Trans-5-(2,4-dimethoxyphenyl)-2-(pyridin-3-yl)-4,5-dihydrooxazol-4-ol CAS 95690-62-3

Purity 97%+In StockPharmaceutical Standards
CAS No.95690-62-3
Molecular FormulaC16H16N2O4
Molecular Weight300.31 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Trans-5-(2,4-dimethoxyphenyl)-2-(pyridin-3-yl)-4,5-dihydrooxazol-4-ol CAS 95690-62-3 chemical structure

Description

The occurrence of Trans-5-(2,4-dimethoxyphenyl)-2-(pyridin-3-yl)-4,5-dihydrooxazol-4-ol 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.

Trans-5-(2,4-dimethoxyphenyl)-2-(pyridin-3-yl)-4,5-dihydrooxazol-4-ol (CAS 95690-62-3), molecular formula C16H16N2O4 and molecular weight 300.31 g/mol, is a CATO reference standard with documented purity and traceability.

Trans-5-(2,4-dimethoxyphenyl)-2-(pyridin-3-yl)-4,5-dihydrooxazol-4-ol (C16H16N2O4) 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.

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 FormulaC16H16N2O4
Molecular Weight300.31 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)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1984
Nitrogen Atoms2

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