| CAS No. | 1431365-56-8 |
| Molecular Formula | C7H11NO2 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 222.08 g/mol gives (1R,2S,4S)-7-azabicyclo[2.2.1]Heptane-2-carboxylic acid hydrobromide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
(1R,2S,4S)-7-azabicyclo[2.2.1]Heptane-2-carboxylic acid hydrobromide (CAS 1431365-56-8), molecular formula C7H11NO2HBr and molecular weight 222.08 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C7H11NO2HBr, (1R,2S,4S)-7-azabicyclo[2.2.1]Heptane-2-carboxylic acid hydrobromide contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 222.08 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.
As a certified reference material (CRM), (1R,2S,4S)-7-azabicyclo[2.2.1]Heptane-2-carboxylic acid hydrobromide 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 | C7H11NO2 HBr |
| Molecular Weight | 222.08 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |