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    Whenever you rearrange where the halogen is on the branch, you simply change the 1- to whatever #-.

    But...

    What happens when the halogen is on the branch itself??

    E.g.
    Name:  Name of this.png.jpg
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    What would you call that?

    So far, my best guess is: 3-bromomethylpentane...
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    You could have that or 1-bromo-2-ethylbutane
    General rules are make the longest carbon chain possible i.e. pentane, or put the functional group on carbon 1 and label from there
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    3-(bromomethyl)pentane
 
 
 

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