2)

Các phản ứng xảy ra:

1)\({C_3}{H_7}OH + CuO\xrightarrow{{{t^o}}}{C_2}{H_5}CHO + Cu + {H_2}O\)

2) \({C_2}{H_5} - CHO + \frac{1}{2}{O_2}\xrightarrow{{{t^o},xt}}{C_2}{H_5} - COOH\)

3) \({C_2}{H_5} - COOH + {C_2}{H_5}OH\xrightarrow{{{H_2}S{O_4},{t^o}}}{C_2}{H_5}COO{C_2}{H_5} + {H_2}O\)

4) \(C{H_3}COOH + {C_3}{H_7}OH\xrightarrow{{}}C{H_3}COO{C_3}{H_7} + {H_2}O\)

5) \(C{H_3}COO{C_3}{H_7} + NaOH\xrightarrow{{}}C{H_3}COONa + {C_3}{H_7}OH\)

3)

Các đồng phân mạch hở của \(C_3H_6O_2\)

Đồng phân este:

\(HCOO{C_2}{H_5};C{H_3}COOC{H_3}\)

Đồng phân axit: \({C_2}{H_5}COOH\)

Đồng phân tạp chức:

\(HO - C{H_2} - C{H_2} - CHO;C{H_3} - CHOH - CHO\)

\(C{H_3} - O - C{H_2} - CHO;HO - C{H_2} - CO - C{H_3}\)

\(C{H_2} = CH - O - C{H_2}OH\)

2.

(1) $CH_3CH_2CH_2OH+CuO\buildrel{{t^o}}\over\to CH_3CH_2CHO+ Cu+H_2O$

(2) $CH_3-CH_2-CHO + Br_2+H_2O \to CH_3-CH_2-COOH + 2HBr$

(3) $CH_3-CH_2-COOH + C_2H_5OH\buildrel{{t^o, H_2SO_4}}\over\rightleftharpoons CH_3-CH_2-COOC_2H_5$

(4) $CH_3-CH_2-CH_2OH + CH_3COOH\buildrel{{t^o, H_2SO_4}}\over\rightleftharpoons CH_3COOCH_2-CH_2-CH_3$

(5) $CH_3COOCH_2-CH_2-CH_3+ NaOH \buildrel{{t^o}}\over\to CH_3COONa+ CH_3CH_2CH_2OH$

3.

Đồng phân:

(1) $CH_3-CH_2-COOH$

(2) $HCOOC_2H_5$

(3) $CH_3COOCH_3$

(4) $CH_3-CH(OH)-CHO$

(5) $HO-CH_2-CH_2-CHO$

(6) $HO-CH_2-CO-CH_3$

(7) $CH_3-O-CH_2-CHO$