Re: R or S designation

blackkl@plu.edu
Wed, 12 Mar 1997 22:49:16 -0800 (PST)

My learning group and I have recently been discussing this problem
and we came up with the conclusion that yes, you would take the path that
gives you the highest priority if you come across one that gives you a
choice of direction. Hope this helps!

On Thu, 13 Mar 1997, howard r. kletke wrote:

> When designating whether a stereocenter is R or S, on a molecule
> such as Cortisone on page 1112 in Solomons, a question of which direction
> to follow along the carbon chain arises because of the cylic nature of the
> molecule. If, when deciding which carbon atom has the highest priority,
> you have a choice of direction, should you use the path which would give it
> highest priority?
> -Monica
>