Chemistry 243, Fall 1997 - R/S practice questions
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Organic Chemistry 243-03

October 10, 1997

R/S & Fischer Projection Practice



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1. Convert each of the following to a Fischer projection

(a) R-2-bromopentane                   (b) 3S,4R-dibromoheptane
(c) S-1-fluoro-2-chloropropane         (d) R-3-methylhexane-3-ol
(e) 2R,3R-3-methyl-2-pentanol          (f) 3R-3-ethyl-3,4-dimethyl-1-hexene


ANSWER

2. Convert each Fischer projection into an extended ("zig-zag") line drawing

ANSWER

3. Determine the absolute configuration (R or S) for all chiral centers for all compounds in question 2.

ANSWER

4 Determine the absolute configuration (R or S) for all chiral centers for all compounds

ANSWER


For more information, contact Professor Michael B. Smith at

(860)-486-2881.

 My EMail address is

smith@nucleus.chem.uconn.edu

Thank you very much.