This presentation is the property of its rightful owner.
Sponsored Links
1 / 25

乙醛的结构与化学性质 PowerPoint PPT Presentation


  • 81 Views
  • Uploaded on
  • Presentation posted in: General

乙醛的结构与化学性质. 北京市第十中学 高雪芬. 在日常生活中,我们可能有这样的疑问,为什么有的人喝一点酒就面红耳赤,摇摇欲“醉”;而有的人却“面不改色”?. 2014/10/13. O. 乙醇脱氢酶. H. 乙醛氧化酶. H. C. C. H. (ALDH). H. H H | | H-C-C-O-H | | H H. 乙醇. 乙醛具有让毛细血管扩张的功能而导致脸红. 乙醛. 乙酸. CO 2 +H 2 O. O. O. C. C. H. H.

Download Presentation

乙醛的结构与化学性质

An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -

Presentation Transcript


5490012


5490012

2014/10/13


5490012

O

H

H

C

C

H

(ALDH)

H

H H

| |

H-C-C-O-H

| |

H H

CO2+H2O


5490012

O

O

C

C

H

H

CH3

CH3CHO

C2H4O


5490012

O

CH

O

CH3CHO +O2

COH

.

1O2

O

2

2CH3COOH


5490012

.

.

AgNO3+NH3H2O AgOH+ NH4NO3

AgOH + 2NH3 H2OAg(NH3)2 OH + 2H2O

.

2


5490012

+1

CH3CHO + 2Ag(NH3)2 OH

CH3COONH4 + 3NH3 + 2Ag+ H2O

Ag

.

2014/10/13


5490012

.

3

Cu2+ + 2OH- Cu(OH)2

:

2014/10/13


5490012

2

+2

CH3CHO + Cu(OH)2 + NaOH

CH3COONa + Cu2O+ 3H2O

Cu

.

2014/10/13


5490012

O

H

H

C

C

H

H

O


5490012

.


5490012

H

O

CH3CH2OH

CH3CHO

CH3COOH

H

2014/10/13


5490012


5490012

(ALDH)

CH3CHO

CO2+H2O


5490012

O

HCH


5490012

O

H

C

H

CH2O

HCHO


5490012

1

A B

C D30%

A

22ml 1molLCuSO4 4ml 05molL NaOH 05ml 4%HCHO

C

A B CuSO4

C NaOH D


5490012

3

ABCD

B

4

A B

C D

AC


5490012

O

O

H

O

C

C

H

H

CH3

H

C

C

H

H

C2H4O

CH3CHO


5490012

P56

208


5490012

RCH

O

CHO

+

-CnH2n+1

CHO

Cn+1H2n+2O

CnH2nO

(n1)

2014/10/13


5490012

1 CO

2 CH,,

..Cu(OH)2

2014/10/13


5490012

CH3

CH3

OH

O

CH3CH2CHCH2OH

CH3CH2CHCHO

CH3CH2CHCH2CH3

CH3CH2CCH2CH3

1

2

2014/10/13


5490012

O

HCH

35%40%01%05%

2014/10/13


5490012

HCHO 4Cu(OH)2 2Cu2O

4Ag

b

HCHO ~

a

A

B

HCOOH

2014/10/13


  • Login