2-Amino-8-methoxyquinazoline-4-carboxylic Acid CAS 1781207-56-4

Purity 97%+In StockPharmaceutical Standards
CAS No.1781207-56-4
Molecular FormulaC10H9N3O3
Molecular Weight219.20 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-Amino-8-methoxyquinazoline-4-carboxylic Acid CAS 1781207-56-4 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 219.20 g/mol gives 2-Amino-8-methoxyquinazoline-4-carboxylic Acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

2-Amino-8-methoxyquinazoline-4-carboxylic Acid (CAS 1781207-56-4) is a high-purity analytical reference standard with the molecular formula C10H9N3O3 and a molecular weight of 219.20 g/mol.

Based on its molecular formula C10H9N3O3, 2-Amino-8-methoxyquinazoline-4-carboxylic Acid 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 219.20 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

Molecular FormulaC10H9N3O3
Molecular Weight219.20 g/mol
AppearancePale yellow to yellow crystalline powder. (faint amine-like odor)
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)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1994
Nitrogen Atoms3

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