Ac-muramyl-Ala-D-Glu(Lys(stearoyl)-OH)-NH2 CAS 78113-36-7
| CAS No. | 78113-36-7 |
| Molecular Formula | C43H78N6O13 |
| Molecular Weight | 887.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ac-muramyl-Ala-D-Glu(Lys(stearoyl)-OH)-NH2 (CAS 78113-36-7), molecular formula C43H78N6O13 and molecular weight 887.13 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, Ac-muramyl-Ala-D-Glu(Lys(stearoyl)-OH)-NH2 (C43H78N6O13) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 887.13 g/mol, it falls into the high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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.
CATO manufactures Ac-muramyl-Ala-D-Glu(Lys(stearoyl)-OH)-NH2 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.
Physical & Chemical Properties
| Molecular Formula | C43H78N6O13 |
| Molecular Weight | 887.13 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1979 |
| Nitrogen Atoms | 6 |
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