CHEM 301 F08 CA78SKEY

CHEM 301 F08 CA78SKEY - CHEM301 Fall 2008 Dr Ruder 1 Class...

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CHEM301, Fall 2008 Dr. Ruder 1 Class Activity 7-8S KEY Stereochemistry Supplement Stereochemistry really can be fun, once you get the hang of it! Use the information given in Class Activities 7 and 8 to solve the problems in this Stereochemistry Supplement. Questions: 1. (a). Draw the structure of 2,3-dichloropentane and indicate with an asterisk any chirality centers. Cl Cl * * (b). Draw (2R,3S) 2,3-dichloropentane showing stereochemistry using a wedge-dash form. Cl Cl (c). Draw (2R,3S) 2,3-dichloropentane in a Fischer Projection. CH 3 CH 2 CH 3 H Cl H Cl (d). Draw (2R,3S) 2,3-dichloropentane in a Newman projection as viewed along the C2-C3 bond. CH 2 CH 3 Cl H Cl CH 3 H (e). Are there any planes of symmetry in (2R,3S) 2,3-dichloropentane? no (f). Is the molecule chiral? yes (g). Give the name of the enantiomer of (2R,3S) 2,3-dichloropentane. (2S,3R) 2,3-dichloropentane (h). Draw the enantiomer in wedge dash form. Is it a mirror image of 1b? yes Cl Cl (i). Draw the enantiomer in Fischer projection. Is it a mirror image of 1c? yes
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This note was uploaded on 02/17/2011 for the course CHEM 301 taught by Professor Sahli during the Fall '07 term at VCU.

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CHEM 301 F08 CA78SKEY - CHEM301 Fall 2008 Dr Ruder 1 Class...

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