Tretinoin lmpurity 20 CAS 173449-96-2
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 173449-96-2 |
| Molecular Formula | C42H58NO |
| Molecular Weight | 592.92 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Tretinoin lmpurity 20 (CAS 173449-96-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C42H58NO. Molecular weight: 592.92 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C42H58NO |
| Molecular Weight | 592.92 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >95% |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 14.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2006 |
| Nitrogen Atoms | 1 |
Related Tretinoin Standards
- Tretinoin Impurity 9 (CAS 15498-86-9)
- Tretinoin Glucuronide (CAS 401-10-5)
- Tretinoin Impurity 25 (CAS CATO-C4X-196925)
- Tretinoin Impurity 10 (CAS CATO-C4X-196910)
- Tretinoin Impurity 8 (CAS CATO-C4X-19698)
- Tretinoin Impurity 24 (CAS CATO-C4X-196924)
- Tretinoin Impurity 29 (CAS 129454-96-2)
- Tretinoin EP Impurity F (4-Methoxy Retinoic Acid) (CAS 81121-20-2)
Recommended Standards
- Oryzanol Impurity 13 (CAS 117857-70-2)
- 1-Linoleoyl-3-palmitoyl-rac-glycerol (CAS 99032-71-0)
- 4-Bromo-N-(4-((3-chloro-4-(pyridin-2-ylmethoxy)phenyl)amino)-3-cyano-7-ethoxyquinolin-6-yl)but-2-enamide (CAS 1417629-33-4)
- Gadobutrol Impurity 12 4HCl (CAS 10045-25-7)
- Atorvastatin Impurity 92 (CAS CATO-C4X-113292)
- 2-(2-Fluoro-4-isopropylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 2256709-04-1)
- Imidazo[1,2-d][1,2,4]triazin-2-ol (CAS 689298-00-8)
- 7-(Trifluoromethyl)thiazolo[4,5-b]pyridin-2-amine (CAS 1934829-14-7)
- Methyl 2-(1,2,3,4-tetrahydro-1-isoquinolinyl)-acetate (CAS 91640-73-2)
- [Ser39-OH] Tirzepatide (CAS CATO-C4X-324041)
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