.

+ H3C(CH 2)nCOOH

CH2OHCHOH CH2OH

CH2-OC=O -(CH 2)nCH3CHOHCH2OH

1. 9.3

2.K,E,D,A

3.

1. 2.

3. 4. 5.

-1

-2) ( )( ) (

-3

-1

-2

-3

-2 +

anoic enoic

Hexadec 16 anoic

Octadec 18 anoic

2 18

13-12 10 -9

enoic+ + +

9,12 octadeca di enoic

6,9,12 octadeca tri enoic

-6 3 1813-12 10 -9 7

-3 :

C16 : 0 C18 : 0 C18 : 29,12 C18 : 36,9,12

H3C (CH2)7 H

10C

9C

HOOC (CH2)7 H

H3C (CH2)7 H

10C

9C

H (CH2)7COOH

)trans ( )Cis (

): 1-2( .

: 1

C2C3

C4C5

C6C7

C8C9

C10C11

C12C13

C14C15

C16C17

C18 1COOH

H H H H H H H H

HHHHHHHH

H

H

H

H H

H

H

H

H H

HHH

HH

H

H

C2C3

C4C5

C6C7

C8C9

C10C11

C12C13

C14C15

C16C17

C18 1COOH

H H H H H H H

HHHHHHHH

H

H

H

H H

H

H H

HHH

HH

H

H

: 2

COOH

CH3

): 2-2(

:

+ H3C(CH 2)nCOOH

CH2OHCHOH CH2OH

CH2-OC=O -(CH 2)nCH3CHOHCH2OH

RCOOH RCOO- + H+

CH3(CH2)16COOH + NaOH CH3(CH2)16COONa + H20

COONa

COONa

COONa

COONa

) (

CH3(CH2)7CH=CH(CH2)7 COOH

CH3(CH2)7CH-CH(CH2)7 COOH

I I

I2

CCl4

100

) (CH3(CH2)7CH=CH(CH2)7 COOH + H2 CH3(CH2)16COOHNi160-200C

.

ROOH

Glycerides

+ H3C(CH 2)nCOOH

CH2OHCHOH CH2OH

CH2-OC=O -(CH 2)nCH3CHOHCH2OH

Prostaglandins

20

Sterols Steroids