!!1!Chem%301%%Preliminary%Precept%Problem%Set%Week%1%%KEY%% Due%in%precept.%%I.%%Name%that%structure%%Consider!the!structure!here.!!!!a.!!Based!on!the!length!of!the!longest!carbon!chain,!what!is!the!root!or!base!name!of!this!compound!(Table!1.3!in!Sorrell)?!!!!6 carbons in longest chain; hexane !! b.!!How!many! alkyl!substituents!are!attached!to! the! longest!carbon!chain?!!Name!the!alkyl!group(s!)!(Section!1.4b!in!Sorrell).!!One alkyl group, a methyl group !!!c.!!What!is!the!name!of!the!functional!group!attached!to!the!chain?!!The OH is a hydroxyl group (suffix = ol). This group has priority over the methyl group. !! d.!!On! the!structure!above,!number!the!lo ngest!carbon!chain!from! one!end!to!the!other,!such!that!the!substit uents!are!given!the!proper!number/priority.! e.!!Give!the!systematic!name!of!the!compound.!!3-hydroxy-5-methylhexane or 5-methylhexan-3-ol [not 2-methylhexan-4-ol] !!!!!!!!!H3CCH3CH3OH123456!!2!!2.%%%The%following%two%names%unambiguously%describe%one%structure.%%(a) 2-bromo-3-methylpentane and (b) 3-methyl-4-bromopentane a. Draw the structure that fits these names: !! b.!!Which!name!is!correct!according!to!official!rules.?!!!Explain!what!is!wrong!with!the!other!name.!!(a)!is!correct.!!In!(b)!the!methyl!and!bromo!substituents!have!higher!numbers!than!they!need!to.!!!!!!!3.%%%Consider%the%following%four%compounds,%A-D.%%%%%!!!! a.!!Which!is/are!salts?!!!!!!A%%%%%%B%%%%%%C%%%%%D%%(circle!all!co rrect!answers)!! b.!!How!would!you!convert!A!into!C?!!!(circle!single!best!answer)!! ! ! i.!!add!HCl!! ! ! ii.!!add!NaOH!! ! ! iii.!!heat!it!really!hot!! c.!!How!would!you!convert!D!into!B%?%%%(circle!single!best!answer)%% % % i.!!add!HCl!! ! ! ii.!!add!NaOH!! ! !