extracred

=Extra credit projects for Organic Chemistry classes=

Fall 2006

 * 1) Why is glycerol used instead of water in the bath used to heat the reaction mixture in the DOPAL experiment? GS
 * 2) Why is racemic adrenaline used in the DOPAL experiment? GS
 * 3) How do sulfuric and phosphoric acids compare in strength? GS
 * 4) A possible mechanism for the formation of DOPAL from adrenaline. GS
 * 5) Functional Groups in Diketopiperazines TC
 * 6) Why is phosphoric acid used to dissolve adrenaline in the DOPAL experiment? SD
 * 7) Why was methanol used over any other alcohol to carry out the Ugi reaction? JP
 * 8) Why were methylene chloride and hydrochloric acid used to try to extract the cyclized product from the Ugi reaction? SM
 * 9) Is the NMR of the crude spectrum of a Ugi reaction consistent with the formation of the expected product? SM
 * 10) Why was magnesium sulphate used in one of the steps? JP

Winter 2007

 * 1) Why is ether used as the primary extraction solvent in Experiment015? JP
 * 2) What is the mechanism of imine formation? RG
 * 3) What do the Rf values of suggest about a sample? JP
 * 4) Analysis of the H NMR spectrum of piperonal KM
 * 5) Analysis of the H NMR spectrum of boc-glycine KM
 * 6) Analysis of the H NMR spectrum of t-butylisonitrile BJ

Spring 2007

 * 1) Why there is an exothermic reaction between Boc Glycine and 5-methylfurfurylamine KTS
 * 2) Optical Isomerism of Exp 66 RPC
 * 3) Compounds Synthesized by SN2 Reactions TK

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