2-Hydroxy-4H-pyrido[1,2-a]pyrimidin-4-one, 97% CAS 27420-41-3

Purity 97%+In StockPharmaceutical Standards
CAS No.27420-41-3
Molecular FormulaC8H6N2O2
Molecular Weight162.15 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-Hydroxy-4H-pyrido[1,2-a]pyrimidin-4-one, 97% CAS 27420-41-3 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 162.15 g/mol gives 2-Hydroxy-4H-pyrido[1,2-a]pyrimidin-4-one, 97% distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

2-Hydroxy-4H-pyrido[1,2-a]pyrimidin-4-one, 97% (CAS 27420-41-3), molecular formula C8H6N2O2 and molecular weight 162.15 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C8H6N2O2, 2-Hydroxy-4H-pyrido[1,2-a]pyrimidin-4-one, 97% 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 162.15 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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).

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

As a certified reference material (CRM), 2-Hydroxy-4H-pyrido[1,2-a]pyrimidin-4-one, 97% 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 FormulaC8H6N2O2
Molecular Weight162.15 g/mol
AppearanceOff-white to pale yellow crystalline powder. (faint amine-like odor)
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)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1964
Nitrogen Atoms2

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