(S)-Cetirizine Hydrochloride CAS 130018-89-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 130018-89-2 |
| Molecular Formula | C21H25ClN2O3 2*HCl |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity (S)-Cetirizine Hydrochloride (CAS 130018-89-2) pharmaceutical standards reference standard. Molecular formula: C21H25ClN2O3 2*HCl. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C21H25ClN2O3 2*HCl |
| Molecular Weight | 425.35 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1994 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related S Standards
- Cetirizine EP Impurity B (CAS 1000690-91-4)
- Cetirizine Impurity 10 (CAS 1016-78-0)
- rac Cetirizine N-Oxide (Mixture of Diastereomers) (CAS 1076199-80-8)
- Cetirizine USP Related Compound B (CAS 108983-83-1)
- Cetirizine EP Impurity G (CAS 109806-71-5)
- (R)-Cetirizine-d4 Dihydrochloride (CAS 1133210-23-7)
- Cetirizine Impurity N19 (CAS 113740-61-7)
- rac Cetirizine-d8 N-Oxide (CAS 1216444-13-1)
Recommended Standards
- 1-(Azetidin-1-yl)-2-(butyl(2-hydroxyethyl)amino)ethan-1-one (CAS 1250121-68-6)
- Tert-butyl ((4-(4-chlorobenzyl)piperidin-4-yl)methyl)carbamate (CAS 1823549-04-7)
- H-DL-Met-OMe · HCl (CAS 16118-36-8)
- 4-chlorobutan-2-amine hydrochloride (CAS 2044872-44-6)
- 4-(1,3-Dioxaindan-5-yl)-2-methyl-5-(thiophen-3-yl)-2,3-dihydro-1h-pyrazol-3-imine (CAS 1354958-60-3)
- 1,2,4-Oxadiazole (CAS 288-90-4)
- Angiotensin III Antipeptide (CAS 133605-55-7)
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