Roxithromycin EP Impurity J CAS 134834-12-1
Purity >93%In StockPharmacopoeial Impurity Standards
| CAS No. | 134834-12-1 |
| Molecular Formula | C40H73ClN2O14 |
| Molecular Weight | 841.47 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Roxithromycin EP Impurity J (CAS 134834-12-1), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C40H73ClN2O14. Molecular weight: 841.47 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C40H73ClN2O14 |
| Molecular Weight | 841.47 g/mol |
| Purity | >93% |
| 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Roxithromycin Standards
- Roxithromycin Impurity 24 (CAS CATO-C4X-130324)
- Roxithromycin-d7 (CAS CATO-C4X-130322)
- Roxithromycin-d7 (CAS CATO-CCAD300664)
- Roxithromycin EP Impurity D (CAS 134931-00-3)
- Roxithromycin (CAS 80214-83-1)
- Roxithromycin impurity 28 (CAS CATO-C4X-130328)
- Roxithromycin Impurity 25 (CAS 1094780-37-6)
- Roxithromycin impurity 30 (CAS CATO-C4X-130330)
Recommended Standards
- 2-[(9S)-7-(4-chlorophenyl)-4,5,13-trimethyl-3-thia-1,8,11,12-tetrazatricyclo[8.3.0.0²⁶]trideca-2(6),4,7,10,12-pentaen-9-yl]-N-[8-[[2-[2-(2,6-dioxo-3-piperidyl)-1,3-dioxo-isoindolin-4-yl]oxyacetyl]amino]octyl]acetamide (CAS 1950634-92-0)
- Bis(3,5-diiodosalicylato)copper (CAS 14040-04-1)
- Methotrexate Tetraglutamate (CAS 73610-81-8)
- Esomeprazole impurity 137 (CAS CATO-C4X-1112137)
- Edoxaban impurity 130 (CAS CATO-C4X-1063130)
- (3-(1,3-Dioxolan-2-yl)phenyl)(2-chloro-4-fluorophenyl)methanone (CAS 898759-40-5)
- Bilastine impurity 94 (CAS CATO-C4X-225394)
- Acetic 2-ethyltetrahydro-2h-pyran-4-carboxylic anhydride (CAS 345216-96-8)
- 6-(1-methyl-1H-pyrazol-4-yl)pyridin-3-ol (CAS 1256371-63-7)
- D-Pro37-Tirzepatide (CAS CATO-CPTD788902)
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