H-p-Chloro-Phe-D-Cys-β-(3-pyridyl)-Ala-D-Trp-Lys-tBu-Gly-Cys-2-Nal-NH2 (Disulfide bond) CAS 209006-18-8
| CAS No. | 209006-18-8 |
| Molecular Formula | C59H71ClN12O8S2 |
| Molecular Weight | 1175.87 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 1175.87 g/mol gives H-p-Chloro-Phe-D-Cys-β-(3-pyridyl)-Ala-D-Trp-Lys-tBu-Gly-Cys-2-Nal-NH2 (Disulfide bond) distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
H-p-Chloro-Phe-D-Cys-β-(3-pyridyl)-Ala-D-Trp-Lys-tBu-Gly-Cys-2-Nal-NH2 (Disulfide bond) (CAS 209006-18-8), molecular formula C59H71ClN12O8S2 and molecular weight 1175.87 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, H-p-Chloro-Phe-D-Cys-β-(3-pyridyl)-Ala-D-Trp-Lys-tBu-Gly-Cys-2-Nal-NH2 (Disulfide bond) (C59H71ClN12O8S2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 30.0, corresponding to approximately 30 ring(s) or double-bond equivalent(s). With a molecular weight of 1175.87 g/mol, it falls into the high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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), H-p-Chloro-Phe-D-Cys-β-(3-pyridyl)-Ala-D-Trp-Lys-tBu-Gly-Cys-2-Nal-NH2 (Disulfide bond) 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 | C59H71ClN12O8S2 |
| Molecular Weight | 1175.87 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 30.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2016 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 12 |
| Sulfur Atoms | 2 |
Recommended Standards
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