Acetylcysteine Impurity 47 CAS 74401-71-1
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 74401-71-1 |
| Molecular Formula | C7H11NO4S |
| Molecular Weight | 205.23 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Acetylcysteine Impurity 47 (CAS 74401-71-1) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C7H11NO4S. Molecular weight: 205.23 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C7H11NO4S |
| Molecular Weight | 205.23 g/mol |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1978 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Acetylcysteine Standards
- Acetylcysteine EP Impurity D (CAS 18725-37-6)
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Recommended Standards
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- 5-(4-Fluorophenyl)-2-mercapto-3-phenylthieno[2,3-d]pyrimidin-4(3H)-one (CAS 301687-15-0)
- (2R,3S,4S,5R,6S)-4,5-bis(benzyloxy)-2-((benzyloxy)methyl)-6-(ethylthio)tetrahydro-2H-pyran-3-ol (CAS 152964-77-7)
- Dendroaspis Natriuretic Peptide (CAS 255721-52-9)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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