Rhenium(VII) oxide CAS 1314-68-7
| CAS No. | 1314-68-7 |
| Molecular Formula | O7Re2 |
| Molecular Weight | 484.41 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 484.41 g/mol gives Rhenium(VII) oxide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies Rhenium(VII) oxide (CAS 1314-68-7), a certified reference material (molecular formula O7Re2, MW 484.41 g/mol) for analytical method development and quality control.
Owing to an inorganic composition, Rhenium(VII) oxide is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 484.41 g/mol — guide the selection of appropriate sample preparation and analytical techniques.
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), Rhenium(VII) oxide 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 | O7Re2 |
| Molecular Weight | 484.41 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Freely soluble in water |
| Stability | Hygroscopic; reseal immediately after opening |
| CAS Registry Year (est.) | 1957 |
Related Rhenium Standards
- Rhenium(III) iodide 97% (CAS 15622-42-1)
- Rhenium heptasulfide, 99% 5GR (CAS 12038-67-4)
- Rhenium(V) chloride (CAS 13596-35-5)
- Rhenium(IV) selenide (CAS 12038-64-1)
- Rhenium, (η5-2,4-cyclopentadien-1-yl)iodonitrosyl(triphenylphosphine)-, stereoisomer (CAS 92761-75-6)
- Rhenium(III) chloride (CAS 13569-63-6)
- Rhenium(IV) sulfide (CAS 12038-63-0)
- Rhenium(VI) oxide (CAS 1314-28-9)
Recommended Standards
- N-(2-chlorophenyl)-2-((5-(((4-chlorophenyl)amino)methyl)-4-phenyl-4H-1,2,4-triazol-3-yl)thio)acetamide (CAS 332930-62-8)
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- 5,5′-[2,2′-Bipyridine]-5,5′-diylbis[1,3-benzenedicarboxylic acid] (CAS 1809900-82-0)
- (3-Bromo-1-methyl-1H-pyrazol-5-yl)dimethylphosphine oxide (CAS 2903427-64-3)
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- 1-[7-(difluoromethyl)-5-azaspiro[2.4]heptan-5-yl]-2-{1H-pyrrolo[2,3-b]pyridin-3-yl}ethan-1-one (CAS 2812093-58-4)
- [[(2R,3S,5R)-5-(4-amino-2-oxo-pyrimidin-1-yl)-3-hydroxy-tetrahydrofuran-2-yl]methoxy-hydroxy-phosphoryl] [hydroxy(phosphonooxy)phosphoryl] hydrogen phosphate (CAS 116664-99-4)
- Semaglutide Impurity 123 (CAS 71997-93-8)
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