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R and S of Fischer Projections Solutions Library

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R and S of Fischer Projections

Q. Alanine is shown below as a Fischer projection. Identify the stereochemistry configuration.a) Rb) SWhich Fischer structures below have the same ste...

Solved • Mar 20, 2020

R and S of Fischer Projections

Q. For each of the following pairs of molecules identify them as one of the following: constitutional isomers (I), same molecule (S), enantiomers (E),...

Solved • Jul 8, 2017

R and S of Fischer Projections

Q. Draw (using modified Fischer projections and placing the NHCH 3 group on the top and the Ph group at the bottom), and label (using the correct ster...

Solved • Jun 12, 2017

R and S of Fischer Projections

Q. Draw structural formulas for the three compounds shown below. Make sure to include all pertinent stereochemical information.

Solved • Jun 1, 2017

R and S of Fischer Projections

Q. As shown below, compound (B) is one of the configurational isomers of (A). (a) Determine stereo‐configuration of the carbons in (B) (R, S, or none...

Solved • May 26, 2017

R and S of Fischer Projections

Q. Draw Fischer projection formulas for all stereoisomers of 2,4-dimethyl-3-hexanol, giving stereochemical details for each structure. As a bonus, inc...

Solved • May 5, 2017

R and S of Fischer Projections

Q. What is the IUPAC name of the compound shown below? A) (2R,3S,4R)-3,4-dibromo-2-chloro-3-methylhexane B) (3S,4S,5S)-3,4-dibromo-5-chloro-4-methyl...

Solved • Apr 24, 2017

R and S of Fischer Projections

Q. Consider the compound below to answer the following questions:  Assign the configuration as (R) or (S) at each chiral center. Draw an acceptable ...

Solved • Feb 20, 2017

R and S of Fischer Projections

Q. Circle the structure that represents (2S,3R)-2-bromo-2-chlorohex-4-yne-1,3-diol.

Solved • Oct 19, 2016

R and S of Fischer Projections

Q. Answer the following questions based on the compoud named.  a) Draw the Fischer projection of (2R,3S,5R)-5-bromohexa-2,3-diol.             ...

Solved • Sep 15, 2016

R and S of Fischer Projections

Q. Draw the mirror image of the following molecule. 

Solved • Sep 15, 2016

R and S of Fischer Projections

Q. Determine the R and S configuration of the following compound. 

Solved • Sep 15, 2016

R and S of Fischer Projections

Q. Draw the  Fischer projections  for the stereoisomers of 2-bromo-3-chlorobutane:CH3CHBrCHClCH3Clearly label pairs of enantiomers & diastereomers...

Solved • Aug 2, 2016

R and S of Fischer Projections

Q. Determine whether each statements is true or false: Rotating the Fischer projection of a molecule with a single chirality center by 90° will gener...

Solved • May 27, 2016

R and S of Fischer Projections

Q. The configurations of the two stereocenters (chiral centers) in this Fischer projection are  a) 2R, 3R  b) 2R, 3S c) 2S, 3R  d) 2S, 3S

Solved • Apr 24, 2016

R and S of Fischer Projections

Q. What are the absolute configurations of these two molecules? a) S(I) and S(II) b) S(I) and R(II) c) R(I) and S(II) d) R(I) and R(II)

Solved • Apr 23, 2016

R and S of Fischer Projections

Q. Which statement about these Fischer projections is correct?a) I and III are enantiomers.b) II is a meso isomer.c) II and IV are identical.d) I and ...

Solved • Apr 23, 2016

R and S of Fischer Projections

Q. Draw the mirror images of the following molecules. Correctly identify the absolute configuration of each chiral center in both the molecules shown ...

Solved • Feb 24, 2016

R and S of Fischer Projections

Q. Name the following molecule.

Solved • Feb 19, 2016

R and S of Fischer Projections

Q. In the Fischer projection below determine the correct R/S designation for each chirality center [going from top (1) to bottom (3)].  

Solved • Jan 28, 2016