Montelukast EP Impurity I CAS 2045402-27-3
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 2045402-27-3 |
| Molecular Formula | C35H36ClNO4S |
| Molecular Weight | 602.18 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Montelukast EP Impurity I (CAS 2045402-27-3) pharmacopoeial impurity standards reference standard. Molecular formula: C35H36ClNO4S. Molecular weight: 602.18 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C35H36ClNO4S |
| Molecular Weight | 602.18 g/mol |
| Purity | >95% |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 18.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1997 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Montelukast Standards
- Montelukast R-Sulfoxide (CAS 1152185-58-4)
- Montelukast EP Impurity I (CAS 184763-26-6)
- Montelukast 1,2-Diol (Mixture of Diastereomers) (CAS 186352-97-6)
- Montelukast - Impurity C (sodium Salt) (CAS 909796-71-0)
- Montelukast Hydroxy (CAS 679838-32-5)
- Montelukast Impurity 23 (CAS CATO-C4X-103123)
- Montelukast EP Impurity C(Mixture of Diastereomers) (CAS 909849-96-3)
- Montelukast Impurity 46 (CAS CATO-C4X-103146)
Recommended Standards
- 21(S)-Hydroxy Montelukast (CAS 184763-29-9)
- Montelukast Impurity 59 (CAS CATO-C4X-103159)
- cis-Montelukast Sulfoxide (CAS 1428511-42-5)
- Lenvatinib Impurity 16 (CAS 69332-65-6)
- Paliperidone USP Related Compound C (CAS 130049-82-0)
- N-(4-(2-(allylamino)thiazol-4-yl)phenyl)acetamide hydrobromide (CAS 1274903-95-5)
- 2-Methyl-7-(2-morpholinoethoxy)-3-phenyl-4H-chromen-4-one (CAS 32131-81-0)
- 3-Indolebutyric Acid (CAS 133-32-4)
- Sulfadimethoxine Impurity (CAS 98627-35-1)
- Semaglutide impurity 274 (CAS CATO-C4X-2226274)
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