Organic Chemistry Chemistry 2230
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This 1 page Class Notes was uploaded by Amanda Biddlecome on Monday February 29, 2016. The Class Notes belongs to Chemistry 2230 at Clemson University taught by Dr. Schroeder in Fall 2016. Since its upload, it has received 53 views.
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Date Created: 02/29/16
Organic Chemistry 2230 Exam 2 Final Notes March 2, 2016 Amanda Biddlecome 1) Nomenclature of Triple Bonds -‐all prior rules apply but the parent is –yne -‐alkyne=lowest possible number and substituents get lowest possible number -‐when there’s two triple bonds, you want them both to have the lowest possible numbers; then put the numbers before the parent of before the –di -‐if there’s a triple and a double bond on one parent, put the lowest numbers for both and then alphabetize –ene and –yne -‐if there’s a tie between the triple and the double, the double takes priority and gets the lower number; still alphabetize the endings EXAM TIPS: 1) Stereochemistry -‐Naming/Drawing *(R)/(S): prioritize one atom at a time by atomic number -‐Templates: Sawhorse, Skeletals, Tripods, Chairs, Newman, Fischer *number carbon chains properly *chairs: want the most number of substituents in the equatorial position to get a stable structure; if there’s a tie for the number of equatorial vs axial, you want the larger structures to be in the equatorial position to be stable 2) Alkenes/Alkynes -‐Naming/Drawing *prioritizing *vinyl vs allyl *ethynyl vs propargyl *(E) vs (Z)
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