20765-98-4 Rhodium(III) chloride hydrate, Rh 38.5-45.5% MFCD00149839 Rhodium trichloride CAS 20765-98-4
| CAS No. | 20765-98-4 |
| Molecular Formula | Cl3Rh |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 20765-98-4 Rhodium(III) chloride hydrate, Rh 38.5-45.5% MFCD00149839 Rhodium trichloride is closely related to chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies 20765-98-4 Rhodium(III) chloride hydrate, Rh 38.5-45.5% MFCD00149839 Rhodium trichloride (CAS 20765-98-4), a certified reference material (molecular formula Cl3RhH2O, MW 227.28 g/mol) for analytical method development and quality control.
Based on its molecular formula Cl3RhH2O, 20765-98-4 Rhodium(III) chloride hydrate, Rh 38.5-45.5% MFCD00149839 Rhodium trichloride contains chlorine substitution; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 227.28 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.
As a certified reference material (CRM), 20765-98-4 Rhodium(III) chloride hydrate, Rh 38.5-45.5% MFCD00149839 Rhodium trichloride 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 | Cl3Rh H2O |
| Molecular Weight | 227.28 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Freely soluble in water |
| Stability | Stable under recommended storage conditions |
| CAS Registry Year (est.) | 1962 |
| Halogen Content | Cl-containing |
Related Rhodium Standards
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- Rhodium(III) sulfate solution (CAS 10489-46-0)
- Rhodium(1+), [(1,2,5,6-η)-1,5-cyclooctadiene](N,N,N′,N′-tetramethyl-1,2-ethanediamine-κN,κN′)- (dichloro[(1,2,5,6-η)-1,5-cyclooctadiene]rhodate(1-)) (CAS 108559-48-4)
- Rhodium(1+), [N,N'-bis(2-aminoethyl)-1,2-ethanediamine-N,N',N'',N''']dichloro-, chloride (CAS 110556-98-4)
- Rhodium(III) bromide trihydrate (CAS 1151980-86-7)
- Rhodium(III) oxide (CAS 12036-35-0)
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