drill: draw & name 2 isomers of c 4 h 10
Post on 12-Feb-2016
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Drill: Draw & name 2 isomers
of C4H10
Cycloalkanes
Cycloalkanes•Alkane chains with the ends joined together
•Ring structures
Naming Cycloalkanes
•Place cyclo in front of the normal name
•Pentane cyclopentane
Name the organic compound
Substituted Cycloalkanes
•Cycloalkanes with other groups attached
Numbering Substituted
Cycloalkanes• The carbon with the most
important group is # 1, then continue around the ring
12
3 4
1-methylcyclobutane
Name:
1
2
3
4 5
1
2
3
4 5
1-ethyl-2,3-dimethylcyclopentane
Name:
3-ethyl-4-methyl-1-cyclopropylcyclohexane
Name:
5-ethyl-3-cyclohexyl-4-methyloctane
Cycloalkane Shapes
•Demonstrated through modeling
Cycloalkane Shapes
Chair Boat
HW: Draw the condensed, skeletal, & stick structures for 3-methyl-1-propylcyclopentane
Draw each of the following:
1,3,5-trimethylcyclohexane
1-cyclopropylcyclopentane
Draw condensed & stick structures for:
1,3-dimethylcyclopentanecyclobutylcyclohexane
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