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Anisole undergoes electrophilic aromatic substitution reaction at a faster speed than benzene, which in turn reacts more quickly than nitrobenzene.The methoxy group is an ortho/para directing group, which means that electrophilic substitution preferentially occurs at these three sites.
The simplest of methoxy compounds are methanol and dimethyl ether. Other methoxy ethers include anisole and vanillin. Many metal alkoxides contain methoxy groups, such as tetramethyl orthosilicate and titanium methoxide. Esters with a methoxy group can be referred to as methyl esters, and the —COOCH 3 substituent is called a methoxycarbonyl. [1]
An electron donating group (EDG) or electron releasing group (ERG, Z in structural formulas) is an atom or functional group that donates some of its electron density into a conjugated π system via resonance (mesomerism) or inductive effects (or induction)—called +M or +I effects, respectively—thus making the π system more nucleophilic.
Examples of DMG's are the methoxy group, a tertiary amine group and an amide group.The compound can be produced by directed lithiation of anisole. [2] Scheme 1. Directed ortho metalation. The general principle is outlined in scheme 1.
Methoxytoluenes (methylanisoles or cresyl methyl ethers) are a group of three isomeric organic compounds with the formula CH 3 OC 6 H 4 CH 3. They consist of a disubstituted benzene ring with methoxy group and one methyl group. All three are colorless flammable liquids which are soluble in organic solvents but poorly soluble in water.
Anisole is formally known as methoxybenzene, and is formed through the condensation of methanol (CH 3 OH) and phenol; due to the methyl group attached to the ethereal oxygen being smaller than the aromatic benzene ring, the benzene takes priority when naming the molecule. However, 1-phenoxyoctane has an octane substituent, which has a greater ...
The molecule consists of a benzene ring with a formyl and a methoxy group. It is a colorless liquid with a strong aroma. It provides sweet, floral and strong aniseed odor. Two isomers of 4-anisaldehyde are known, ortho-anisaldehyde and meta-anisaldehyde. They are less commonly encountered.
Positional isomers of anisoyl chloride: ortho (2-methoxybenzoyl chloride), meta (3-methoxybenzoyl chloride), and para (4-methoxybenzoyl chloride). Anisoyl chloride (also called methoxybenzoyl chloride) is an acyl halide, specifically an aromatic acyl chloride, and may be formed from anisic acid by replacing a hydroxyl group of the carboxylic acid with a chloride group.