4-Bromo-3-chloro-5-methylbenzaldehyde CAS 1416351-74-0
| CAS No. | 1416351-74-0 |
| Molecular Formula | C8H6BrClO |
| Molecular Weight | 233.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 233.49 g/mol gives 4-Bromo-3-chloro-5-methylbenzaldehyde distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
4-Bromo-3-chloro-5-methylbenzaldehyde (CAS 1416351-74-0) is a high-purity analytical reference standard with the molecular formula C8H6BrClO and a molecular weight of 233.49 g/mol.
Structurally, 4-Bromo-3-chloro-5-methylbenzaldehyde (C8H6BrClO) contains a hydroxyl group, an ether linkage, chlorine/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 233.49 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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), 4-Bromo-3-chloro-5-methylbenzaldehyde 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 | C8H6BrClO |
| Molecular Weight | 233.49 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.) | 1991 |
| Halogen Content | Cl/Br-containing |
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Recommended Standards
- 2-Bromo-5-chlorobenzimidamide (CAS 1397217-63-8)
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