Leucine EP Impurity D CAS 31872-98-7
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 31872-98-7 |
| Molecular Formula | C7H15NO2 |
| Molecular Weight | 145.20 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Leucine EP Impurity D (CAS 31872-98-7) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C7H15NO2. Molecular weight: 145.20 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C7H15NO2 |
| Molecular Weight | 145.20 g/mol |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1966 |
| Nitrogen Atoms | 1 |
Related Leucine Standards
Recommended Standards
- Indobufen Impurity 47 (CAS 769-68-6)
- Selexipag Impurity 46 (CAS 42042-66-0)
- Valsartan Impurity 43 (CAS 2812-32-0)
- Citalopram EP Impurity G Di-Oxalate (CAS CATO-C4X-110939)
- Cobicistat impurity 12 (CAS 1051463-40-1)
- tert-Butyl (2-(4-formylphenoxy)ethyl)carbamate (CAS 198990-09-9)
- 2-Hydroxy-3-iodobenzaldehyde (CAS 23602-64-4)
- Orbofiban (CAS 163250-90-6)
- Acetyl-L-carnitine Hydrochloride (CAS 5080-50-2)
- Semaglutide impurity 72 (CAS CATO-C4X-222672)
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