Acotiamide Impurity 36 CAS CATO-C4X-111436
| CAS No. | CATO-C4X-111436 |
| Molecular Formula | C20H28N4O5S |
| Molecular Weight | N/A |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C20H28N4O5SHBr, Acotiamide Impurity 36 contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 517.44 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Acotiamide Impurity 36 (CAS CATO-C4X-111436) is a certified pharmaceutical impurity reference standard with the molecular formula C20H28N4O5SHBr and a molecular weight of 517.44 g/mol.
This reference standard supports related-substances testing and method development in line with ICH Q3A/Q3B guidance on impurity control, and is suitable for system suitability testing and forced-degradation studies.
As a certified reference material (CRM), Acotiamide Impurity 36 meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C20H28N4O5S HBr |
| Molecular Weight | 517.44 g/mol |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Acotiamide Standards
- Acotiamide Impurity M (CAS 118452-02-1)
- Acotiamide Impurity 21 (CAS 118452-04-3)
- Acotiamide Impurity 25 (CAS 163936-30-9)
- Acotiamide Impurity 4 (CAS 1809272-85-2)
- Acotiamide Impurity 3 (CAS 1824734-16-8)
- Acotiamide Impurity 23 (CAS 185103-81-5)
- Acotiamide Impurity 28 (CAS 185104-11-4)
- Acotiamide Impurity 7 (CAS 185105-13-9)
Recommended Standards
- Methylprednisolone EP Impurity J (CAS 53-36-1)
- Methotrexate Impurity 65 (CAS CATO-C4X-115465)
- Isoproturon Impurity 1 (CAS 797790-90-0)
- 1-Methyl-2-propyl-1H-imidazole-4,5-dicarboxylic acid (CAS 881422-88-4)
- 1-[3-(prop-2-yn-1-yloxy)phenyl]ethan-1-one (CAS 34264-13-6)
- 2-Propylfuran (CAS 4229-91-8)
- 6-Bromo-1-(tetrahydro-2H-pyran-2-yl)-1H-indazole (CAS 1158680-88-6)
- 1-Ethyl-2-isopropyl-1H-benzo[d]imidazol-5-amine (CAS 879037-89-5)
- Acetyl-PHF5 amide (CAS 1190970-24-1)
- Semaglutide impurity 214 (CAS CATO-C4X-2226214)
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