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EEL - USP

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O<br />

C Cl<br />

O<br />

C<br />

C<br />

+ O<br />

O<br />

OH 2<br />

H 2O<br />

⎯ Explique como podemos obter:<br />

a)<br />

H<br />

H<br />

a) benzoato de butila;<br />

b) butanoato de isopropila.<br />

C<br />

C<br />

C<br />

O<br />

O<br />

Cl<br />

O<br />

C<br />

+ Cl<br />

O<br />

C<br />

OH 2<br />

+ Cl HCl +<br />

C<br />

butanol<br />

O<br />

+ O<br />

H<br />

C C C C<br />

C<br />

O<br />

+ Cl<br />

O C C C C + Cl HCl + C<br />

H<br />

ácido benzóico<br />

C<br />

O<br />

O<br />

OH<br />

O C C C C<br />

H<br />

O<br />

O C C C C<br />

b) A reação do cloreto de butanoila com isopropanol ocorre segundo um<br />

mecanismo SN2:<br />

C C C C<br />

O<br />

Cl<br />

+ HO C C<br />

C<br />

O<br />

R C<br />

Cl<br />

O<br />

H<br />

C C<br />

C<br />

13

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