Loratadine impurity 11 CAS 165739-62-8
Purity >90%In StockPharmacopoeial Impurity Standards
| CAS No. | 165739-62-8 |
| Molecular Formula | C22H23ClN2O3 |
| Molecular Weight | 398.88 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Loratadine impurity 11 (CAS 165739-62-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C22H23ClN2O3. Molecular weight: 398.88 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C22H23ClN2O3 |
| Molecular Weight | 398.88 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | >90% |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2004 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Loratadine Standards
- Loratadine Epoxide (CAS 1189694-51-6)
- Loratadine Impurity 35 (CAS CATO-C4X-142635)
- Loratadine Impurity 37 (CAS CATO-C4X-142637)
- Loratadine Impurity 38 (CAS 403484-49-1)
- Loratadine Impurity 89 (CAS CATO-C4X-142689)
- Loratadine Impurity 36 (CAS CATO-C4X-142636)
- Loratadine Impurity 34 (CAS CATO-C4X-142634)
- Loratadine EP Impurity A (CAS 133284-74-9)
Recommended Standards
- N-((2-Chloro-6-methoxyquinolin-3-yl)methyl)-N-(2-methoxyethyl)-4-methylbenzamide (CAS 606103-09-7)
- N-((2-Chloro-6-methoxyquinolin-3-yl)methyl)-N-(2-methoxyethyl)-2-methylbenzamide (CAS 606103-17-7)
- Methyl 4-((2-(1-(tert-butoxycarbonyl)piperidin-2-yl)ethyl)amino)-6-chloropyridazine-3-carboxylate (CAS 2810917-11-2)
- Lifitegrast Impurity 116 (CAS CATO-C4X-2409116)
- Topiroxostat Impurity 11 (CAS CATO-C4X-105511)
- 4-Hydrazinyl-8-methoxy-2-methylquinoline hydrochloride (CAS 1171435-31-6)
- dimethyl-1H-1,2,3-triazol-4-amine hydrochloride (CAS 1909308-42-4)
- 4-(6-((Phenylthio)methyl)-2-(pyridin-4-yl)pyrimidin-4-yl)morpholine (CAS 303147-61-7)
- Quinoline-2-carboxamide (CAS 5382-42-3)
- Neuropeptide FF (5-8) (CAS 152050-35-6)
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