2-Keto-3-methylbutyric acid-<SUP>13</SUP>C<SUB>5</SUB> sodium salt CAS 1173018-24-0
| CAS No. | 1173018-24-0 |
| Molecular Formula | [13C]5H7O3 Na |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
2-Keto-3-methylbutyric acid-<SUP>13</SUP>C<SUB>5</SUB> sodium salt (CAS 1173018-24-0) is a high-purity analytical reference standard with the molecular formula [13C]5H7O3 Na and a molecular weight of 90.05 g/mol.
The molecular framework of 2-Keto-3-methylbutyric acid-<SUP>13</SUP>C<SUB>5</SUB> sodium salt ([13C]5H7O3 Na) is characterized by an organic framework. In reversed-phase chromatography, its retention is governed primarily by the polarity and ionization state of its functional groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development.
CATO manufactures 2-Keto-3-methylbutyric acid-<SUP>13</SUP>C<SUB>5</SUB> sodium salt under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | [13C]5H7O3 Na |
| Molecular Weight | 90.05 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.) | 1989 |
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com