2-(3-Bromo-4,5-dimthelyphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane CAS 942069-47-8

Purity 97%+In StockPharmaceutical Standards
CAS No.942069-47-8
Molecular FormulaC14H20BBrO2
Molecular Weight311.02 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(3-Bromo-4,5-dimthelyphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane CAS 942069-47-8 chemical structure

Description

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.

CATO supplies 2-(3-Bromo-4,5-dimthelyphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 942069-47-8), a certified reference material (molecular formula C14H20BBrO2, MW 311.02 g/mol) for analytical method development and quality control.

Based on its molecular formula C14H20BBrO2, 2-(3-Bromo-4,5-dimthelyphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane contains a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 311.02 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).

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

Physical & Chemical Properties

Molecular FormulaC14H20BBrO2
Molecular Weight311.02 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at room temperature
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)4.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Halogen ContentBr-containing

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