Erythromycin Impurity 50 CAS 37152-22-0
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 37152-22-0 |
| Molecular Formula | C38H69NO13 |
| Molecular Weight | 747.95 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Erythromycin Impurity 50 (CAS 37152-22-0), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C38H69NO13. Molecular weight: 747.95 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C38H69NO13 |
| Molecular Weight | 747.95 g/mol |
| Purity | 97%+ |
| 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.) | 1967 |
| Nitrogen Atoms | 1 |
Related Erythromycin Standards
- Erythromycin EP Impurity L (CAS 127955-44-6)
- Erythromycin EP Impurity C (CAS 41451-91-6)
- (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 rearranged derivative (CAS CATO-C4X-100173)
Recommended Standards
- Eribulin Impurity 3 (CAS CATO-C4X-26503)
- Clarithromycin impurity 14 (CAS 138109-92-9)
- Eribulin Impurity 2 (CAS 1534341-96-2)
- Afoxolaner impurity 7 (CAS CATO-C4X-31377)
- Tiotropium Bromide Impurity 31 (CAS 54725-49-4)
- 2-Chloro-3-fluoro-5-methoxypyridine (CAS 1211588-72-5)
- tert-Butyl 3-(methoxymethyl)piperidine-3-carboxylate (CAS 2137647-95-9)
- 2-(2-(3-Fluorophenoxy)ethyl)-1,3-dioxane (CAS 1443338-53-1)
- 2-[Isopropyl-((S)-1-methyl-pyrrolidin-3-yl)-amino]-ethanol (CAS 1354007-06-9)
- Semaglutide impurity 194 (CAS CATO-C4X-2226194)
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