2-Benzyl-4-phenylphthalazin-1(2H)-one CAS 3306-73-8

Purity 97%+In StockPharmaceutical Standards
CAS No.3306-73-8
Molecular FormulaC12H12N4O5S2
Molecular Weight356.38 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-Benzyl-4-phenylphthalazin-1(2H)-one CAS 3306-73-8 chemical structure

Description

As a certified reference material (CRM), 2-Benzyl-4-phenylphthalazin-1(2H)-one 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.

CATO supplies 2-Benzyl-4-phenylphthalazin-1(2H)-one (CAS 3306-73-8), a certified reference material (molecular formula C12H12N4O5S2, MW 356.38 g/mol) for analytical method development and quality control.

Based on its molecular formula C12H12N4O5S2, 2-Benzyl-4-phenylphthalazin-1(2H)-one contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 356.38 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.

Physical & Chemical Properties

Molecular FormulaC12H12N4O5S2
Molecular Weight356.38 g/mol
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)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957
Nitrogen Atoms4
Sulfur Atoms2

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