Big Endothelin-3 (22-41) amide (human) CAS 174283-52-4
| CAS No. | 174283-52-4 |
| Molecular Formula | C102H156N30O31 |
| Molecular Weight | 2298.55 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 2298.55 g/mol gives Big Endothelin-3 (22-41) amide (human) distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Big Endothelin-3 (22-41) amide (human) (CAS 174283-52-4) is a high-purity analytical reference standard with the molecular formula C102H156N30O31 and a molecular weight of 2298.55 g/mol.
Big Endothelin-3 (22-41) amide (human) (C102H156N30O31) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures Big Endothelin-3 (22-41) amide (human) under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C102H156N30O31 |
| Molecular Weight | 2298.55 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) | 40.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2006 |
| Nitrogen Atoms | 30 |
Related Big Standards
- (Ala1·3·11·1?)-Endothelin-1 (CAS 121204-87-3)
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