2-Ketobutyric acid-4-<SUP>13</SUP>C sodium salt hydrate CAS 634908-43-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 634908-43-3 |
| Molecular Formula | C3[13C]H5O3 Na H2O |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Ketobutyric acid-4-<SUP>13</SUP>C sodium salt hydrate (CAS 634908-43-3) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C3[13C]H5O3 Na H2O. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C3[13C]H5O3 Na H2O |
| Molecular Weight | 142.09 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.) | 1985 |
Recommended Standards
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- 2-Chloro-6-fluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine (CAS 1146615-89-5)
- methyl 3-cyclohexyl-2-hydroxypropanoate (CAS 1033777-74-0)
- 2-(1-Benzylpiperidin-3-yl)ethan-1-ol (CAS 147541-47-7)
- N'-Isopropylidene-2-nitrobenzenesulfonohydrazide (CAS 6655-27-2)
- Semaglutide impurity 109 (CAS CATO-C4X-2226109)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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