(E)-3-(3-bromophenyl)-1-(4-(pyridin-2-yl)piperazin-1-yl)prop-2-en-1-one CAS 647031-71-8

Purity 97%+In StockPharmaceutical Standards
CAS No.647031-71-8
Molecular FormulaC18H18BrN3O
Molecular Weight372.26 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(E)-3-(3-bromophenyl)-1-(4-(pyridin-2-yl)piperazin-1-yl)prop-2-en-1-one CAS 647031-71-8 chemical structure

Description

The occurrence of (E)-3-(3-bromophenyl)-1-(4-(pyridin-2-yl)piperazin-1-yl)prop-2-en-1-one is closely related to a steroid core, an amide group, a hydroxyl group, an ether linkage, bromine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

(E)-3-(3-bromophenyl)-1-(4-(pyridin-2-yl)piperazin-1-yl)prop-2-en-1-one (CAS 647031-71-8), molecular formula C18H18BrN3O and molecular weight 372.26 g/mol, is a CATO reference standard with documented purity and traceability.

The molecular framework of (E)-3-(3-bromophenyl)-1-(4-(pyridin-2-yl)piperazin-1-yl)prop-2-en-1-one (C18H18BrN3O) is characterized by a steroid core, an amide group, a hydroxyl group, an ether linkage, bromine substitution. In reversed-phase chromatography, its retention is governed primarily by its high hydrophobicity (logP), which provides a practical basis for HPLC-UV/DAD or LC-MS method development. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.

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 FormulaC18H18BrN3O
Molecular Weight372.26 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1985
Halogen ContentBr-containing
Nitrogen Atoms3

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