Parent Alkanes ·Name is prefix+ane. Prefix designates the number of carbon atoms. Alkyl groups:substituents (branches)on parent alkane. Alkyl #C Name Group Isomers? 1 methane methyl No substituent 2 ethane ethyl No propane propyl No 4 butane butyl Yes 5 pentane pentyl Yes 6 hexane hexyl Yes 7 heptane heptyl Yes 8 octane octyl Yes 9 nonane nonyl Yes parent 10 decane decyl Yes 2013 Pearson Education,Inc. © 2013 Pearson Education, Inc. Parent Alkanes • Name is prefix + ane. • Prefix designates the number of carbon atoms. • Alkyl groups: substituents (branches) on parent alkane. # C Name Alkyl Group Isomers? 1 methane methyl No 2 ethane ethyl No 3 propane propyl No 4 butane butyl Yes 5 pentane pentyl Yes 6 hexane hexyl Yes 7 heptane heptyl Yes 8 octane octyl Yes 9 nonane nonyl Yes 10 decane decyl Yes parent substituent