2-(5-Cyclohexylthiophen-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane CAS 1402166-55-5

Purity 97%+In StockPharmaceutical Standards
CAS No.1402166-55-5
Molecular FormulaC16H25BO2S
Molecular Weight292.24 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(5-Cyclohexylthiophen-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane CAS 1402166-55-5 chemical structure

Description

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.

2-(5-Cyclohexylthiophen-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1402166-55-5) is a high-purity analytical reference standard with the molecular formula C16H25BO2S and a molecular weight of 292.24 g/mol.

Structurally, 2-(5-Cyclohexylthiophen-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (C16H25BO2S) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.5, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 292.24 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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.

Physical & Chemical Properties

Molecular FormulaC16H25BO2S
Molecular Weight292.24 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.)1991
Sulfur Atoms1

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