S-Sitafloxacin Impurity 48 CAS 144282-37-1
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 144282-37-1 |
| Molecular Formula | C18H26N2O2 |
| Molecular Weight | 302.41 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
S-Sitafloxacin Impurity 48 (CAS 144282-37-1) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C18H26N2O2. Molecular weight: 302.41 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C18H26N2O2 |
| Molecular Weight | 302.41 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1998 |
| Nitrogen Atoms | 2 |
Related S Standards
- R-Sitafloxacin Impurity 47 (CAS 1432056-70-6)
- Sitafloxacin impurity 90 (CAS 112062-51-8)
- Sitafloxacin impurity 55 (CAS CATO-C4X-115555)
- Sitafloxacin Impurity 35 (CAS CATO-C4X-115535)
- Sitafloxacin impurity 56 (CAS CATO-C4X-115556)
- Sitafloxacin Impurity 34 (CAS 2365490-44-2)
- Sitafloxacin Impurity 30 (CAS CATO-C4X-115530)
- Sitafloxacin Impurity N14 (CAS 127199-27-3)
Recommended Standards
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- Palbociclib Impurity 205 (CAS 2252258-81-2)
- 2-butyl-5-methyl-2,4-dihydro-3H-pyrazol-3-one (CAS 65156-70-9)
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- 2-Bromo-5-fluoro-4-methylquinazoline (CAS 1503773-76-9)
- 4-Chloro-3-ethoxy-2-fluorobenzoic acid (CAS 1323966-33-1)
- [a-Glu](Side chain transposition)- Semaglutide (CAS CATO-C4X-2226111)
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