Ethyl 2-(6-iodo-2-methyl-4-oxoquinazolin-3(4H)-yl)acetate CAS 55480-22-3

Purity 97%+In StockPharmaceutical Standards
CAS No.55480-22-3
Molecular FormulaC21H42N6O10
Molecular Weight538.59 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Ethyl 2-(6-iodo-2-methyl-4-oxoquinazolin-3(4H)-yl)acetate CAS 55480-22-3 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 538.59 g/mol gives Ethyl 2-(6-iodo-2-methyl-4-oxoquinazolin-3(4H)-yl)acetate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

Ethyl 2-(6-iodo-2-methyl-4-oxoquinazolin-3(4H)-yl)acetate (CAS 55480-22-3) is a high-purity analytical reference standard with the molecular formula C21H42N6O10 and a molecular weight of 538.59 g/mol.

Ethyl 2-(6-iodo-2-methyl-4-oxoquinazolin-3(4H)-yl)acetate (C21H42N6O10) contains a nitrogen-containing heterocyclic scaffold, 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. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

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), Ethyl 2-(6-iodo-2-methyl-4-oxoquinazolin-3(4H)-yl)acetate 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 FormulaC21H42N6O10
Molecular Weight538.59 g/mol
AppearanceOff-white to pale 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)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1972
Nitrogen Atoms6

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