4,5-Dimethoxy-2-nitrobenzyl (4-nitrophenyl) carbonate CAS 163518-08-9

Purity 97%+In StockPharmaceutical Standards
CAS No.163518-08-9
Molecular FormulaC16H14N2O9
Molecular Weight378.29 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4,5-Dimethoxy-2-nitrobenzyl (4-nitrophenyl) carbonate CAS 163518-08-9 chemical structure

Description

The occurrence of 4,5-Dimethoxy-2-nitrobenzyl (4-nitrophenyl) carbonate 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.

4,5-Dimethoxy-2-nitrobenzyl (4-nitrophenyl) carbonate (CAS 163518-08-9) is a high-purity analytical reference standard with the molecular formula C16H14N2O9 and a molecular weight of 378.29 g/mol.

4,5-Dimethoxy-2-nitrobenzyl (4-nitrophenyl) carbonate (C16H14N2O9) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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), 4,5-Dimethoxy-2-nitrobenzyl (4-nitrophenyl) carbonate 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 FormulaC16H14N2O9
Molecular Weight378.29 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at 2-8°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)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2003
Nitrogen Atoms2

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