| CAS No. | 1393737-19-3 |
| Molecular Formula | C7H6Cl |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 229.78 g/mol gives 5-Chloro-2-methylphenylmagnesium bromide, 0.50 M in THF distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
5-Chloro-2-methylphenylmagnesium bromide, 0.50 M in THF (CAS 1393737-19-3), molecular formula C7H6ClBrMg and molecular weight 229.78 g/mol, is a CATO reference standard with documented purity and traceability.
The molecular framework of 5-Chloro-2-methylphenylmagnesium bromide, 0.50 M in THF (C7H6ClBrMg) is characterized by a salt form, chlorine/bromine substitution, an aromatic ring system. In reversed-phase chromatography, its retention is governed primarily by the polarity and ionization state of its functional groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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.
As a certified reference material (CRM), 5-Chloro-2-methylphenylmagnesium bromide, 0.50 M in THF 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.
| Molecular Formula | C7H6Cl Br Mg |
| Molecular Weight | 229.78 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 |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Cl/Br-containing |