Question

Draw the structure of:
(E)-1,2-dibromo-3-isopropyl-2-hexene


My approach: I know how to answer this question in terms of basic nomeclature but I have no idea what (E) means in this.

Answer 1

This compound is a standard exam stumper.
http://en.wikipedia.org/wiki/Cis%E2%80%93trans_isomerism#E.2FZ_notation

Answer 2

E means opposite, E is another way of saying trans and Z would be cis..