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Unformatted text preview: ortheacid catalyzedgenerationoftheenolshownbelow    Chemistry262 Iha  ProblemSet4 QUESTION 2: Practice Problem Thefollowingdithianecanbeformedbythereactionofformaldehydewithadithiol.Ifyouwouldlikemorepractice, drawthemechanismforthegenerationofthedithianeshownbelow.    Thisdithianecanundergoaseriesofusefulreactions/transformationstoyieldaldehydesandketones.Fillinthe boxesbelowwiththeproductsresultingfromeachstep.     Chemistry262 Iha  ProblemSet4 QUESTION 3: Practice Problem Dithianescanmakeexcellentnucleophiles(asshowninquestion3).Goodnucleophilesarealsoknownforreacting withketonesandandaldehydes.Fillintheboxesbelowwiththeproductsresultingfromeachstep.    QUESTIO...
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This note was uploaded on 11/06/2013 for the course CHEM 262 taught by Professor Dr.iha during the Summer '13 term at Washington University in St. Louis.

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