4,4,5,5-tetramethyl-2-prop-1-ynyl-1,3,2-dioxaborolane CAS 347389-75-7

Purity 97%+In StockPharmaceutical Standards
CAS No.347389-75-7
Molecular FormulaC9H15BO2
Molecular Weight166.03 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4,4,5,5-tetramethyl-2-prop-1-ynyl-1,3,2-dioxaborolane CAS 347389-75-7 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 166.03 g/mol gives 4,4,5,5-tetramethyl-2-prop-1-ynyl-1,3,2-dioxaborolane distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

4,4,5,5-tetramethyl-2-prop-1-ynyl-1,3,2-dioxaborolane (CAS 347389-75-7), molecular formula C9H15BO2 and molecular weight 166.03 g/mol, is a CATO reference standard with documented purity and traceability.

4,4,5,5-tetramethyl-2-prop-1-ynyl-1,3,2-dioxaborolane (C9H15BO2) contains a carboxylic acid group, a hydroxyl group, an ether linkage. The carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions.

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 FormulaC9H15BO2
Molecular Weight166.03 g/mol
Purity97%+
StorageStore at 2-8°C
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityStable under recommended storage conditions
Degree of Unsaturation (DBE)2.5
CAS Registry Year (est.)2025

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