Busulfan Impurity 20 CAS 31465-25-5
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 31465-25-5 |
| Molecular Formula | C4H9O4S Na |
| Molecular Weight | N/A |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Busulfan Impurity 20 (CAS 31465-25-5) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C4H9O4S Na. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C4H9O4S Na |
| Molecular Weight | 176.16 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) | 0.5 |
| CAS Registry Year (est.) | 1965 |
| Sulfur Atoms | 1 |
Related Busulfan Standards
Recommended Standards
- Rimegepant Impurity 51 (CAS 1289023-89-7)
- Agomelatine Impurity 3 (CAS 1385018-57-4)
- tert-Butyl 2-amino-1H-benzo[d]imidazole-1-carboxylate (CAS 1383133-23-0)
- Imipramine N-Oxide (CAS 1215681-42-7)
- 3-Amino-2-(cyclopropylmethyl)propan-1-ol (CAS 1247915-82-7)
- 6-Chloro-2-methyloxazolo[5,4-b]pyridine (CAS 886373-62-2)
- [2-31]-Semaglutide C (x TFA Salt) (CAS CATO-C4X-2226118)
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