Question

chem 241a exam

Br₂ H3C-=-CH3 (1 equiv) HBr (1 equiv)

Answer 1

Answer: Diels Aleled The Diels-Aldez reaction is a chemical reaction between a conjugated cliene and a substituted alkene, commonly remed the dienophile, to forum a substitute willonexene detinative - Kong 132 Letting onnan The eadem to adding appzones of Br2 to an alkyme is analogous ! Br₂ to an alkene once Bra the nucleophile alkyme It becomes polarized, The T electrons, feza the time bond, com now attack the polazized bromine forming a (-52 bond and displacing is comine ion.

Leto Bay HBZ adds to alkenes to heute alkyl halides. A good way to think of the reaction is that the pi bond of the alkene act as a weak nuneophile and kealt with the electrophilae roton of HBZ. In unsymmettital alkenes, the more Stable of the two possible corbolanins will form predominanty