Valproate impurity 87 CAS 59726-37-3
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 59726-37-3 |
| Molecular Formula | C12H20O4 |
| Molecular Weight | 228.28 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Valproate impurity 87 (CAS 59726-37-3) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C12H20O4. Molecular weight: 228.28 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C12H20O4 |
| Molecular Weight | 228.28 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1974 |
Related Valproate Standards
- Valproate Impurity 36 (CAS 6065-62-9)
- Valproate Impurity 64 (CAS CATO-C4X-116664)
- Valproate Impurity 86 (CAS CATO-C4X-116686)
- Valproate Impurity 38 (CAS 55898-43-6)
- Sodium Valproate Impurity 42 (CAS 258264-00-5)
- Valproate Impurity 84 (CAS CATO-C4X-116684)
- Valproate Impurity 96 (CAS CATO-C4X-116696)
- Valproate Impurity 82 (CAS CATO-C4X-116682)
Recommended Standards
- 1,2-Cyclohexanedicarboxylic acid diethyl ester (CAS 10138-59-7)
- Mivacurium chloride Impurity 30 (CAS CATO-C4X-137530)
- 2-hydroxy-3-methoxy-5-(2-propenyl)benzoic acid methyl ester 5-allyl-2-hydroxy-3-methoxybenzoic acid methyl ester 5-allyl-2-hydroxy-3-methoxybenzoic acid methyl ester (intermediate of alibendol) 85614-43-3 Methyl 5-allyl-3-methoxysalicylate [(4R)-1,7,7-Trimethyl-5-bicyclo[2.2.1]heptanyl] 2-methylpropanoate benzoic acid,2-hydroxy-3-methoxy-5-(2-propen-1-yl)-, methyl ester methyl 5-allyl-2-hydroxy-3-methoxybenzoate methyl 5-allyl-3-met (CAS 85614-43-3)
- Fluralaner Impurity 13 (CAS CATO-C4X-218013)
- Ibrutinib Impurity 19 (CAS 1917333-91-5)
- Pirfenidone Impurity 42 (CAS 3510-66-5)
- (S)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-(2-methoxyphenyl)propanoic acid (CAS 206060-41-5)
- (2S)-morpholine-2-carbonitrile;hydrochloride (CAS 1417789-39-9)
- 4-Hydroxy-6-methyl-3-nitro-2H-pyrano[3,2-c]quinoline-2,5(6H)-dione (CAS 161185-52-0)
- Semaglutide impurity 203 (CAS CATO-C4X-2226203)
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 13829788188 / jacky.chen@cato-chem.com