(trifluoromethyl)-1H-pyrazol-5-yl)methyl)-1H-pyrazol-5-amine hydrochloride (CAS 1856100-66-7)
- 4-Cyclopropoxy-6-iodopyridine-2-sulfonamide (CAS 1243464-39-2)
- 1-(4-Cyanophenyl)azetidine-3-carboxylic acid (CAS 1260892-88-3)
- Tert-Butyl 5H-Spiro[Pyrido[3,2-E]Pyrrolo[1,2-A]Pyrazine-6,3'-Pyrrolidine]-1'-Carboxylate (CAS 1290625-92-1)
- Semaglutide Impurity 158 (x TFA Salt) (CAS CATO-C4X-2226158)
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