Etelcalcetide impurity 36 CAS 1262781-31-6
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 1262781-31-6 |
| Molecular Formula | C38H73N21O10S2 |
| Molecular Weight | 1048.25 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Etelcalcetide impurity 36 (CAS 1262781-31-6) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C38H73N21O10S2. Molecular weight: 1048.25 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
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 34 (CAS 1262781-26-9)
- 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
- Ac-D-Cys(H-Cys-OH)-D-Ala-Arg-D-Arg-D-Arg-D-Ala-D-Arg-NH2 (CAS CATO-C4X-32479)
- L-Arg Etelcalcetide (CAS CATO-C4X-324732)
- (5,5'-(2,5-Bis((2-butyloctyl)oxy)-1,4-phenylene)bis(thieno[3,2-b]thiophene-5,2-diyl))bis(trimethylstannane) (CAS 1914976-72-9)
- Cefoxitin Impurity 53 (CAS CATO-C4X-157853)
- Loratadine Impurity 89 (CAS CATO-C4X-142689)
- Pesticide Mix 13 (CAS CATO-MCPD103117-AC)
- 4-Ethoxy-1-ethyl-3-methyl-1H-indazole (CAS 227323-64-0)
- 6-(CHLOROMETHYL)QUINOLINE (CAS 2644-82-8)
- Dimethyl 1-(2-(4-chlorophenyl)-2-oxoethyl)-1H-1,2,3-triazole-4,5-dicarboxylate (CAS 1350929-63-3)
- Hexapeptide-11 (CAS 100684-36-4)
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