N-Acetyl O-Benzyl 5'-Epi Lamivudine CAS 131086-33-4
| CAS No. | 131086-33-4 |
| Molecular Formula | C17H17N3O5S |
| Molecular Weight | 375.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 375.40 g/mol gives N-Acetyl O-Benzyl 5'-Epi Lamivudine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies N-Acetyl O-Benzyl 5'-Epi Lamivudine (CAS 131086-33-4), a certified reference material (molecular formula C17H17N3O5S, MW 375.40 g/mol) for analytical method development and quality control.
Structurally, N-Acetyl O-Benzyl 5'-Epi Lamivudine (C17H17N3O5S) contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 375.40 g/mol, it falls into the moderately-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), N-Acetyl O-Benzyl 5'-Epi Lamivudine 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 | C17H17N3O5S |
| Molecular Weight | 375.40 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1994 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
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