(Sar1,Ile8)-Angiotensin II CAS 37827-06-8
| CAS No. | 37827-06-8 |
| Molecular Formula | C46H73N13O10 |
| Molecular Weight | 968.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(Sar1,Ile8)-Angiotensin II (CAS 37827-06-8), molecular formula C46H73N13O10 and molecular weight 968.15 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, (Sar1,Ile8)-Angiotensin II (C46H73N13O10) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 17.0, corresponding to approximately 17 ring(s) or double-bond equivalent(s). With a molecular weight of 968.15 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.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), (Sar1,Ile8)-Angiotensin II 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 | C46H73N13O10 |
| Molecular Weight | 968.15 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) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1967 |
| Nitrogen Atoms | 13 |
Recommended Standards
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- Clerici′s Solution (CAS 61971-47-9)
- Semaglutide Impurity 191 (CAS CATO-C4X-2226191)
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