Acetylcysteine EP Impurity D CAS 18725-37-6
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 18725-37-6 |
| Molecular Formula | C7H11NO4S |
| Molecular Weight | 205.23 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Acetylcysteine EP Impurity D (CAS 18725-37-6) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C7H11NO4S. Molecular weight: 205.23 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
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.) | 1962 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Acetylcysteine Standards
- Acetylcysteine Impurity 47 (CAS 74401-71-1)
- Acetylcysteine impurity 63 (CAS CATO-C4X-153263)
- Acetylcysteine Impurity 18 (CAS 1637-71-4)
- Acetylcysteine Impurity 11 (CAS 79560-92-2)
- Acetylcysteine Impurity 37 (CAS 19547-88-7)
- Acetylcysteine impurity 66 (CAS 16708-09-1)
- Acetylcysteine Impurity 4 (CAS 210354-22-6)
- Acetylcysteine Impurity 19 (CAS 2885-79-2)
Recommended Standards
- Tiopronin Impurity 6 (CAS 6182-96-3)
- 3-(1H-1,2,3-triazol-1-yl)propyl methanesulfonate (CAS CATO-C3D-262329)
- Baricitinib Impurity 85 (CAS CATO-C4X-226085)
- Mirogabalin Impurity 173 (CAS CATO-C4X-2924173)
- Idarubicin Impurity 5 (CAS 77312-66-4（free base）)
- 2-((1-Methyl-1H-tetrazol-5-yl)thio)-1-(4-((6-methylpyridin-2-yl)oxy)piperidin-1-yl)ethan-1-one (CAS 1797536-99-2)
- 6-Acetyl-5,7-dihydroxy-2,2-dimethylchroman-4-one (CAS 124360-56-1)
- 1,4-Dimethyl-3-phenyl-1h-pyrazol-5-amine (CAS 30830-04-7)
- 6-(3-Phenyl-1,2,4-oxadiazol-5-yl)-[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one (CAS 1710833-86-5)
- Semaglutide Impurity 14(Discontinued,See CPTD788307 ) (CAS CATO-C4X-222614)
Why CATO?
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