| CAS No. | 92976-81-3 |
| Molecular Formula | HBr3 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 362.89 g/mol gives 4-Dimethylaminopyridinium bromide perbromide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
4-Dimethylaminopyridinium bromide perbromide (CAS 92976-81-3), molecular formula HBr3C7H10N2 and molecular weight 362.89 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula HBr3C7H10N2, 4-Dimethylaminopyridinium bromide perbromide contains a nitrile group, bromine substitution; these features give the compound characteristic molecular-ion distribution patterns in mass spectrometry. The molecular weight of 362.89 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.
CATO manufactures 4-Dimethylaminopyridinium bromide perbromide under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
| Molecular Formula | HBr3 C7H10N2 |
| Molecular Weight | 362.89 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1983 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |