Sodium Valproate Impurity 42 CAS 4371-03-3
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 4371-03-3 |
| Molecular Formula | C7H12O4 |
| Molecular Weight | 160.17 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Sodium Valproate Impurity 42 (CAS 4371-03-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H12O4. Molecular weight: 160.17 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H12O4 |
| Molecular Weight | 160.17 g/mol |
| Purity | >95% |
| 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) | 2.0 |
| CAS Registry Year (est.) | 1958 |
Related Sodium Standards
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- Sodium Valproate Impurity 16 (CAS 609-09-6)
- Sodium Valproate Impurity 43 (CAS 4440-07-7)
- Valproate Impurity 46 (CAS 2985-35-5)
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Recommended Standards
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- Amisulpride Impurity 12 (CAS 54897-63-1)
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- N-Nitroso Amoxicillin Dimer Impurity 82 (CAS CATO-C4X-114882)
- 4-Cyclopropoxy-5-(dimethylamino)pyridine-2-sulfonamide (CAS 1243398-03-9)
- 3-Amino-5-fluoroisonicotinic acid (CAS 1805693-18-8)
- N-(6,7-Dihydro-4H-pyrano[4,3-d]thiazol-2-yl)-3-(furan-2-yl)acrylamide (CAS 1396890-32-6)
- Methyl 5-amino-6-methylpyrazine-2-carboxylate (CAS 1823377-24-7)
- Semaglutide impurity 276 (CAS CATO-C4X-2226276)
Why CATO?
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