B-Casomorphin (1-3), amide CAS 80705-23-3
| CAS No. | 80705-23-3 |
| Molecular Formula | C23H28N4O4 |
| Molecular Weight | 424.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C23H28N4O4, B-Casomorphin (1-3), amide contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 424.49 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
B-Casomorphin (1-3), amide (CAS 80705-23-3), molecular formula C23H28N4O4 and molecular weight 424.49 g/mol, is a CATO reference standard with documented purity and traceability.
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), B-Casomorphin (1-3), amide 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 | C23H28N4O4 |
| Molecular Weight | 424.49 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >95% |
| 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1980 |
| Nitrogen Atoms | 4 |
Related B Standards
- β-Casomorphin (1-3) (CAS 72122-59-9)
- β-Casomorphin (1-4) amide (bovine) (CAS 74135-04-9)
- β-Casomorphin (1-4) (bovine) (CAS 74171-19-0)
- β-Casomorphin (1-2) (CAS 51871-47-7)
- β-Casomorphin (1-5) amide (bovine) (CAS 83936-21-4)
- 72122-63-5 beta-Casomorphin 5 Glycine, N-(1-(N-(1-L-tyrosyl-L-prolyl)-L-phenylalanyl)-L-prolyl)- Casomorphin, pro(4)- Deprolorphin D-Pro(4)-casomorphin L-Pro(4)-casomorphin 4-Pro-casomorphin (D-Tyr(1))CM-5 Tyrosyl-prolyl-phenylalanyl-prolylglycine Tyr-pro-phe-pro-gly (CAS 72122-63-5)
- β-Casomorphin (1-6) (bovine) (CAS 77434-43-6)
- β-Casomorphin (bovine) (CAS 72122-62-4)
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