2 3 4 5 reducons of carbonyl groups organometallics

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Unformatted text preview: trigonal planar •  symmetric ketones achiral tetrahedral carbon O M Nu C + H 3C O C CH 3 H 3C Nu O CH 3 H 3C C Nu H CH 3 •  asymmetric ketones or aldehydes can lead to a stereogenic (chiral) centre! CHM1321 π bonds as electrophiles 16 CHM1321 π bonds as electrophiles 17 CHM1321 π bonds as electrophiles 18 •  this is known as stereospecific synthesis •  need to “block” one side of the ketone/aldehyde •  example: CHM1321 π bonds as electrophiles 19 1.  2.  3.  4.  5.  Reduc:ons of carbo...
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This note was uploaded on 03/12/2014 for the course CHM 1321 taught by Professor Flynn during the Spring '08 term at University of Ottawa.

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