Erythromycin EP Impurity A CAS 82230-93-1
Purity >90%In StockPharmacopoeial Impurity Standards
| CAS No. | 82230-93-1 |
| Molecular Formula | C37H67NO14 |
| Molecular Weight | 749.93 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Erythromycin EP Impurity A (CAS 82230-93-1) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C37H67NO14. Molecular weight: 749.93 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C37H67NO14 |
| Molecular Weight | 749.93 g/mol |
| Purity | >90% |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1980 |
| Nitrogen Atoms | 1 |
Related Erythromycin Standards
- Erythromycin EP Impurity H（Erythromycin A N-oxide） (CAS 992-65-4)
- Erythromycin Impurity 46 (CAS CATO-C4X-100146)
- (9Z)-Erythromycin A Oxime (CAS 134931-01-4)
- Erythromycin Z Oxime (CAS CATO-C4X-100129)
- Erythromycin Impurity 39 (CAS CATO-C4X-100139)
- Erythromycin thiocyanate impurity C reduced derivative (CAS CATO-C4X-100167)
- Erythromycin A 9-Oxime (Mixture of Z and E Isomers) (CAS 13127-18-9)
- Erythromycin thiocyanate impurity A reduced derivative (CAS CATO-C4X-100168)
Recommended Standards
- Azithromycin Impurity 49 (CAS CATO-C4X-100349)
- Simeprevir (CAS 923604-59-5)
- NH-bis(m-PEG8) (CAS 2055013-64-2)
- Miconazole EP Impurity G (CAS 909277-71-0)
- Bicalutamide EP Impurity J (CAS 90356-78-8)
- (E)-3-(2-phenoxyphenyl)acrylic acid (CAS 95433-16-2)
- 4-Amino-5-iodo-2-methoxybenzonitrile (CAS 380241-63-4)
- 5-(3-Chlorobenzyl)-1H-pyrrole-2-carboxylic acid (CAS 1706445-08-0)
- Mono(tetrabutylphosphonium)monomalonate (CAS 1196086-79-9)
- Semaglutide Impurity 129 (CAS 2490269-79-7)
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