Organic Chemistry

Section 2.7 Nomenclature of Amines 79

PROBLEM 16

Give common and systematic names for each of the following compounds:

a. d.

b. e.

c.

PROBLEM 17

Draw the structure of each of the following compounds:

a. 2-methyl-N-propyl-1-propanamine d. methyldipropylamine

b. N-ethylethanamine e.N,N-dimethylpentan-3-amine

c. 5-methylhexan-1-amine f. cyclohexylethylmethylamine

PROBLEM 18

For each of the following compounds, give the systematic name and the common name

(for those that have common names), and indicate whether the amines are primary,

secondary, or tertiary:

a. c.

b. d. CH 3

H 3 C NH 2

CH 3 CH 2 CH 2 NHCH 2 CH 2 CHCH 3

CH 3

CH 3 CHCH 2 CH 2 CH 2 CH 2 CH 2 NH 2 (CH 3 CH 2 ) 2 NCH 3

CH 3

CH 3 CHCH 2 NHCHCH 2 CH 3

CH 3 CH 3

CH 3 CH 2 CH 2 NHCH 2 CH 2 CH 2 CH 3 NH 2

CH 3 CH 2 CH 2 NCH 2 CH 3

CH 2 CH 3

CH 3 CH 2 CH 2 CH 2 CH 2 CH 2 NH 2

Table 2.3 Summary of Nomenclature

Systematic name Common name

Alkyl halide substituted alkane alkyl group to which halogen is attached, plus halide

bromomethane methyl bromide

chloroethane ethyl chloride

Ether substituted alkane alkyl groups attached to oxygen, plus ether

methoxymethane dimethyl ether

methoxyethane ethyl methyl ether

Alcohol functional group suffix is ol alkyl group to which OH is attached, plus alcohol

methanol methyl alcohol

ethanol ethyl alcohol

Amine functional group suffix is amine alkyl groups attached to N, plus amine

ethanamine ethylamine

CH 3 CH 2 CH 2 NHCH 3 N-methyl-1-propanamine CH 3 CH 2 CH 2 NHCH 3 methylpropylamine

CH 3 CH 2 NH 2 CH 3 CH 2 NH 2

CH 3 CH 2 OH CH 3 CH 2 OH

CH 3 OH CH 3 OH

CH 3 CH 2 OCH 3 CH 3 CH 2 OCH 3

CH 3 OCH 3 CH 3 OCH 3

CH 3 CH 2 Cl CH 3 CH 2 Cl

CH 3 Br CH 3 Br

Tutorial:

Summary of systematic

nomenclature

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