Drill: Draw each of
the following:
• 4-methyl-2-pentyne
• cis-octa-5-en-2-yne
Aromatic
Hydrocarbons
Aromatic
Hydrocarbons
•Hydrocarbons with
4n+2 p electrons
Aromatic
Hydrocarbons
•Compounds with an
odd # of double bonds
at every other carbon
Aromatic
Hydrocarbons
•The double bonds
must lie in a flat
plane
Aromatic
Hydrocarbons
•Most contain benzene
rings or related
systems
Aromatic
Hydrocarbons
•All have an odor
•Most are pleasant
Aromatic
Hydrocarbons
•Also called:
•Arenes
Aliphatic
Hydrocarbons
•Hydrocarbons
other than aromatic
hydrocarbons
Benzene
H
H
C
C
H C
C H
C
H
C
H
Benzene
Drill: Name:
Draw
propylbenzene
Benzene
propylbenzene
Naming Arenes
Naming Arenes
•Use the same rules as
for cyclic compounds
•Special exception will
follow
Naming Arenes
5
4
3
6
1
2
2,3-diethyl-1-propylbenzene
Special Exceptions
•Some aromatic
compounds have
common names
Methylbenzene
Toluene
1,4-dimethylbenzene
1,4-Xylene
Disubstituted
Benzene Rings
2 groups attached
to a benzene ring
ortho-
meta-
para-
1,4-dimethylbenzene
para-xylene
Name:
metabutylpropylbenzene
____ benzene
R
phenyl ____
Pyr
phenylpyruvate
Strange
Names
Name:
ves
tight
Name:
stem
attic
Name:
dude
strange
Name:
me
See
him
ORG CHM HW
•Come up with at least
one strange name
based on organic
nomenclature
Draw & name a
compound with 8
carbons, 1, branch, 1
double bond, & 1
triple bond
Draw & Name
all the possible
isomers for
C6H10
Drill: Name:
The check
is in the
mail
Of course,
I’ll love you
in the morning
Organic HW
•Study for the test
tomorrow
Name the following:
Name the following:
cis-nona-2-en-4-yne:
cis-nona-2-en-4-yne:
cis-3-ethyl-6methylnona-2-en-4-yne:
Name the following:
Name the following:
cis,trans-deca-2,6dien-4-yne:
cis,trans-deca-2,6dien-4-yne:
cis,trans-6-methyl-7phenyldeca-2,6-dien-4-yne:
Draw:
•cis-6-ethyl-2,3dimethyl-5-phenyl-4octene
Draw:
all trans-3,4,5,6,7,8hexamethyldeca2,4,6,8-tetraene
Draw & name all
the possible
isomers of C7H14
Draw & name all
the possible
isomers of C7H12
Naphthalene
Anthracene
Phenanthrene
Lab: Tomorrow
Review: Thur
Test: Friday
Name the
compounds on
the board
Draw & name all
the possible
isomers of C6H12
Draw & name all
the possible
isomers of C5H8
The check
is in the
mail
Of course,
I’ll love you
in the morning