Z-Lys(z)-Ser-OH CAS 106326-29-8
| CAS No. | 106326-29-8 |
| Molecular Formula | C25H31N3O8 |
| Molecular Weight | 501.53 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures Z-Lys(z)-Ser-OH 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.
Z-Lys(z)-Ser-OH (CAS 106326-29-8) is a high-purity analytical reference standard with the molecular formula C25H31N3O8 and a molecular weight of 501.53 g/mol.
Based on its molecular formula C25H31N3O8, Z-Lys(z)-Ser-OH 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 501.53 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.
Physical & Chemical Properties
| Molecular Formula | C25H31N3O8 |
| Molecular Weight | 501.53 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 3 |
Recommended Standards
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- 2-[(2-Hydroxy-4-nitroanilino)carbonyl]benzoic acid (CAS 300383-61-3)
- Methyl 5-chloro-4-[(hydroxyimino)methyl]-1-phenyl-1H-pyrazole-3-carboxylate (CAS 320423-32-3)
- 5,6,7,8-Tetrahydro-[1,2,4]triazolo[1,5-a]pyridin-7-ol (CAS 1784501-71-8)
- Ethyl 6-oxo-6-[2-(3-pyrrolinomethyl)phenyl]hexanoate (CAS 898764-00-6)
- 2,4-Dimethyl-3-morpholinomethyl benzophenone (CAS 898765-56-5)
- Semaglutide impurity 43 (CAS CATO-C4X-222643)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com