:

:

./
(4812) 31-08-84,
(4812) 31-74-79,
(4812) 31-74-99.


R-CH-COOH ' R-

| + , | +20

NH2 --------- N=HCAr

- .

R͗ _ R͗

| -fH2CO-------------- | _

NH, N/CH2

\2-

, * . , , . , , .

7.
, '
. -
, ,
.

RCHCOOCH3+NH2CHR RCHCOHN

I I -------- I I

NH2 CH3OOC NHCOHCR

. . - .

8.
.

C6H5NHCONH͗ R͗

I I I

R 65N NH

\ /

9.
N- ( ˸).

R͗ R͗

| +12 > | |

NH2 NH

PCI 3 -.

R-CH-COOH R͗

[ +------------ > | [ +6521

NHOCOCH2C6H5 HN

<


10. .

R-CH-COOH R-CH-CO


:

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/ ()

!