4,5-Dihydrooxazole Bilastine CAS 202189-77-3
Purity >95%In StockPharmaceutical Standards
| CAS No. | 202189-77-3 |
| Molecular Formula | C32H44N4O2 |
| Molecular Weight | 516.72 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 4,5-Dihydrooxazole Bilastine (CAS 202189-77-3) pharmaceutical standards reference standard. Molecular formula: C32H44N4O2. Molecular weight: 516.72 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C32H44N4O2 |
| Molecular Weight | 516.72 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >95% |
| 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 |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2014 |
| Nitrogen Atoms | 4 |
Related Dihydrooxazole Standards
- (2-Phenyl-4,5-dihydrooxazole-4,4-diyl)dimethanol (CAS 62203-32-1)
- 2-Oxo-2,3-dihydrooxazole-5-carbonyl chloride (CAS 64843-26-1)
- 5-Ethyl-4,5-dihydrooxazole-4-carboxylic acid (CAS 141422-64-2)
- 2-Methyl-4,5-dihydrooxazole-4-carboxylic acid (CAS 114482-46-1)
- 2-Oxo-2,3-dihydrooxazole-5-carboxylic acid (CAS 1407858-88-1)
- 2-butyl-4,5-dihydrooxazole 27031-10-3 (CAS 27031-10-3)
Recommended Standards
- 6-Bromo-3-(2-chloro-5-(trifluoromethyl)pyrimidin-4-yl)-1-(phenylsulfonyl)-1H-indole (CAS 2173193-44-5)
- Daprodustat Impurity 22 (CAS CATO-C4X-240722)
- Fusidic Acid (CAS 6990-06-3)
- 1-(2-Methoxyethoxy)-N-(5-oxo-4,5-dihydro-1H-imidazol-2-yl)isoquinoline-3-carboxamide (CAS 1252313-69-1)
- N-((dimethylamino)methylene)-2-methylpyrazolo[1,5-a]pyrimidine-6-carboxamide (CAS 400083-80-9)
- L-Cysteine, S-[(acetylamino)methyl]-, methyl ester, hydrochloride (1:1) (CAS 33375-68-7)
- Ozenoxacin Impurity 26 (CAS CATO-C4X-279626)
- Methyl 2-Amino-2-cyclopropylpropionate Hydrochloride (CAS 1333675-34-5)
- 4-Amino-5-(morpholin-4-yl)pentanoic acid dihydrochloride (CAS 1423024-08-1)
- Semaglutide impurity 258 (CAS CATO-C4X-2226258)
Why CATO?
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- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com