4-(1-Hydroxycyclobutyl)phenylboronic Acid Pinacol Ester CAS 1398331-98-0

Purity 97%+In StockPharmaceutical Standards
CAS No.1398331-98-0
Molecular FormulaC16H23BO3
Molecular Weight274.16 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-(1-Hydroxycyclobutyl)phenylboronic Acid Pinacol Ester CAS 1398331-98-0 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 274.16 g/mol gives 4-(1-Hydroxycyclobutyl)phenylboronic Acid Pinacol Ester distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

4-(1-Hydroxycyclobutyl)phenylboronic Acid Pinacol Ester (CAS 1398331-98-0) is a high-purity analytical reference standard with the molecular formula C16H23BO3 and a molecular weight of 274.16 g/mol.

Structurally, 4-(1-Hydroxycyclobutyl)phenylboronic Acid Pinacol Ester (C16H23BO3) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.5, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 274.16 g/mol, it falls into the medium-molecular-weight range. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.

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.

CATO manufactures 4-(1-Hydroxycyclobutyl)phenylboronic Acid Pinacol Ester under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC16H23BO3
Molecular Weight274.16 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity97%+
StorageStore at room temperature, keep sealed and dry
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure
Degree of Unsaturation (DBE)5.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1991

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