N-Acetyl-2-O-benzyl-neuraminic Acid Methyl Ester, 85% CAS 57777-97-6
| CAS No. | 57777-97-6 |
| Molecular Formula | C19H27NO9 |
| Molecular Weight | 413.42 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of N-Acetyl-2-O-benzyl-neuraminic Acid Methyl Ester, 85% is closely related to a flavonoid core, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
N-Acetyl-2-O-benzyl-neuraminic Acid Methyl Ester, 85% (CAS 57777-97-6) is a high-purity analytical reference standard with the molecular formula C19H27NO9 and a molecular weight of 413.42 g/mol.
Structurally, N-Acetyl-2-O-benzyl-neuraminic Acid Methyl Ester, 85% (C19H27NO9) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 413.42 g/mol, it falls into the moderately-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), N-Acetyl-2-O-benzyl-neuraminic Acid Methyl Ester, 85% 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 | C19H27NO9 |
| Molecular Weight | 413.42 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1973 |
| Nitrogen Atoms | 1 |
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