29113-33-5 3,4-Dihydro-2-(ethoxycarbonyl)-4-oxoquinazoline Ethyl 1,4-dihydro-4-oxoquinazoline-2-carboxylate ethyl 4-oxo-3H-quinazoline-2-carboxylate CAS 29113-33-5

Purity 97%+In StockPharmaceutical Standards
CAS No.29113-33-5
Molecular FormulaC11H16N2O3
Molecular Weight224.26 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

29113-33-5 3,4-Dihydro-2-(ethoxycarbonyl)-4-oxoquinazoline Ethyl 1,4-dihydro-4-oxoquinazoline-2-carboxylate ethyl 4-oxo-3H-quinazoline-2-carboxylate CAS 29113-33-5 chemical structure

Description

Based on its molecular formula C11H16N2O3, 29113-33-5 3,4-Dihydro-2-(ethoxycarbonyl)-4-oxoquinazoline Ethyl 1,4-dihydro-4-oxoquinazoline-2-carboxylate ethyl 4-oxo-3H-quinazoline-2-carboxylate contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 224.26 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.

29113-33-5 3,4-Dihydro-2-(ethoxycarbonyl)-4-oxoquinazoline Ethyl 1,4-dihydro-4-oxoquinazoline-2-carboxylate ethyl 4-oxo-3H-quinazoline-2-carboxylate (CAS 29113-33-5), molecular formula C11H16N2O3 and molecular weight 224.26 g/mol, is a CATO reference standard with documented purity and traceability.

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.

CATO manufactures 29113-33-5 3,4-Dihydro-2-(ethoxycarbonyl)-4-oxoquinazoline Ethyl 1,4-dihydro-4-oxoquinazoline-2-carboxylate ethyl 4-oxo-3H-quinazoline-2-carboxylate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC11H16N2O3
Molecular Weight224.26 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1965
Nitrogen Atoms2

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