Erythromycin Impurity 41 CAS 33275-72-8
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 33275-72-8 |
| Molecular Formula | C37H65NO11 |
| Molecular Weight | 699.91 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Erythromycin Impurity 41 (CAS 33275-72-8) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C37H65NO11. Molecular weight: 699.91 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C37H65NO11 |
| Molecular Weight | 699.91 g/mol |
| Purity | >95% |
| 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1966 |
| Nitrogen Atoms | 1 |
Related Erythromycin Standards
- Erythromycin Impurity 40 (CAS CATO-C4X-100140)
- Erythromycin impurity 56 (CAS CATO-C4X-100156)
- Erythromycin EP Impurity K (CAS 33442-56-7)
- Erythromycin Impurity 49 (CAS 229318-98-3)
- Erythromycin B rearranged derivatives (CAS CATO-C4X-100170)
- Erythromycin EP Impurity E (CAS 33396-29-1)
- Erythromycin EP Impurity D (CAS 23893-13-2)
- Erythromycin EP Impurity F (CAS 105882-69-7)
Recommended Standards
- 6,6',6''-(1,3,5-Triazine-2,4,6-triyl)tris(3-(hexyloxy)-2-methylphenol) (CAS 222529-65-9)
- 3,6-Di([1,1':3',1''-terphenyl]-5'-yl)-9-phenyl-9H-carbazole (CAS 1201649-79-7)
- Tris(4-tert-butyl-3-hydroxy-2,6-dimethylbenzyl) isocyanurate (CAS 40601-76-1)
- Cefathiamidine Impurity 16 (CAS 58197-02-7)
- Neostigmine impurity 37 (CAS CATO-C4X-204237)
- 4-(2-Methoxyphenyl)-1H-pyrrole-3-carbonitrile (CAS 87388-19-0)
- Benidipine Impurity 66 (CAS CATO-C4X-112066)
- 4-Amino-N-(2-methoxy-5-methylphenyl)benzenesulfonamide (CAS 860241-91-4)
- 2-(2,6,6-Trimethyl-4-oxo-4,5,6,7-tetrahydrobenzofuran-3-yl)acetic acid (CAS 97024-74-3)
- C-telopeptide (CAS 162929-64-8)
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