(4-(4-(4-(Dimethylamino)phenyl)buta-1,3-dien-1-yl)phenyl)boronic acid CAS 406719-95-7

Purity 97%+In StockPharmaceutical Standards
CAS No.406719-95-7
Molecular FormulaC18H20BNO2
Molecular Weight293.17 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(4-(4-(4-(Dimethylamino)phenyl)buta-1,3-dien-1-yl)phenyl)boronic acid CAS 406719-95-7 chemical structure

Description

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

(4-(4-(4-(Dimethylamino)phenyl)buta-1,3-dien-1-yl)phenyl)boronic acid (CAS 406719-95-7) is a high-purity analytical reference standard with the molecular formula C18H20BNO2 and a molecular weight of 293.17 g/mol.

(4-(4-(4-(Dimethylamino)phenyl)buta-1,3-dien-1-yl)phenyl)boronic acid (C18H20BNO2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. 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 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).

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 FormulaC18H20BNO2
Molecular Weight293.17 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)9.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Nitrogen Atoms1

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