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Unformatted text preview: The chiral enzyme can recognize the shape of some enantiomers, but not others, and it can give a single enantiomer as a product of a reaction. 8) Name the following: (R)-3-methyl-1-pentanol (S)-1,2-dibromobutane (S)-2-chloro-2-fluoropentane 9) Draw (R)-alanine (the unnatural D-amino acid): 10) Now draw both enantiomers of methamphetamine. 11) Draw the racemic mixture (both enantiomers) that result upon hydrogenation of the following alkene with an achiral catalyst. 12) Indicate for the following pairs of compounds whether they are identical, constitutional isomers, or enantiomers. Br Cl H 3 C Br Cl H 3 C a) b) c) d) HO OH Cl Cl HO OH Cl Cl N CH 3 H Cl N H 3 C H Cl H 3 C OH NH 2 CH 3 HO NH 2 Enantiomers Enantiomers Constitutional Isomers Identical CH 2 CO 2 H H 3 C achiral Rh catalyst H 2 CH 3 CO 2 H H 3 C new asymmetric center, two enantiomers are possible CH 3 CO 2 H H 3 C CH 3 CO 2 H H 3 C +...
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