Busulfan Impurity 4 CAS 42729-95-3
Purity >90%In StockPharmacopoeial Impurity Standards
| CAS No. | 42729-95-3 |
| Molecular Formula | C5H12O4S |
| Molecular Weight | 168.21 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Busulfan Impurity 4 (CAS 42729-95-3) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C5H12O4S. Molecular weight: 168.21 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C5H12O4S |
| Molecular Weight | 168.21 g/mol |
| Purity | >90% |
| 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) | 0.0 |
| CAS Registry Year (est.) | 1969 |
| Sulfur Atoms | 1 |
Related Busulfan Standards
Recommended Standards
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- 2-((2,3,4-Trichlorophenyl)thio)acetic acid (CAS 71965-10-1)
- 3,5-Difluoro-4-(trifluoromethyl)pyridine (CAS 1391033-20-7)
- Semaglutide impurity 271 (CAS CATO-C4X-2226271)
Why CATO?
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