CH3CHO CH3OH CH3COOC2H5 C2H5OH CH3COONA CH CHO 1 O CH COOHXT,T0...
Câu 34:
CH
3
CHO CH
3
OH CH
3
COOC
2
H
5
C
2
H
5
OH CH
3
COONa
CH CHO 1 O CH COOH
xt,t
0
3
2
3
2
CH OH CO CH COOH
3
3
H SO / dac
CH COOC H H O CH COOH C H OH
2
4
3
2
5
2
3
2
5
men giam
C H OH O CH COOH H O
2
5
2
3
2