3,5-Dibromo-2-fluorobenzaldehyde CAS 477535-40-3
| CAS No. | 477535-40-3 |
| Molecular Formula | C7H3Br2FO |
| Molecular Weight | 281.90 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 3,5-Dibromo-2-fluorobenzaldehyde 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.
3,5-Dibromo-2-fluorobenzaldehyde (CAS 477535-40-3), molecular formula C7H3Br2FO and molecular weight 281.90 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 3,5-Dibromo-2-fluorobenzaldehyde (C7H3Br2FO) contains 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 281.90 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 | C7H3Br2FO |
| Molecular Weight | 281.90 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F/Br-containing |
Related Dibromo Standards
- 2,3-Dibromo-6-fluorobenzaldehyde (CAS 1114809-15-2)
- 3,4-Dibromo-5-fluorobenzaldehyde (CAS 1803716-04-2)
- 2,4-Dibromo-3-fluorobenzaldehyde (CAS 1803784-22-6)
- 2,5-Dibromo-3-fluorobenzaldehyde (CAS 1803836-87-4)
- 3,4-Dibromo-2-fluorobenzaldehyde (CAS 1804931-57-4)
- 2,4-Dibromo-5-fluorobenzaldehyde (CAS 1806352-88-4)
- 2,6-Dibromo-3-fluorobenzaldehyde (CAS 1807055-80-6)
- 2,3-Dibromo-5-fluorobenzaldehyde (CAS 1807181-48-1)
Recommended Standards
- 2,6-Dibromo-4-fluorobenzaldehyde (CAS 938467-02-8)
- 3,6-Dibromo-2-fluorobenzaldehyde (CAS 870703-68-7)
- 2,4-Dibromo-6-fluorobenzaldehyde (CAS 205683-34-7)
- Olaparib Impurity 102 (CAS 1806327-68-3)
- 4-Chloro-2-methyl-N-(thiophen-3-ylmethyl)aniline (CAS 1040320-47-5)
- 4-(Methylthio)pyridine (CAS 22581-72-2)
- O-[4-Nitro-2-(trifluoromethyl)phenyl]hydroxylamine (CAS 94832-15-2)
- 3-Bromo-4-methoxy Ethyl Ester Benzeneethanimidic Acid Hydrochloride (CAS 37946-43-3)
- 5-(Azetidin-3-yloxy)-2,2-dimethylpentanenitrile (CAS 1489808-73-2)
- 4-(tert-Butyl)-5-chloropyrimidin-2-amine (CAS 1095823-83-8)
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- Ethyl 2-Hydroxyphenylacetate (CAS 41873-65-8)
- Bosutinib Impurity N5 (CAS 263149-10-6)
- Des-Tyr10-Tirzepatide (CAS CATO-CPTD788680)
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