4-Cyclopropoxyphenylboronic Acid CAS 871829-90-2

Purity 97%+In StockPharmaceutical Standards
CAS No.871829-90-2
Molecular FormulaC9H11BO3
Molecular Weight177.99 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Cyclopropoxyphenylboronic Acid CAS 871829-90-2 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 177.99 g/mol gives 4-Cyclopropoxyphenylboronic Acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies 4-Cyclopropoxyphenylboronic Acid (CAS 871829-90-2), a certified reference material (molecular formula C9H11BO3, MW 177.99 g/mol) for analytical method development and quality control.

Based on its molecular formula C9H11BO3, 4-Cyclopropoxyphenylboronic Acid contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 177.99 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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.

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 FormulaC9H11BO3
Molecular Weight177.99 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)4.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987

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