Posaconazole Impurity 271 CAS 159276-57-0
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 159276-57-0 |
| Molecular Formula | C9H9BrF2O |
| Molecular Weight | 251.07 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Posaconazole Impurity 271 (CAS 159276-57-0), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C9H9BrF2O. Molecular weight: 251.07 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C9H9BrF2O |
| Molecular Weight | 251.07 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2002 |
| Halogen Content | F/Br-containing |
Related Posaconazole Standards
- Posaconazole Impurity 86 (CAS CATO-C4X-1208186)
- Posaconazole Impurity 117 (CAS CATO-C4X-1208117)
- Posaconazole Impurity 125 (CAS CATO-C4X-1208125)
- Posaconazole Impurity 145 (CAS CATO-C4X-1208145)
- Posaconazole Impurity 45 (CAS CATO-C4X-141845)
- Posaconazole Impurity 270 (CAS 55743-71-0)
- Posaconazole Impurity 90 (CAS CATO-C4X-1208190)
- Posaconazole Impurity 91 (CAS CATO-C4X-1208191)
Recommended Standards
- 2-Bromoquinoline-4-carboxamide (CAS 101085-20-5)
- 2-BROMO-1,4-BENZENEDICARBOXYLIC ACID 2-BROMOBENZENE-1,4-DICARBOXYLIC ACID 2-Bromoterephthalic acid 586-35-6 AS03470 BROMOTEREPHTHALIC ACID LABOTEST-BB LT00454996 LABOTEST-BB LT03330774 TIMTEC-BB SBB012452 (CAS 586-35-6)
- (E)-3-(4-bromophenyl)-2-cyanoacrylamide (CAS 101085-21-6)
- Diatrizoic Acid Impurity 1 (CAS 1383849-83-9)
- Avibactam impurity 113 (CAS 115134-37-7)
- [Lys5,MeLeu9,Nle10]-Neurokinin A (4-10) Fragment (CAS 137565-28-7)
- 1-(5-Bromothiophen-3-yl)ethanol (CAS 1594872-82-8)
- 3-(Hex-5-en-1-yl)thiophene (CAS 160391-41-3)
- 4-(2,4-Difluorophenoxy)-2-(methylsulfanyl)thieno[3,2-d]pyrimidine (CAS 339018-90-5)
- Peptide 434 (CAS CATO-CPTD788434)
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