Table 19(a) Acyclic and monocyclic hydrocarbons. Parent hydrocarbons.

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Table 19(a) Acyclic and monocyclic hydrocarbons. Parent hydrocarbons.

Type 1-Unlimited substitution

CH₄
Methane
Ethane

Acetylene
Propane

Allene
Butane

Benzene

Type 2-Limited substitution (ring only)

Toluene,
Styrene,

Stilbene,

Type 3-No substitution

Isobutane
Isopentane

Neopentane
Isoprene

Fulvene
Xylene (o-,m-, p-isomers)

Mesitylene Cumene

Cymene (o-,m-, p-isomers)

This HTML reproduction is as close as possible to the published version [see IUPAC, Commission on Nomenclature of Organic Chemistry. A Guide to IUPAC Nomenclature of Organic Compounds (Recommendations 1993), 1993, Blackwell Scientific publications, Copyright 1993 IUPAC]. If you need to cite these rules please quote this reference as their source.

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Type 1-Unlimited substitution

CH₄ Methane	Ethane
Acetylene	Propane
Allene	Butane
Benzene

Type 2-Limited substitution (ring only)

Toluene,	Styrene,
Stilbene,

Type 3-No substitution

Isobutane	Isopentane
Neopentane	Isoprene
Fulvene	Xylene (o-,m-, p-isomers)
Mesitylene	Cumene
Cymene (o-,m-, p-isomers)