2,6-Di-tert-butylphenol

2,6-Di-tert-butylphenol

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Structural formula of 2,6-Di-tert-butylphenol

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3D ball model of 2,6-Di-tert-butylphenol

2,6-Di-tert-butylphenol is an organic compound with the formula C₁₄H₂₂O. It is a type of phenol, which is a class of aromatic compounds characterized by a hydroxyl group (-OH) attached to a benzene ring.

Structure and Properties

2,6-Di-tert-butylphenol is a substituted phenol where two tert-butyl groups are attached to the benzene ring at the 2 and 6 positions. This substitution pattern provides the compound with significant steric hindrance, which affects its chemical reactivity and physical properties.

The presence of the bulky tert-butyl groups makes 2,6-Di-tert-butylphenol a hindered phenol, which is often used as an antioxidant in various applications. The compound is a white crystalline solid at room temperature.

Applications

2,6-Di-tert-butylphenol is primarily used as an antioxidant. Antioxidants are substances that can prevent or slow damage to cells caused by free radicals, which are unstable molecules that the body produces as a reaction to environmental and other pressures.

In industrial applications, 2,6-Di-tert-butylphenol is used to stabilize polymers and plastics, preventing degradation due to oxidation. It is also used in lubricants and fuels to enhance their stability and performance.

Synthesis

The synthesis of 2,6-Di-tert-butylphenol typically involves the alkylation of phenol with isobutylene in the presence of an acid catalyst. This process results in the selective formation of the 2,6-di-tert-butyl derivative due to the steric and electronic effects that direct the alkylation to these positions on the phenol ring.

Safety and Environmental Impact

As with many phenolic compounds, 2,6-Di-tert-butylphenol should be handled with care. It can cause skin and eye irritation upon contact. Proper safety precautions should be taken when handling this chemical in industrial or laboratory settings.

The environmental impact of 2,6-Di-tert-butylphenol is a subject of study, as it can persist in the environment and may have effects on aquatic life. Efforts are made to minimize its release into the environment and to develop more biodegradable alternatives.

Related pages

• Phenol
• Antioxidant
• Aromatic compound
• Polymer stabilization

2,6-Di-tert-butylphenol

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  2D structure of 2,6-Di-tert-butylphenol
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  3D ball-and-stick model of 2,6-Di-tert-butylphenol