((2R,3R,5S)-3-(Benzoyloxy)-5-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-4,4-difluorotetrahydrofuran-2-yl)methyl benzoate CAS 143157-24-8

Purity 97%+In StockPharmaceutical Standards
CAS No.143157-24-8
Molecular FormulaC23H18F2N2O7
Molecular Weight472.40 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

((2R,3R,5S)-3-(Benzoyloxy)-5-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-4,4-difluorotetrahydrofuran-2-yl)methyl benzoate CAS 143157-24-8 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 472.40 g/mol gives ((2R,3R,5S)-3-(Benzoyloxy)-5-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-4,4-difluorotetrahydrofuran-2-yl)methyl benzoate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

((2R,3R,5S)-3-(Benzoyloxy)-5-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-4,4-difluorotetrahydrofuran-2-yl)methyl benzoate (CAS 143157-24-8), molecular formula C23H18F2N2O7 and molecular weight 472.40 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C23H18F2N2O7, ((2R,3R,5S)-3-(Benzoyloxy)-5-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-4,4-difluorotetrahydrofuran-2-yl)methyl benzoate contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 472.40 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).

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), ((2R,3R,5S)-3-(Benzoyloxy)-5-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-4,4-difluorotetrahydrofuran-2-yl)methyl benzoate 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 FormulaC23H18F2N2O7
Molecular Weight472.40 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)15.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1997
Halogen ContentF-containing
Nitrogen Atoms2

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