5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-2H-pyran-2-one CAS 400089-54-5

Purity 97%+In StockPharmaceutical Standards
CAS No.400089-54-5
Molecular FormulaC11H15BO4
Molecular Weight222.05 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-2H-pyran-2-one CAS 400089-54-5 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 222.05 g/mol gives 5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-2H-pyran-2-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-2H-pyran-2-one (CAS 400089-54-5), molecular formula C11H15BO4 and molecular weight 222.05 g/mol, is a CATO reference standard with documented purity and traceability.

5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-2H-pyran-2-one (C11H15BO4) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. It is notably hygroscopic, 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 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 5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-2H-pyran-2-one 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 FormulaC11H15BO4
Molecular Weight222.05 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity97%+
StorageStore in a cool place (≤25°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.)2025

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