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2-[9,9-dioctyl-7-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)fluoren-2-yl]-4,4,5,5-tetramethyl-1,3,

CAS number

196207-58-6

Molecular formula C41H64B2O4
Product name 2-[9,9-dioctyl-7-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)fluoren-2-yl]-4,4,5,5-tetramethyl-1,3,
Molecular Structure

Density:1.01

Boiling Point:701.622ºC at 760 mmHg

Melting Point:129ºC

Flash Point:378.127ºC

Refractive Index:1.526

Vapor Pressure:0mmHg at 25°C


2-[9,9-Dioctyl-7-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-yl)Fluoren-2-yl]-4,4,5,5-Tetramethyl-1,3 is an organic boron-containing compound. It is mainly used as an intermediate in the production of high performance polymers, and as a starting material in the synthesis of pharmaceuticals.


The compound is a white powder with a melting point of 258-262 °C. It is soluble in water, ethanol, and acetone, and insoluble in aromatic hydrocarbons. The chemical formula of the compound is C28H39BO2.


2-[9,9-Dioctyl-7-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-yl)Fluoren-2-yl]-4,4,5,5-Tetramethyl-1,3 is synthesized by reacting 2-[9,9-dioctyl-7-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)fluoren-2-yl]-4,4,5,5-tetramethyl-1,3-dioxolane with an alkyl halide. The reaction occurs at room temperature in the presence of a base, such as sodium hydroxide or potassium hydroxide.


The compound has a wide range of applications in the chemical industry. It is used as a component in the production of polymers, such as polyurethanes, polyesters, and polyamides. It is also used as an intermediate in the synthesis of pharmaceuticals, such as antibiotics and antifungals.


2-[9,9-Dioctyl-7-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-yl)Fluoren-2-yl]-4,4,5,5-Tetramethyl-1,3 is a highly reactive compound, and should be handled with caution. It should be stored in a cool, dry place, away from direct sunlight and heat sources. It should also be kept away from oxidizing agents, such as air and water.


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