Aluminium sec-butoxide is an important organometallic compound that is widely used in a number of applications.
Colourless or yellowish liquid with an alcohol-like odour which varies according to temperature, e.g. 0.967 g/mL at 25 °C (alternatively stated as 1.237 g/mL at 25 °C, possibly due to differences in measurement methods or purity). Boiling point varies under different conditions, e.g. 200-206 °C (30 mmHg) or 40 °C (lower at atmospheric pressure, possibly a misprint or specific conditions). Variable from source to source, e.g. 27 °C or 82 °F. Freely soluble in organic solvents such as ethanol, isopropanol, toluene, etc. Slightly soluble in water but decomposes to aluminium hydroxide and sec-butanol when exposed to water. Stable, but may decompose on exposure to air and moisture.
Aluminium sec-butoxide is widely used in the following fields due to its unique chemical properties:
Catalysts and carriers: as active catalysts and carriers to promote chemical reactions.
Inorganic membrane materials: plays a role in inorganic membrane preparation.
Reducer/oxidiser of aldehydes and ketones: as a reducing or oxidising agent for aldehydes and ketones in organic synthesis.
Gelling agents for inks and paints: Improve the viscosity and stability of inks and paints.
Water repellents for fabrics: to improve the water repellency of fabrics.
Aluminium composite grease: as a component of grease to enhance lubrication.
The preparation of aluminium sec-butanol usually involves raw materials such as aluminium granules, anhydrous aluminium trichloride, sec-butyl acetate and sec-butanol, which are reacted under specific conditions and subjected to a series of treatments to obtain the finished product. The exact steps may vary from process to process.
In summary, aluminium sec-butoxide is an organometallic compound with a wide range of applications, its physicochemical properties, uses, safety information and preparation methods have certain research value and application potential.
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