Clarithromycin impurity 14 CAS 138109-92-9
Purity >90%In StockPharmacopoeial Impurity Standards
| CAS No. | 138109-92-9 |
| Molecular Formula | C38H69NO13 |
| Molecular Weight | 747.95 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Clarithromycin impurity 14 (CAS 138109-92-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C38H69NO13. Molecular weight: 747.95 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C38H69NO13 |
| Molecular Weight | 747.95 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.) | 1996 |
| Nitrogen Atoms | 1 |
Related Clarithromycin Standards
- Clarithromycin (CAS 81103-11-9)
- Clarithromycin EP Impurity J(Roxithromycin EP Impurity C) (CAS 111321-02-9)
- Clarithromycin EP Impurity M (CAS 127182-43-8)
- Clarithromycin-N-methyl-d3 (CAS 959119-22-3)
- Clarithromycin-D3 (CAS 959119-17-6 (unlabeled))
- Clarithromycin-N-methyl-d3 (CAS CATO-CCAD302748)
- Clarithromycin-13C-d3 (CAS 81103-11-9(unlabelled))
- Clarithromycin EP Impurity H (CAS 127140-69-6)
Recommended Standards
- Erythromycin Impurity 50 (CAS 37152-22-0)
- Eribulin Impurity 3 (CAS CATO-C4X-26503)
- 13-Desethyl-13-propyl-Erythromycin A (CAS 288584-78-1)
- Ledipasvir Impurity 33 (CAS CATO-C4X-331333)
- Candesartan Cilexetil EP Impurity B (CAS 869631-11-8)
- 4-(4-Bromophenyl)-3H-1,2,4-triazole-3,5(4H)-dione (CAS 107553-79-7)
- Methyl (3S)-3-amino-3-(3-chlorophenyl)propanoate (CAS 309757-83-3)
- Ethyl 4-(3-methylphenyl)-2,4-dioxobutanoate (CAS 151646-26-3)
- Leflunomide EP Impurity G (CAS 724429-16-7)
- Insulin Degludec impurity 4 (CAS CATO-C4X-21574)
Why CATO?
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