Posaconazole Impurity 17(R,R,R,S) CAS 171228-51-6
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 171228-51-6 |
| Molecular Formula | C37H42F2N8O4 |
| Molecular Weight | 700.78 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Posaconazole Impurity 17(R,R,R,S) (CAS 171228-51-6), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C37H42F2N8O4. Molecular weight: 700.78 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C37H42F2N8O4 |
| Molecular Weight | 700.78 g/mol |
| Purity | >95% |
| 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) | 20.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2005 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 8 |
Related Posaconazole Standards
- Posaconazole (CAS 171228-49-2)
- Posaconazole Impurity 12(S,S,R,R) (CAS 2243785-97-7)
- Posaconazole Impurity 13(R,R,R,R) (CAS 170985-61-2)
- Posaconazole Impurity 14(S,R,R,R) (CAS 213381-05-6)
- Posaconazole Impurity 15(S,S,S,S) (CAS 1246391-73-0)
- Posaconazole Impurity 157 (CAS CATO-C4X-1208157)
- Posaconazole Impurity 16(S,R,S,S) (CAS 213381-02-3)
- Posaconazole Impurity 176 (CAS CATO-C4X-1208176)
Recommended Standards
- Posaconazole Impurity 18(R,S,S,R) (CAS 213381-06-7)
- Posaconazole Impurity 19(S,S,R,S) (CAS 2243785-99-9)
- Posaconazole Impurity 20(R,S,R,S) (CAS 1229428-91-4)
- Parecoxib sodium Impurity 10 (CAS 2229657-81-0)
- Tamsulosin Impurity 29 (CAS 136383-33-0)
- 2-Allyl-6-methylaniline (CAS 41652-79-3)
- [(2R,3R,4R,5R,6R)-5-acetamido-6-[2-[2-[[(4S)-5-[2-[2-[(2R,3R,4R,5R,6R)-3-acetamido-4,5-diacetoxy-6-(acetoxymethyl)tetrahydropyran-2-yl]oxyethoxy]ethylamino]-4-[[(4S)-5-[2-[2-[(2R,3R,4R,5R,6R)-3-acetamido-4,5-diacetoxy-6-(acetoxymethyl)tetrahydropyran-2-yl]oxyethoxy]ethylamino]-4-[[4-[2-cyanoethoxy-(diisopropylamino)phosphanyl]oxycyclohexanecarbonyl]amino]-5-oxo-pentanoyl]amino]-5-oxo-pentanoyl]amino]ethoxy]ethoxy]-3,4-diacetoxy-tetrahydropyran-2-yl]methyl acetate (CAS 2199491-27-3)
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com