| CAS No. | 21360-80-5 |
| Molecular Formula | H15ClN5Rh |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Rhodium(2+), pentaamminechloro-, sulfate (CAS 21360-80-5), molecular formula H15ClN5RhO4S and molecular weight 319.57 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula H15ClN5RhO4S, Rhodium(2+), pentaamminechloro-, sulfate contains a sulfone group, chlorine substitution; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 319.57 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.
As a certified reference material (CRM), Rhodium(2+), pentaamminechloro-, sulfate 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 | H15ClN5Rh O4S |
| Molecular Weight | 319.57 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Freely soluble in water |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| CAS Registry Year (est.) | 1963 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 5 |
| Sulfur Atoms | 1 |