10. Assign the appropriate designation of configuration (R or S) to the stereocenter in each of the following enantiomers. (Hint: Regarding cyclic structures containing stereocenters, treat the ring as if it were two separate substituents that happen to be attached to each other at the far end of the molecule-look for the first point of difference, just as you would for acyclic structures.) H. OH (b) H,C H (c) Br HO OH H. (e) (1) CI (g) (h) OH HC H HC H CH, *NH, OCH, CHO

10. Assign the appropriate designation of configuration (R or S) to the stereocenter in each of the following enantiomers. (Hint: Regarding cyclic structures containing stereocenters, treat the ring as if it were two separate substituents that happen to be attached to each other at the far end of the molecule-look for the first point of difference, just as you would for acyclic structures.) H. OH (b) H,C H (c) Br HO OH H. (e) (1) CI (g) (h) OH HC H HC H CH, *NH, OCH, CHO

Organic Chemistry: A Guided Inquiry

2nd Edition

ISBN:9780618974122

Author:Andrei Straumanis

Publisher:Andrei Straumanis

Chapter7: Cycloalkanes

Section: Chapter Questions

Problem 17E: Build a model of methylcyclohexane, and use the model to complete the following Newmanprojections of...

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5. Consider the following pairs of structures. Identify the relationship between them (enantiomers, diastereomers, or identical compounds. H3C OH H₂C HOITY H CH₂OH HO HO C,, CO₂H вой HOH2C CH₂ OH H OH H OH Н HO H H COzH Br Д H3C Br H₂CH₂C CI H CHO CH3 I CH3 OH HO Н HO... HO C OHC Н H3C, Bell!! H CO₂H Н.С CH₂OH H OH H OH HO H CH₂ CO₂H HỌ,H CH₂CH3 CH3 CI CH₂OH Br
5) relationship between the pairs of structures. NOTE: Each term may be used more than Choose the term from the five terms listed below that BEST describes the once and not all terms need be used. Identical Diastereomers Enantiomers Constitutional isomers Not isomers CH3 CH3 ÇI H3C-Br CH3 Br -CI H,C. D-H H3C- Br H- -D Br CH3 -CI ČH3 OH H3C, CHO OHC, OH OH H. HO CHO OHC CH3 H. OH ÓH
: Organic chemistry 1 Assignment. (. What is the maximum number of stereoisomers possible for the ?compound )1 نقطة( ОН HO, HO HO OH 16 O 4 0 32 O 9. Which of the following groups has the lowest prioritv accordina to the Cahn- II
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5. Given the following structure: (a) Draw all the stereoisomers; CH2 OH (b) Identify all of the enantiomeric and diastereomeric pairs; (c) Assign R or S configuration at each asymmetric carbon for each structure. Justify your assignments for the original structure (above).
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Compound 1 Br Bri НІ T ... H The correct IUPAC names are: Compound 2 H Br Br I.. H Br The compounds are diastereomers not isomeric enantiomers identical constitutional isomers Compound 1: (2R, 3R)-1,2,3-tribromobutane, Compound 2: (2S, 3R)-1,2,3-tribromobutane Compound 1: (2R, 3S)-1,2,3-tribromobutane, O Compound 1: (2R,3R)-1,2,3-tribromobutane, Compound 2: (2S,3S)-1,2,3-tribromobutane Compound 2: (2R, 3R)-1,2,3-tribromobutane O Compound 1: (2S,3S)-1,2,3-tribromobutane, Compound 2: (2R,3S)-1,2,3-tribromobutane