CHEM: 2.1.1 Benzene - Nomenclature & Ortho-, Para-, Meta- Directing

CN: Phenol

IUPAC: Hydroxybenzene

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CN: Aniline

IUPAC: Aminobenzene

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CN: Toluene

IUPAC: Methylbenzene

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Ethylbenzene

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CN: Anisole

IUPAC: Methoxybenzene

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IUPAC: Benzoic Acid

CN: Benzenecarboxylic Acid

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Benzaldehyde

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Acetophenone

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Ortho- (o)

What prefix does this disubstituted benzene have?

Para- (p)

What prefix does this disubstituted benzene have?

Meta- (m)

What prefix does this disubstituted benzene have?

CN: o-Xylene

IUPAC: o-methyltoluene or 2-methyltoluene

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m-methylaniline or 3-methylaniline

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p-aminophenol or 4-aminophenol

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o-hydroxybenzoic acid or 2-hydroxybenzoic acid

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m-methylphenol or 3-methylphenol

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m-methoxystyrene or 3-methoxystyrene

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p-ethylphenol or 4-ethylphenol

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• NH2, NHR, NR2

• OH

• OR

• NHCOR

• C6H5 (Aryl)

• R (Alkyl)

• X

Ortho-, Para- Directing Groups

• OCHR

• COOR

• SO3H

• CHO

• COOH

• CN

• NO2

• NR3+

Meta- Directing Groups

o-nitrophenol, p-nitrophenol

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o-chloroaniline, p-chloroaniline

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o-isopropyltoluene, p-isopropyltoluene

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m-bromobenzoic acid

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