POW-310-13-Key - equilibrium is reached. The equilibrium...

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Last Name: UTEID: First Name: SCORE: KEY Deadline for CH 310 POW 13: Nov 30, 2009 3:00 PM OCH 3 OCH 3 OCH 3 CH 3 CH 3 CH 3 Cl Cl H 3 C CH 3 CH 3 These are enantiomers, but both are the endo product These are entiomers and the trans dienophile results in endo-exo orientation. Cl Cl Cl Cl Cl Cl One product is formed-the endo adduct-note: the mirror image isomer is the same compound. Diels-Alder Reactions: Draw the structures of the products between the following dienes and dienophiles. Be sure to clearly indicate both regio and stereochemistry.
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Mutarotation: An enantiomerically pure sample of a-D-glucose is stirred with water until
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Unformatted text preview: equilibrium is reached. The equilibrium mixture is depicted below. Show the mechanism for the isomerization; the mechanism must account for the change in stereochemistry @ the anomeric carbon position. O H HO H HO H HO OH H H OH O H HO H HO H HO OH H H OH O H HO H HO H H OH H OH OH-D-glucose-D-glucose 36%-D-glucose 64% + O H HO H HO H O OH H H OH H H OH H HO H HO H O OH H H OH OH H HO H HO H O OH H H OH O H HO H HO H H OH H O OH H H 2 O H 2 O H-H-H H 2 O Must show rotation about this bond....
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This note was uploaded on 06/07/2011 for the course CH 310M taught by Professor Iverson during the Spring '05 term at University of Texas.

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POW-310-13-Key - equilibrium is reached. The equilibrium...

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