68

7

:

( -t- )

,

( ). ( )

( -t- ).

.

, ,

.

, .

.

,

.

,

.

.

�

� .

.

.

69

( 1).

RC

O

OR'O

C OH + ROH

H2O

NaOH / H3O+

1:

( )

( ) ( )

2.

2: ( ) (

)

.

H2C C

C

CH3

O

NH2

n

H2OH2C C

C

CH3

O

O-

base/acid

n

+ n NH3

CH2 C

C

H

O

O

R

n

H2O

base/acidCH2 C

C

H

O

O-

n

+ n ROH

70

( -), ( 3).

.

3:

( )

.

. .

( )

.

( -t- ),

( )

( -t- ) ( 4)

H2C

C O

OH

C

CH3

H2C

C O

C

C

CH3

H3C

CH3

CH3

OH-

4: ( -t- )

H2C C

C

H

O

O-

H2C C

C

H

O

O

R

H2C C

C

H

O

O

ROH-

71

A

( -t- )

(TFA)

100 ml 1 g o ( -t-

), 10 ml .

10 .

(

moles). 3 h.

,

.

3 3 ml 10

. ,

, , : , ,

, . 5

0,05 g ( )

5 0,05 g ( -t- ) .

.

72

1. ( ) ( )

.

2.

.

3.

.

.

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Hall, Englewood Cliffs, 1990.

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Characterization, A Laboratory Manual, Academic Press,1998.

3. Sanjua S., Tran Y., Journal of Polymer Science: Part A: Polymer Chemistry, 4305-

4319, 2008.

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