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OrganicNomenclature worksheets-4

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SCH4U0
Unit: Organic Chemistry
Worksheet: Alkanes
All organic molecules have the basic naming structure of: Prefix (identifies where and what the branches are), Root
(the longest continuous chain of carbons) and Suffix (identifies the type of organic molecule).
Alkanes have the suffix “ane”
1. Write the IUPAC name for each of the following
a)
b)
c)
d)
Cl
F
e)
f)
Br
2. Draw appropriate line structures for each of the following:
a) 8-ethyl-1,11-difluoro-3,4,7,12b) 2-cyclobutyl-8-cyclopropylnonane
tetramethyltridecane
SCH4U0
Unit: Organic Chemistry
Worksheet: Alkenes
Alkenes have at least one double bond, which is prioritized (given lowest number) and they have the suffix “ene”.
Be aware of the stereoisomerism for double bonds: (E) for branches that are opposite off the double bond, and (Z)
for branches that are on the same side of the double bond (this notation goes in the very front of the prefix).
1. Write the IUPAC name for each of the following
a)
b)
F
c)
d)
e)
Cl
f)
Br
2. Draw appropriate line structures for each of the following:
a) (2E, 7Z)-8-methyldeca-2,7-diene
b) 7-sec-butylcyclohepta-1,3,5-triene
SCH4U0
Unit: Organic Chemistry
Worksheet: Alkynes
The functional group is a triple bond, with a suffix of “yne”
1. Write the IUPAC name for each of the following
a)
Cl
b)
Br
c)
d)
e)
2. Draw appropriate line structures for each of the following:
a) 3,4,5-triethyl-3-methylhepta-1,6-diyne
b) 5-propylundeca-1,3,6,9-tetrayne
F
R
OH
SCH4U0
Unit: Organic Chemistry
Worksheet: Alcohols
The suffix is “ol”
1. Write the IUPAC name for each of the following
a)
OH
b)
OH
OH
c)
d)
OH
OH
OH
e)
f)
F
OH
Cl
OH
F
OH
OH
2. Draw appropriate line structures for each of the following:
b) 2,3-dichlorocyclopropanol
a) 3,6-diethylnon-8-yn-1,3,5-triol
O
SCH4U0
Unit: Organic Chemistry
R
H
Worksheet: Aldehydes
The suffix is “al”
1. Write the IUPAC name for each of the following
a)
b)
O
O
c)
d)
O
O
F
Cl
O
e)
O
O
f)
O
2. Draw appropriate line structures for each of the following:
a) 3-butyl-4-propylcyclopentanecarbaldehyde
b) 2-ethyl-6-hydroxyheptanedial
O
SCH4U0
R
R
Unit: Organic Chemistry
Worksheet: Ketones
The suffix is “one”
1. Write the IUPAC name for each of the following
a)
b)
O
O
O
c)
d)
O
O
O
O
Cl
Cl
O
O
e)
O
2. Draw appropriate line structures for each of the following:
a) 7,10-dimethyltetradec-13-yne-2,5,8,11-tetrone
b) 1-phenylbutan-2-one
O
R
SCH4U0
Unit: Organic Chemistry
OH
Worksheet: Carboxylic Acids
The suffix is “oic acid”
1. Write the IUPAC name for each of the following
a)
b)
OH
O
O
O
O
OH
HO
HO
HO
O
O
c)
HO
d)
Cl
HO
OH
O
O
e)
Br
OH
O
2. Draw appropriate line structures for each of the following:
a) (3E)-8-cyclobutyl-2-cyclopropylnon-3-enedioic
b) cyclohexane-1,3,5-tricarboxylic acid
acid
O
R
SCH4U0
O
R
Unit: Organic Chemistry
Worksheet: Esters
The suffix is “oate”; note that esters are written as two separate parts, the first part does not contain the carbonyl
group and has the suffix “yl”
1. Write the IUPAC name for each of the following
a)
b)
O
O
O
O
c)
d)
O
O
O
O
O
Cl
O
e)
O
O
2. Draw appropriate line structures for each of the following:
a) prop-2-en-1-yl (9Z)-5,10-difluoroundec-9-en-6b) ethyl 3-butyl-2-ethyl-2ynoate
methylcyclopropanecarboxylate
R
SCH4U0
Unit: Organic Chemistry
O
R
Worksheet: Ethers
The suffix is “ane”. Ethers are similar to alkanes in that they don’t have a functional group; the branches end in
“oxy”
1. Write the IUPAC name for each of the following
a)
b)
O
O
O
O
O
c)
d)
O
O
O
O
e)
f)
O
F
O
O
2. Draw appropriate line structures for each of the following:
a) m-dipropoxybenzene
b) (3E)-7-(pentyloxy)hept-3-en-1-yne
O
O
SCH4U0
Unit: Organic Chemistry
O
R
R
NH2
R
N
R
R
NH
R
Worksheet: Amides
The suffix is “amide”. Note that branches attached to the nitrogen are located with an “N”, rather than just a
number.
1. Write the IUPAC name for each of the following
a)
b)
NH2
O
N
O
c)
d)
N
NH
O
O
e)
f)
O
H2N
Br
NH
NH
O
O
2. Draw appropriate line structures for each of the following:
a) 3-tert-butyl-N-ethyl-Nb) 9-amino-N,N,5-trimethylundecanamide
propylcyclopentanecarboxamide
R
SCH4U0
Unit: Organic Chemistry
R
N
R
NH2
R
NH
R
R
Worksheet: Amines
The suffix is “amine”. Note that branches attached to the nitrogen are located with an “N”, rather than just a
number.
1. Write the IUPAC name for each of the following
a)
b)
HN
N
NH2
c)
H2N
NH
NH2
e)
N
d)
NH2
f)
Cl
NH2
O
NH
NH
Cl
2. Draw appropriate line structures for each of the following:
a) cyclohept-6-ene-1,2,3,5-tetramine
b) (2Z)-N5-ethyl-N8-propylundec-2-en-10-yne-2,5,8triamine
SCH4U0
Unit: Organic Chemistry
Worksheet: Aromatics
The suffix is “benzene”. Note that like all cyclics, the ring (benzene in this case) is generally the root, however it
can be treated as a branch and if so the branch name is “phenyl”.
1. Write the IUPAC name for each of the following
a)
Cl
b)
Br
F
c)
d)
e)
f)
Cl
2. Draw appropriate line structures for each of the following:
a) meta-dibromobenzene
b) 3,6,7-triphenyldecane
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