Give the IUPAC name for this alkane.

For the IUPAC Organic Nomenclature Rules, click on the link.

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NEW Anonymous $1$ Reply. $($Mon Jan $2204$:$10$:$03$ pm $2024($CST$))$

why is it $4-$ethyl$-5-$isopropyl and not $4-$isopropyl$-5-$ethyl

NEW Re: Naomi Lindquist Reply $($Mon Jan $2204$:$52$:$24$ pm $2024($CST$))$

Alphabetical order. E comes before I

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NEW Re: Noah Min Kim Reply $($Tue Jan $2312$:$09$:$14$ am $2024($CST$))$

I think "iso" counts when considering alphabetical order while the likes of "sec$-$butyl" or "tert$-$butyl", for example, don't count.

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