       0DD NAOH, TP BR C H CH BR P BR C H CH OH (A )6 4 2 6 4 2 1    DD NAOH (DAC, T ,P)A P HO C H CH OH (A )1 6 4 2 2     NA(A ) P NAO C H CH ONA (A )2 6 4 2 4    HCOOH,H SOA P HO C H CH OOCH (A )2 44 6 4 2 5ÁP...

Câu 68:

S đ t ng minh :

       

0

dd NaOH, t

p Br C H CH Br p Br C H CH OH (A )

6

4

2

6

4

2

1

    

dd NaOH (dac, t ,p)

A p HO C H CH OH (A )

1

6

4

2

2

    

Na

(A ) p NaO C H CH ONa (A )

2

6

4

2

4

    

HCOOH,H SO

A p HO C H CH OOCH (A )

2

4

4

6

4

2

5

áp án : C

Giáo viên: V Kh c Ng c

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