Re: isopropyl- group

Craig Fryhle (fryhle@u.washington.edu)
Mon, 3 Mar 1997 14:26:31 -0800 (PST)

Greetings, all. Since there have been conflicting replies to this
question, I'd like to profide final clarification by affirming the
response copied immediately below. "Iso" is taken into account when
arranging substituents alphabetically.

CBF

On Mon, 3 Mar 1997 bobbtl@plu.edu wrote:

> gabe,
>
> the "iso" should be taken into account when arranging the
> substituents alphabetically. refer to pg. 133 of the text:
> ...you should disregard stucture-defining prefixes that separated from the
> name by a hyphen (such as sec- or tert-).
> Therefore, tert-butyl precedes ethyl, but ethyl precedes isobutyl.
>
> terra
>
> On Mon, 3 Mar 1997 kamperka@plu.edu wrote:
>
> > no, the "iso" doesn't count when arranging substituents alphabetically, it
> > gets ommitted just like "di" and "tri" do.
> >
> > On Sun, 2 Mar 1997, Dane wrote:
> >
> > > When naming a compound that contains an isopropyl- group,
> > > does the "iso" count when arranging substituents alphabetically?
> > >
> > > gabe
> > >
> > >
> > >
> >
> >
>
>

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