Pyr-His-Trp-Ser-Tyr-D-Trp-OH CAS CATO-C4X-186241
| CAS No. | CATO-C4X-186241 |
| Molecular Formula | C45H48N10O10 |
| Molecular Weight | 888.92 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 888.92 g/mol gives Pyr-His-Trp-Ser-Tyr-D-Trp-OH distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Pyr-His-Trp-Ser-Tyr-D-Trp-OH (CAS CATO-C4X-186241) is a high-purity analytical reference standard with the molecular formula C45H48N10O10 and a molecular weight of 888.92 g/mol.
Structurally, Pyr-His-Trp-Ser-Tyr-D-Trp-OH (C45H48N10O10) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 27.0, corresponding to approximately 27 ring(s) or double-bond equivalent(s). With a molecular weight of 888.92 g/mol, it falls into the high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), Pyr-His-Trp-Ser-Tyr-D-Trp-OH meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C45H48N10O10 |
| Molecular Weight | 888.92 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) | 27.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| Nitrogen Atoms | 10 |
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