3) Assign the stereochemical configuration of the alkenes (E. Zor N (not a stereocenter) shown below....
Can you explain please 3. Assign E or Z configuration to the alkenes below. (4 pts) CN CH,CH,OH b) Cl H2CH3 CH3
Indicate the stereochemical configuration for the tetrahedral centers shown below. Site 1 Site 1 Site 3 not a stereocenter Site 2 Site 2 O not a stereocenter Site 3 O not a stereocenter
Assign E or Z or say No E/Z configuration to the alkenes. Br OH CI Br
1. Name the following alkenes: 2. Assign the E/Z or cis/trans configuration of the following alkenes: C-C H3CH2C CH2CH3 Br CH3H H3 CH3 Cl Br
a. Assign the correct stereochemical descriptors to every stereocenter in the molecule below SH HN b. A Fischer projection for a polyhydroxy diacid is shown below. 1. Draw a bond-line projection for this molecule. 2. Draw the mirror image of the projection you drew above, then convert your mirror- image drawing into a Fischer projection. c. Shown below are Newman projections for (2R,3R)-, (2R,3S), and (2S,3S)-2,3-dichlorobutane. 1. Which is which? 2. Which compound is a meso compound?
Indicate the stereochemical configuration for the tetrahedral centers shown below. Indicate the stereochemical configuration for the tetrahedral centers shown below. R S not a configuration center R S not a configuration center
Indicate the stereochemical configuration for the tetrahedral centers shown below Indicate the stereochemical configuration for the tetrahedral centers shown below. R S not a configuration center Site 1 R S not a configuration center Site 2 R S not a configuration center
Assign the absolute configuration at each stereocenter in the following molecules. H2C 3 CH 3 CH 3
why is the first one S but the second one R? Indicate the stereochemical configuration for the tetrahedral centers shown below. - O OR O not a stereocenter Site 1 Site 1 not a stereocenter Site 2 000 Correct not a stereocenter
Indicate the stereochemical configuration for the tetrahedral centers shown below.