Latihan Analisis Retrosintesis.docx

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1. Melalui diskoneksi, tuliskan sinton dan reagen yang sesuai untuk senyawa berikut. O

O

O

O

OH O

O

OEt (a)

(e)

(d)

(c)

(b)

O O

OEt O

CHO

O

O H

CHO O (g)

(f)

O

(h)

O

(i)

H

OEt

(j)

2. Tuliskan reaksi dari pasangan senyawa berikut dan produk yang di hasilkannya. O

NO2

(a)

(e)

+

O

+

CH 3NH2

H

O

(f)

(b)

(c) O2 N

+

CH 3SH

+

CH 3Cl AlCl3

NH 2

Cl O

+

Cl

H N CO2 H (g)

NO2

+

(d)

P(Ph)3

+

(h)

CN

+

CH 3MgCl

3. Tuliskan reaksi sintesis molekul target (sebelah kiri) dari reagen (di kanan). O (a)

(b)

OH

(e)

O

O

O

O

(f)

O

O

O

O

O

O O (c)

Br (g) CO2 Et

CO 2Et CO 2Et

O (d)

(h)

C l

OH

4. Sarankan rute sintesis untuk masing masing senyawa berikut dari reagen yang sederhana. CO2 H O

O

NO 2 OH

(a)

(b)

(c)

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