1-Oxo-2,3-dihydro-1H-indene-4-boronic Acid Pinacol Ester CAS 1221239-08-2

Purity 97%+In StockPharmaceutical Standards
CAS No.1221239-08-2
Molecular FormulaC15H19BO3
Molecular Weight258.12 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-Oxo-2,3-dihydro-1H-indene-4-boronic Acid Pinacol Ester CAS 1221239-08-2 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 258.12 g/mol gives 1-Oxo-2,3-dihydro-1H-indene-4-boronic Acid Pinacol Ester distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

1-Oxo-2,3-dihydro-1H-indene-4-boronic Acid Pinacol Ester (CAS 1221239-08-2), molecular formula C15H19BO3 and molecular weight 258.12 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C15H19BO3, 1-Oxo-2,3-dihydro-1H-indene-4-boronic Acid Pinacol Ester 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 258.12 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.

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 FormulaC15H19BO3
Molecular Weight258.12 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)6.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1990

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