Etelcalcetide impurity 34 CAS 1262781-26-9
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 1262781-26-9 |
| Molecular Formula | C38H73N21O10S2 |
| Molecular Weight | 1048.25 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Etelcalcetide impurity 34 (CAS 1262781-26-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C38H73N21O10S2. Molecular weight: 1048.25 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C38H73N21O10S2 |
| Molecular Weight | 1048.25 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 21 |
| Sulfur Atoms | 2 |
Related Etelcalcetide Standards
- Etelcalcetide impurity 33 (CAS 1262781-27-0)
- Etelcalcetide impurity 36 (CAS 1262781-31-6)
- Etelcalcetide Impurity 44 (CAS CATO-C4X-324744)
- Etelcalcetide Impurity 22 X TFA Salt (CAS CATO-C4X-324722)
- Etelcalcetide Impurity 23 X TFA Salt (CAS CATO-C4X-324723)
- Etelcalcetide Impurity 24 X TFA Salt (CAS CATO-C4X-324724)
- Etelcalcetide Impurity 26 (CAS CATO-C4X-324726)
- Etelcalcetide impurity 38 (CAS CATO-C4X-324738)
Recommended Standards
- L-Arg Etelcalcetide (CAS CATO-C4X-324732)
- D-Cys8 Etelcalcetide (CAS CATO-C4X-324731)
- Ac-D-Cys(H-Cys-OH)-D-Ala-Arg-D-Arg-D-Arg-D-Ala-D-Arg-NH2 (CAS CATO-C4X-32479)
- Atenolol EP Impurity G HCl (CAS CATO-C4X-154915)
- Indobufen Impurity 44 (CAS CATO-C4X-179244)
- Imidazo[1,2-b]pyridazine-3-sulfonyl chloride (CAS 1150567-73-9)
- 3379AE 436087-03-5 C10H7FN2O3S [5-(2-Fluoro-phenyl)-[1,3,4]oxadiazol-2-yl-sulfanyl]-acetic acid (CAS 436087-03-5)
- Olodaterol Impurity 12 (CAS CATO-C4X-194312)
- 2-Methyl-2-(((5-methylthiophen-2-yl)methyl)amino)propan-1-ol (CAS 893615-89-9)
- Peptide Impurity 26 (CAS 1350456-66-4)
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