Erythromycin Sulfonamide Impurity B Oxime Derivative CAS 231620-64-7
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 231620-64-7 |
| Molecular Formula | C37H68N2O12 |
| Molecular Weight | 732.94 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Erythromycin Sulfonamide Impurity B Oxime Derivative (CAS 231620-64-7) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C37H68N2O12. Molecular weight: 732.94 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C37H68N2O12 |
| Molecular Weight | 732.94 g/mol |
| Purity | 97%+ |
| 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.) | 2023 |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 12-Deoxyerythromycin 9-Oxime (CAS 53274-43-4)
- SQI-Pr (CAS 1022595-16-9)
- Brexpiprazole impurity 111 (CAS CATO-C4X-1131111)
- N-Nitroso Solifenacin EP Impurity A (CAS CATO-C4X-105336)
- Alprostadil (Prostaglandin E1) EP Impurity I (CAS 35900-16-4)
- ETHYL 4-(3,3,3-TRIFLUOROPROP-1-YN-1-YL)BENZOATE (CAS 573979-96-1)
- 5-Chloro-2-(trifluoromethyl)pyrido[3,4-b]pyrazine (CAS 877402-72-7)
- n-(2-Aminoethyl)-1-methyl-1h-pyrazolo[3,4-d]pyrimidin-4-amine (CAS 864871-66-9)
- (Acetonitrile)trichlorobis(triphenylphosphine)rhenium(III) (CAS 34387-57-0)
- Semaglutide impurity 198 (CAS CATO-C4X-2226198)
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