(7R)-Sitafloxacin Impurity 13 CAS 127199-44-4
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 127199-44-4 |
| Molecular Formula | C11H20N2O2 |
| Molecular Weight | 212.29 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order (7R)-Sitafloxacin Impurity 13 (CAS 127199-44-4) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C11H20N2O2. Molecular weight: 212.29 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C11H20N2O2 |
| Molecular Weight | 212.29 g/mol |
| Appearance | White to pale yellow crystalline powder |
| Purity | 97%+ |
| 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1993 |
| Nitrogen Atoms | 2 |
Related R Standards
- (7S)-Sitafloxacin Impurity N11 (CAS 127199-45-5)
- Sitafloxacin impurity 53 (CAS 1933694-45-1)
- Sitafloxacin Impurity 19 (CAS CATO-C4X-115519)
- Sitafloxacin impurity 84 (CAS 1533823-99-2)
- Sitafloxacin Impurity 40 (CAS 144282-35-9)
- Sitafloxacin Impurity 49 (CAS 129306-06-5)
- Sitafloxacin Impurity 27 (CAS 119385-80-7)
- Sitafloxacin Impurity 16 (CAS 98349-24-7)
Recommended Standards
- Dapagliflozin Impurity 153 (CAS 35672-52-7)
- Febuxostat Impurity 19 (CAS CATO-C4X-116219)
- Tofacitinib Impurity 184 (CAS CATO-C4X-1079184)
- Carebastine Impurity 6 (CAS CATO-C4X-31696)
- Captopril Impurity 31 (CAS 69570-39-4)
- 4-acetyl-<I>N</I>-toluidine (CAS 17687-47-7)
- 2-Allylpyridine (CAS 2835-33-8)
- 3-Aminothiophene-2-carboxylic acid hydrochloride (CAS 1016552-72-9)
- N-(4-(((3,5-dimethylisoxazol-4-yl)methyl)thio)phenyl)acetamide (CAS 860649-65-6)
- Tau Peptide (274-288) trifluoroacetate salt (CAS 330456-39-8)
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