Atorvastatin Impurity 55 CAS 196085-84-4
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 196085-84-4 |
| Molecular Formula | C14H23NO4 |
| Molecular Weight | 269.34 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Atorvastatin Impurity 55 (CAS 196085-84-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C14H23NO4. Molecular weight: 269.34 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C14H23NO4 |
| Molecular Weight | 269.34 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, 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; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2013 |
| Nitrogen Atoms | 1 |
Related Atorvastatin Standards
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Recommended Standards
- Mirabegron Impurity 116 (CAS CATO-C4X-1032116)
- 439411S4TB 579-92-0 Diphenylamine-2,2'-dicarboxylic acid Benzoic acid, 2,2'-iminobis- (9CI) Benzoic acid, 2,2'-iminodi- 4-14-00-01058 (Beilstein Handbook Reference) Anthranilic acid, N-(o-carboxyphenyl)- BRN 0483973 2,2'-Dicarboxydiphenylamine 2,2'-Dicarboxyldiphenylamine 2,2'-Diphenylaminedicarboxylic acid 2,2'-Iminodibenzoic acid NSC 27841 Vanadox UNII-439411S4TB (CAS 579-92-0)
- Posaconazole Impurity 80 (CAS CATO-C4X-1208180)
- Nizatidine EP Impurity H (CAS 27366-72-9)
- Cefdinir Impurity 98 (CAS CATO-C4X-121098)
- 5-fluorofuran-2-carbaldehyde (CAS 50899-04-2)
- n-((1,2,3-Thiadiazol-4-yl)methyl)-3-ethoxypropan-1-amine (CAS 1157056-71-7)
- ((1R,3r)-3-(aminomethyl)cyclobutyl)methanol (CAS 1609403-60-2)
- 2-(Difluoromethyl)-5-iodo-6-methylpyridine-3-methanol (CAS 1805092-42-5)
- Semaglutide impurity 276 (CAS CATO-C4X-2226276)
Why CATO?
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