Exercícios Resolvidos: Reações Orgânicas e Mecanismos - Grignard, Cetona, Ácido-Base

1 a b c d e 2 a b c d 3 a b c d e f 4 a b c 5 A REAÇÃO ÁCIDO BASE B NADA C FORMAÇÃO CLORETO ACILA D REAÇÃO ÁCIDO BASE 6 A FORMAÇÃO ÁCIDO CARBOXÍLICO CARBOXILATO B NADA C NADA D FORMAÇÃO DE AMIDA 7 REATIVO REATIVO 8 OCORRE POIS PHO É MELHOR GRUPO DE SAÍDA DO QUE PFO OCORRE POIS PHO É MELHOR GRUPO DE SAÍDA DO QUE NÃO OCORRE POIS É PIOR GRUPO DE SAÍDA DO QUE CE 9 a e a Chemical reaction mechanism showing a Grignard reagent reacting with a cyclic ketone leading to an alkoxide intermediate and then to a diol product after protonation b Chemical reaction mechanism showing the reaction of a cyclic ketone with AlH4 leading to an alkoxide intermediate and then to a diol product after protonation c Chemical reaction mechanism showing an amine reacting with a diethyl carbonate forming an intermediate and subsequent product formations involving the elimination of EtOH 11 B structure of 3hydroxybutanoic acid C structure of 2chloropropanoic acid D structure of phenyl acetate 13 A ester of benzyl alcohol B structure of acetaldehyde C structure of cyclohexanol D structure of an ethyl ester of a fatty acid OBS CETONA MAIS REATIVO QUE ÉSTER 15 A structure of a methoxysubstituted aromatic compound with two phenyl groups B similar structure with one phenyl group and an aldehyde group C structure of a hydroxyalkyne ethyl ester D structure of a hydroxyalkyne E structure of cyclopropanone derivative with butyl substituent