Roxithromycin EP Impurity F CAS 118267-18-8
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 118267-18-8 |
| Molecular Formula | C40H74N2O15 |
| Molecular Weight | 823.02 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Roxithromycin EP Impurity F (CAS 118267-18-8) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C40H74N2O15. Molecular weight: 823.02 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C40H74N2O15 |
| Molecular Weight | 823.02 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 |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 2 |
Related Roxithromycin Standards
- Roxithromycin EP Impurity E (CAS 1460313-66-9)
- Roxithromycin EP Impurity H (CAS 425365-65-7)
- Roxithromycin EP Impurity D (CAS 134931-00-3)
- Roxithromycin (CAS 80214-83-1)
- Roxithromycin EP Impurity J (CAS 134834-12-1)
- Roxithromycin Impurity 24 (CAS CATO-C4X-130324)
- Roxithromycin-d7 (CAS CATO-C4X-130322)
- Roxithromycin-d7 (CAS CATO-CCAD300664)
Recommended Standards
- tert-Butyl (2S,2'S)-1,1'-((2S,2'S)-2,2'-(4,4'-(biphenyl-4,4'-diyl)bis(1H-imidazole-4,2-diyl))bis(pyrrolidine-2,1-diyl))bis(3-methyl-1-oxobutane-2,1-diyl)dicarbamate (CAS 1009119-17-8)
- 6''-O-Acetylsaikosaponin A (CAS 64340-46-1)
- N,N'-Bis[4-(diphenylamino)phenyl]-N,N'-diphenylbenzidine (CAS 209980-53-0)
- Letrozole Impurity 17 (CAS 112809-27-5)
- Enalapril EP Impurity B (CAS 82717-96-2)
- Topiroxostat Impurity 21 (CAS CATO-C4X-105521)
- 1-(thiophen-2-yl)piperazin-2-one (CAS 1284355-06-1)
- 5-Chloro-N-methyl-1H-benzo[d]imidazol-2-amine (CAS 929338-84-1)
- 5-Fluorobicyclo[3.1.1]Heptane-1-carboxylic acid (CAS 2231674-28-3)
- Tirzepatide Impurity 15 (CAS CATO-C4X-324015)
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