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R and S Configuration Solutions Library

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111 solutions

R and S Configuration

Q. Answer the questions about the molecule. What is the highest priority group?a) -CH2CH2CH2CH3b) -CH2CH2CH3c) -cyclo(C5H9)d) -HWhat is the lowest pri...

Solved • Mar 20, 2020

R and S Configuration

Q. (1S,2R)-1-chloro-2-methylcyclopentaneDraw a planar structure for the following compound using dashed or solid wedges to show the stereochemistry of...

Solved • May 24, 2019

R and S Configuration

Q. Indicate the stereochemichal configuration for the tetrahedral centers shown below.

Solved • May 24, 2019

R and S Configuration

Q. Consider the chirality center in the compound below. What is the highest priority substituent group?What is the second highest substituent group?

Solved • Apr 3, 2019

R and S Configuration

Q. For each stereoisomer, draw the structure. Be sure to specify the stereochemistry via wedge-and-dash bonds.1. (S)-5,5-dibromo-3-fluoro-2-methyl-3-h...

Solved • Apr 3, 2019

R and S Configuration

Q. Assign Kahn-Engold-Prelog priorities and R/S designation to the starting material and product.

Solved • Jan 15, 2019

R and S Configuration

Q. Assign priority and name the following chiral molecules R or S:

Solved • Jan 14, 2019

R and S Configuration

Q. Assign priority and name the following chiral molecules R or S:

Solved • Jan 14, 2019

R and S Configuration

Q. Assign priority and name the following chiral molecules R or S:

Solved • Jan 14, 2019

R and S Configuration

Q. Assign priority and name the following chiral molecule R or S:

Solved • Jan 14, 2019

R and S Configuration

Q. Consider the following molecule:Using Cahn, Engold, Prelog priority system, assign priorities to each group, and based on yourassignment, label the...

Solved • Jan 14, 2019

R and S Configuration

Q. Using the Cahn, Ingold, Prelog priority system, assign and label priorities of each group attached to the stereocenter (1 through 4) in the box nex...

Solved • Jan 14, 2019

R and S Configuration

Q. Using the Cahn, Ingold, Prelog priority system, assign and label priorities of each group attached to the stereocenter (1 through 4) in the box nex...

Solved • Jan 14, 2019

R and S Configuration

Q. Label the chiral center of the following molecules as either R or S.

Solved • Oct 30, 2018

R and S Configuration

Q. Click the "draw structure" button to launch the drawing utility.Give the structure corresponding to (S) 4-chloropent 2 yne.

Solved • Oct 8, 2018

R and S Configuration

Q. Designate the chiral center in the following molecule as either R or S.

Solved • Sep 24, 2018

R and S Configuration

Q. Designate the chiral center in the following molecule as either R or S.

Solved • Sep 24, 2018

R and S Configuration

Q. Designate the chiral center in the following molecule as either R or S.

Solved • Sep 24, 2018

R and S Configuration

Q. Designate the chiral center in the following molecule as either R or S.

Solved • Sep 24, 2018

R and S Configuration

Q. Assume that the four groups below are bonded to a stereocenter and assign an R.S system priority from 1 (highest) to 4 (lowest) to each of them. 

Solved • Jul 31, 2018

R and S Configuration

Q. Assume that the four groups below are bonded to a stereocenter and assign an R.S system priority from 1 (highest) to 4 (lowest) to each of them.

Solved • Jul 31, 2018

R and S Configuration

Q. What is the correct name for the following structure? Select one: a. (2R, 3R)-3-bromo-4-methylpentan-2-ol b. (2S, 3R)-3-bromo-4-methylpentan-2-ol c...

Solved • Jul 31, 2018

R and S Configuration

Q. Click the "draw structure" button to launch the drawing utility.Give the structure corresponding to the name. (2R,3S)-3-isopropyl-2-hexanol

Solved • Jul 10, 2018

R and S Configuration

Q. Arrange the following groups in order of decreasing priority that would allow you to determine E/Z, or R/S. a) -CH3 b) -CH2OH c)  -CH2NH2 d) -CH2 B...

Solved • Jul 5, 2018

R and S Configuration

Q. How would you name the compound below? (A) (R)-3-bromo-3-methylhexane (B) (S)-3-bromo-3-methylhexane (C) (R)-2-bromo-2-ethylpentane (D) (S)-2-bromo...

Solved • Jul 5, 2018

R and S Configuration

Q. Spell out the full name of the compound. 

Solved • Jun 26, 2018

R and S Configuration

Q. Select the proper IUPAC name for the following compound, including the (R) or (S) designation where appropriate. 

Solved • Jun 25, 2018

R and S Configuration

Q. Select the complete IUPAC name for the following compound, including the correct (R) or (S) designation. 

Solved • Jun 25, 2018

R and S Configuration

Q. Assign R or S to the indicated chiral center in the molecule below.

Solved • Jun 25, 2018

R and S Configuration

Q. Select the correct (R) or (S) designation for the stereocenter carbon atom in the following molecule.

Solved • Jun 19, 2018

R and S Configuration

Q. Indicate the stereochemical configuration for the tetrahedral centers shown below.

Solved • Jun 12, 2018

R and S Configuration

Q. Select the Complete IUPAC name for the following compound, including the correct (R) or (S) designation.(S)-3-methylhexane (S)-4-methylhexane (R)-2...

Solved • Apr 4, 2018

R and S Configuration

Q. Indicate the stereochemical configuration for the tetrahedral centers shown below.

Solved • Feb 14, 2018

R and S Configuration

Q. Indicate the stereochemical configuration for the tetrahedral centers shown below.

Solved • Feb 14, 2018

R and S Configuration

Q. Indicate the stereochemical configuration for the tetrahedral centers shown below.

Solved • Feb 14, 2018

R and S Configuration

Q. Indicate the stereochemical configuration for the tetrahedral centers shown below.

Solved • Feb 14, 2018

R and S Configuration

Q. For each of the following molecules shown provide the IUPAC name.

Solved • Aug 22, 2017

R and S Configuration

Q. Which structure corresponds to (1R-2S-3S)-1,2-dibromo-3-ethylcyclohexane?

Solved • Jun 14, 2017

R and S Configuration

Q. (2S,3R)-2-Bromo-3-methylpentane is

Solved • Jun 12, 2017

R and S Configuration

Q. Shown below are chemical structures of an anti-cholesterol medication Crestor (left) and a narcotic analgesic hydrocodone, also known as Vicodin (r...

Solved • Jun 1, 2017

R and S Configuration

Q. Draw the structure for (R,E)-5-bromo-6-methyloct-4-en-7-yn-4-ol

Solved • May 9, 2017

R and S Configuration

Q. Determine the R/S configuration of the following alkane. If there is no chiral center put an X. (Hint: Think about the definition of a chiral center)

Solved • May 5, 2017

R and S Configuration

Q. Consider (1R, 3S)-1,3-diiodocyclohexane. Draw the two chair conformations and determine which conformation is more stable.

Solved • May 5, 2017

R and S Configuration

Q. Provide a structural formula for (S)-3,6-dimethyl-3,4-octadiene. Note that any correct form of a structural formula is acceptable. Be sure to ident...

Solved • Apr 14, 2017

R and S Configuration

Q. Provide a name for the following pure compound. Be sure to name stereoisomers properly, designating configurations when necessary.

Solved • Apr 14, 2017

R and S Configuration

Q. Consider (1S, 3R)-1,3-dimethylcyclohexane. Draw the two chair conformations and determine which conformation is more stable.

Solved • Feb 20, 2017

R and S Configuration

Q. Draw the structure for the following IUPAC name. (2R,3S)-2-chloro-3-methylheptane

Solved • Feb 20, 2017

R and S Configuration

Q. Provide a systematic IUPAC name for the molecule below. Remember to include the absolute configuration (R/S) of all the chirality centers in the mo...

Solved • Feb 15, 2017

R and S Configuration

Q. Write an acceptable IUPAC name for the following two molecules. Where appropriate, use E and Z or R and S.

Solved • Feb 6, 2017

R and S Configuration

Q. Examine the following structures. For each molecule with a chiral center, assign the stereochemistry then write "R" or "S" as appropriate in the bo...

Solved • Dec 13, 2016

R and S Configuration

Q. For the following IUPAC names, draw the appropriate line angle drawing (you can ignore R and S for the first two, but not the bottom one).

Solved • Dec 13, 2016

R and S Configuration

Q. The 3 stereocenters in penicillin V, a broad spectrum antibiotic, are labeled “a,” “b,” and “c” in the structure shown below. In each part of this ...

Solved • Dec 1, 2016

R and S Configuration

Q. Give an IUPAC substitutive name for each of the following molecules. Use E/Z or R/S as needed to properly indicate stereochemistry

Solved • Nov 10, 2016

R and S Configuration

Q. For each of the single, pure compounds given to the right, provide a name. Be sure to designate R/S and E/Z when necessary

Solved • Nov 7, 2016

R and S Configuration

Q. Applying the correct rules for IUPAC nomenclature, select the correct name for the following compound. Make sure to include correct stereochemistry...

Solved • Oct 19, 2016

R and S Configuration

Q. Applying the correct rules for IUPAC nomenclature, select the correct name for the following compound. Make sure to include correct stereochemistry...

Solved • Oct 19, 2016

R and S Configuration

Q. Name the following compounds

Solved • Oct 18, 2016

R and S Configuration

Q. Assign (R) or (S) configuration to the chiral center in each molecule.

Solved • Oct 3, 2016

R and S Configuration

Q. Draw the structure of the following molecules. Make sure your strucuture show s the stereochemistry of the alkene.  (S)–2,2–dibromo–1,4–nonanediol

Solved • Sep 15, 2016

R and S Configuration

Q. Give the IUPAC name, including stereochemistry of the compound below

Solved • Sep 15, 2016

R and S Configuration

Q. Give the IUPAC name, including stereochemistry of the compound below

Solved • Sep 15, 2016

R and S Configuration

Q. Name the following compound. 

Solved • Sep 15, 2016

R and S Configuration

Q. Draw the following compounds.  a)  (S) – 2, 2 – dibromo – 1,4 – nonanediol           b)  (2R,3S)–3–bromo-2-butanol            c)  (R)–...

Solved • Sep 15, 2016

R and S Configuration

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

Solved • Sep 15, 2016

R and S Configuration

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

Solved • Sep 15, 2016

R and S Configuration

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

Solved • Sep 15, 2016

R and S Configuration

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

Solved • Sep 15, 2016

R and S Configuration

Q. Determine the absolute stereochemistry for the following molecule

Solved • Aug 19, 2016

R and S Configuration

Q. Assign the Cahn-Ingold-Prelog priorities directly on each structure and determine the R/S configuration. 

Solved • Aug 5, 2016

R and S Configuration

Q. Consider the cyclohexane derivative below and answer all associate questions. a) Complete the Newman projection looking down the direction indicat...

Solved • Aug 5, 2016

R and S Configuration

Q. Draw the molecule using bondline structure. (4S,5R)-4,5-dimethylhept-1-yne

Solved • Aug 4, 2016

R and S Configuration

Q. Name the compound given below.

Solved • Aug 4, 2016

R and S Configuration

Q. Meropenem is an injectable, broad spectrum antibiotic that is frequently used for the treatment of bacterial meningitis and pneumonia. The line-ang...

Solved • Aug 3, 2016

R and S Configuration

Q. The structure of Meropenem is reproduced below, for your convenience.

Solved • Aug 3, 2016

R and S Configuration

Q. Configurational isomers. Assign the follow chiral centers as R or S.  Show your logic by drawing the groups around a circle & assigning priority.

Solved • Aug 2, 2016

R and S Configuration

Q. Assign the follow chiral centers as R or S.  Show your logic by drawing the groups around a circle & assigning priority.

Solved • Aug 2, 2016

R and S Configuration

Q. Configurational isomers. Assign the follow chiral centers as R or S.  Show your logic by drawing the groups around a circle & assigning priority.

Solved • Aug 2, 2016

R and S Configuration

Q. Assign the follow chiral centers as R or S.  Show your logic by drawing the groups around a circle & assigning priority.

Solved • Aug 2, 2016

R and S Configuration

Q. Assign the following chiral center as R or S. Show your logic by drawing the groups around a circle & assigning priority.

Solved • Aug 2, 2016

R and S Configuration

Q. Draw the appropriate line angle drawing for the following IUPAC name.   (2S,6S)-1-bromo-1,2,6-trimethylcyclohexane

Solved • Jul 27, 2016

R and S Configuration

Q. Designate the (R) or (S ) configuration at each chirality center in the following molecules.

Solved • Jul 21, 2016

R and S Configuration

Q. Designate the (R) or (S ) configuration at each chirality center in the following molecules.

Solved • Jul 21, 2016

R and S Configuration

Q. Designate the (R) or (S ) configuration at each chirality center in the following molecules.

Solved • Jul 21, 2016

R and S Configuration

Q. Shown below are Newman projection formulas for (R,R)-, (S,S)-, and (R,S)-2,3-dichlorobutane. (a) Which is which?  

Solved • Jun 22, 2016

R and S Configuration

Q. Designate the (R) or (S ) configuration at each chirality center in the following molecules.  

Solved • Jun 22, 2016

R and S Configuration

Q. Albuterol, shown here, is a commonly prescribed asthma medication. For either enantiomer of albuterol, draw a three-dimensional formula using dashe...

Solved • Jun 22, 2016

R and S Configuration

Q. (R)-(3-Chloro-2-methylpropyl) methyl ether (A) on reaction with azide ion (N 3-) in aqueous ethanol gives (S)-(3-azido-2-methylpropyl) methyl ether...

Solved • Jun 22, 2016

R and S Configuration

Q. (R)-Limonene is found in many citrus fruits, including oranges and lemons: 

Solved • May 27, 2016

R and S Configuration

Q. (R)-Limonene is found in many citrus fruits, including oranges and lemons: 

Solved • May 27, 2016

R and S Configuration

Q. (R)-Limonene is found in many citrus fruits, including oranges and lemons: 

Solved • May 27, 2016

R and S Configuration

Q. Identify the configuration of each chirality center in the following compounds:

Solved • May 27, 2016

R and S Configuration

Q. Identify the configuration of each chirality center in the following compounds:

Solved • May 27, 2016

R and S Configuration

Q. Identify the configuration of each chirality center in the following compounds:

Solved • May 27, 2016

R and S Configuration

Q. Identify the configuration of each chirality center in the following compounds:

Solved • May 27, 2016

R and S Configuration

Q. Identify the configuration of each chirality center in the following compounds:

Solved • May 27, 2016

R and S Configuration

Q. Identify the configuration of each chirality center in the following compounds:

Solved • May 27, 2016

R and S Configuration

Q. Which of the following is the acceptable structure for ( R )-5-bromohept-2-yne?

Solved • Apr 26, 2016

R and S Configuration

Q. The absolute configuration of the two carbon atoms in this compound are  a) R - left carbon atom; R - right carbon atom. b) S - left carbon atom;...

Solved • Apr 24, 2016

R and S Configuration

Q. Which molecule has the R configuration?

Solved • Apr 24, 2016

R and S Configuration

Q. Give the proper IUPAC name that corresponds to the following structure.

Solved • Mar 22, 2016