Benzyl (6-chloro-8-oxo-7H-purin-9(8H)-yl)carbamate CAS 15206-32-3

Purity 97%+In StockPharmaceutical Standards
CAS No.15206-32-3
Molecular FormulaC13H9ClN5O3
Molecular Weight318.70 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Benzyl (6-chloro-8-oxo-7H-purin-9(8H)-yl)carbamate CAS 15206-32-3 chemical structure

Description

Benzyl (6-chloro-8-oxo-7H-purin-9(8H)-yl)carbamate (CAS 15206-32-3), molecular formula C13H9ClN5O3 and molecular weight 318.70 g/mol, is a CATO reference standard with documented purity and traceability.

Benzyl (6-chloro-8-oxo-7H-purin-9(8H)-yl)carbamate (C13H9ClN5O3) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. It is notably hygroscopic, halogen substitution raises its density and boiling point, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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.

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 FormulaC13H9ClN5O3
Molecular Weight318.70 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)11.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1961
Halogen ContentCl-containing
Nitrogen Atoms5

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