Loratadine Impurity 5 CAS 167891-69-2
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 167891-69-2 |
| Molecular Formula | C22H25ClN2O2 |
| Molecular Weight | 384.90 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Loratadine Impurity 5 (CAS 167891-69-2), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C22H25ClN2O2. Molecular weight: 384.90 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C22H25ClN2O2 |
| Molecular Weight | 384.90 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 11.0 |
| 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-d4 (CAS 381727-27-1)
- Loratadine (CAS 79794-75-5)
- Loratadine EP Impurity E (CAS 170727-59-0)
- Loratadine EP Impurity 41 (CAS 169253-13-8)
- Loratadine Impurity 79 (CAS CATO-C4X-142679)
- Loratadine impurity 84 (CAS CATO-C4X-142684)
- Loratadine-d5 (CAS 1020719-57-6)
- Loratadine-d5 (ethyl-d5) (CAS 1398065-63-8)
Recommended Standards
- N-{[4-Allyl-5-(allylsulfanyl)-4H-1,2,4-triazol-3-yl]methyl}-4-chlorobenzenesulfonamide (CAS 338422-31-4)
- Pyrimorph (CAS 868390-90-3)
- Ethyl 2-({4-[(4-chlorophenyl)sulfanyl]-5-methoxypyrimidin-2-yl}sulfanyl)propanoate (CAS 338423-63-5)
- Urapidil Impurity 90 (CAS CATO-C4X-192490)
- Clopidogrel Impurity 5 (CAS CATO-C4X-10295)
- 7-Fluoro-6-methyl-3,4-dihydronaphthalen-1(2H)-one (CAS 182182-24-7)
- 2,3-dihydro-1-benzofuran-2-carbaldehyde (CAS 36054-77-0)
- Methyl 3-Nitro-4-indazolecarboxylate (CAS 1260385-51-0)
- 1-(4-Fluorophenoxy)-3-(4-(4-nitrophenyl)piperazin-1-yl)propan-2-ol (CAS 1254122-84-3)
- D-Asp9-Tirzepatide (CAS CATO-CPTD788923)
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