Omeprazole Impurity 29 CAS 220757-74-4
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 220757-74-4 |
| Molecular Formula | C16H16ClN3OS |
| Molecular Weight | 333.84 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Omeprazole Impurity 29 (CAS 220757-74-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C16H16ClN3OS. Molecular weight: 333.84 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C16H16ClN3OS |
| Molecular Weight | 333.84 g/mol |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2020 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
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Recommended Standards
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- Piperacillin impurity 98 (CAS CATO-C4X-173298)
- Aspoxicillin Impurity 1 (CAS CATO-C4X-23191)
- 1,3-Dimethyl-1H-pyrazolo[3,4-d]pyrimidin-4-amine (CAS 5346-58-7)
- 4-Fluoro-7-methyl-1H-indole-2-carboxamide (CAS 2411760-16-0)
- Treprostinil Impurity 10 (CAS 1911575-29-5)
- 5-methyl-1-[2-(oxan-4-yl)-1,2,3,4-tetrahydroisoquinolin-5-yl]-1H-1,2,3-triazole-4-carboxylic acid hydrochloride (CAS 1315367-05-5)
- Liraglutide Impurity 6 TFA Salt (CAS CATO-C4X-19926)
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