8-Phenyl-2-(piperazin-1-yl)-4H-chromen-4-one dihydrochloride CAS 854127-90-5

Purity 97%+In StockPharmaceutical Standards
CAS No.854127-90-5
Molecular FormulaC19H18N2O2
Molecular WeightN/A
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

8-Phenyl-2-(piperazin-1-yl)-4H-chromen-4-one dihydrochloride CAS 854127-90-5 chemical structure

Description

The occurrence of 8-Phenyl-2-(piperazin-1-yl)-4H-chromen-4-one dihydrochloride is closely related to a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

8-Phenyl-2-(piperazin-1-yl)-4H-chromen-4-one dihydrochloride (CAS 854127-90-5) is a high-purity analytical reference standard with the molecular formula C19H18N2O2HCl and a molecular weight of 342.82 g/mol.

8-Phenyl-2-(piperazin-1-yl)-4H-chromen-4-one dihydrochloride (C19H18N2O2HCl) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. It is notably hygroscopic, halogen substitution raises its density and boiling point, its high carbon-to-hydrogen ratio confers good lipid solubility, 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).

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 FormulaC19H18N2O2 2*HCl
Molecular Weight342.82 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)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Halogen ContentCl-containing
Nitrogen Atoms2

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