Question

what's the IUPAC name CH2=CH-CH2-CH2-CH2-CH3
CH3-C=CH-CH2-CH3
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CH3

Answer 1

Wow this one was a bit lengthy, had to think a second. Anyway i got (8Z)-8-Methyl-1,8-undecadiene did you attempt to answer?

Answer 2

(8E)-8-Methyl-1,8-undecadiene i meant, assuming that 8 methyl is pointing down. The text version makes it hard to see the structure as you wrote it..