Calcium 3-methyl-2-oxobutanoate hydrate CAS 353241-22-2
| CAS No. | 353241-22-2 |
| Molecular Formula | 2*C5H7O3 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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 supplies Calcium 3-methyl-2-oxobutanoate hydrate (CAS 353241-22-2), a certified reference material (molecular formula C5H7O3CaH2O, MW 173.20 g/mol) for analytical method development and quality control.
Owing to a carbohydrate-derived structure, Calcium 3-methyl-2-oxobutanoate hydrate is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 173.20 g/mol — guide the selection of appropriate sample preparation and analytical techniques.
As a certified reference material (CRM), Calcium 3-methyl-2-oxobutanoate hydrate 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 | 2*C5H7O3 Ca 2*H2O |
| Molecular Weight | 173.20 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 1.5 |
| CAS Registry Year (est.) | 2025 |
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- Semaglutide Impurity 122 (CAS CATO-C4X-2226122)
Why CATO?
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