2-keto-3-methylbutyric acid-13c5,3-d1 sodium salt 420095-74-5 CAS 420095-74-5
| CAS No. | 420095-74-5 |
| Molecular Formula | [13C]5H6DO3 Na |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 2-keto-3-methylbutyric acid-13c5,3-d1 sodium salt 420095-74-5.
2-keto-3-methylbutyric acid-13c5,3-d1 sodium salt 420095-74-5 (CAS 420095-74-5), molecular formula [13C]5H6DO3 Na and molecular weight 91.06 g/mol, is a CATO reference standard with documented purity and traceability.
2-keto-3-methylbutyric acid-13c5,3-d1 sodium salt 420095-74-5 ([13C]5H6DO3 Na) contains deuterium isotope labeling. It is notably hygroscopic; these physicochemical properties determine the optimal preparation and storage of its standard solutions.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | [13C]5H6DO3 Na |
| Molecular Weight | 91.06 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) | -1.0 |
| CAS Registry Year (est.) | 2025 |
Related keto Standards
- 2-Keto-3-deoxyoctane ammonium salt (CAS 103404-70-2)
- 2-Keto-<SC>D</SC>-gluconate hemicalcium salt hydrate (CAS 1040352-40-6)
- 23-Keto Nemadectin (Desmethoxyamino Moxidectin) (CAS 112124-81-9)
- 15-Keto Bimatoprost (CAS 1163135-96-3)
- Methyl-3-keto-5β-cholan-24-oate (CAS 1173-32-6)
- 2-Keto-3-methylbutyric acid-<SUP>13</SUP>C<SUB>5</SUB> sodium salt (CAS 1173018-24-0)
- 6-Keto Cholestanol (CAS 1175-06-0)
- 3-Keto Valproic Acid Sodium Salt (CAS 1184991-15-8)
Recommended Standards
- (E)-2-(Trifluoromethyl)benzaldehyde oxime (CAS 24652-61-7)
- Methyl 3-methylisothiazole-4-carboxylate (CAS 74410-97-2)
- α-Methylstyrene Oxide (CAS 2085-88-3)
- (2S)-2-chloro-2-phenylacetic acid (CAS 29125-24-4)
- 1,2,3-Tri-O-benzyl-4,6-O-benzylidene-b-D-galactopyranose (CAS 57783-80-9)
- Ethyl 3-(4-bromo-2-fluorophenoxy)propanoate (CAS 1094546-44-7)
- 6-(Azepan-1-yl)-5-methylnicotinonitrile (CAS 1355196-25-6)
- 3-(Imidazo[1,2-a]pyridin-2-yl)prop-2-en-1-amine (CAS 1562717-69-4)
- 3-(4-Methoxyphenyl)-2-methyl-5-pentylisoxazolidine (CAS 88330-55-6)
- Semaglutide impurity 85 (CAS CATO-C4X-222685)
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