N2-Carboxy-N-(carboxymethyl)asparagine Tribenzyl Ester CAS 68802-36-8

Purity 97%+In StockPharmaceutical Standards
CAS No.68802-36-8
Molecular FormulaC28H28N2O7
Molecular Weight504.53 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

N2-Carboxy-N-(carboxymethyl)asparagine Tribenzyl Ester CAS 68802-36-8 chemical structure

Description

As a certified reference material (CRM), N2-Carboxy-N-(carboxymethyl)asparagine Tribenzyl Ester 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.

N2-Carboxy-N-(carboxymethyl)asparagine Tribenzyl Ester (CAS 68802-36-8) is a high-purity analytical reference standard with the molecular formula C28H28N2O7 and a molecular weight of 504.53 g/mol.

Based on its molecular formula C28H28N2O7, N2-Carboxy-N-(carboxymethyl)asparagine Tribenzyl Ester contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 504.53 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 FormulaC28H28N2O7
Molecular Weight504.53 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore in a cool place (≤25°C), protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)16.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1976
Nitrogen Atoms2

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