4-(Cyclopentylsulfanyl)phenylboronic acid CAS 1107580-37-9

Purity 97%+In StockPharmaceutical Standards
CAS No.1107580-37-9
Molecular FormulaC11H15BO2S
Molecular Weight222.11 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-(Cyclopentylsulfanyl)phenylboronic acid CAS 1107580-37-9 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 222.11 g/mol gives 4-(Cyclopentylsulfanyl)phenylboronic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies 4-(Cyclopentylsulfanyl)phenylboronic acid (CAS 1107580-37-9), a certified reference material (molecular formula C11H15BO2S, MW 222.11 g/mol) for analytical method development and quality control.

4-(Cyclopentylsulfanyl)phenylboronic acid (C11H15BO2S) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. 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 FormulaC11H15BO2S
Molecular Weight222.11 g/mol
Purity97%+
StorageStore at room temperature
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure
Degree of Unsaturation (DBE)4.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1989
Sulfur Atoms1

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