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16 arachidic acid eicosanoic acid C20:0 CH3(CH2),8C00H
17 behenic acid docosanoic acid C22:0 CH3(CH2)2oCO O H

18 eicosenoic acid 11-eicosenoic acid C20:1, n-9 cis CH3(CH2)7CH = CH(CH2)9C00H
19 erucic acid 13-docosaenoic acid C22:1, n-9 cis CH3(CH2)7CH=
CH(CH2),iC O O H
20 brassidic acid 13-docosaenoic acid C22:1, n-9 trans CH3(CH2)7CH=
CH(CH2)„C00H

21 nervonic acid 15-tetracosaenoic acid C24:1, n-9 cis GH3(CH2)7CH=
CH(CH2),3C00H
22 “M ead” acid 5,8,11-eicosatrienoic C20:3, n-9,12,15 all CH3(CH2}7CH=CHCH2CH=CHCH2CH=
acid cis
CH(CH2)3C00H
23 dihomo-y- 8,11,14- C20:3, n-6,9,12 all pH3(CH2)4CH=CHCH2CH=
linolenic acid eicosatetraenoic acid cis
HCH2CH=CH(CH2)6C00H
24 arachidonic acid 5,8,11,14- C20:4, n-6,9,12,15 CH3(CH2)4CH=CHCH2CH=
eicosatetraenoic acid all cís
HCH2CH=CHCH2CH
=CH(CH2)3C00H
25 timnodonic acid 5,8,11,14,17- C20;5, n-3,6,9,12,15 CH3(CH2CH=CH)5(CH2)3C00H
eicosapentaenoic acid all cis
26 clupanodonic 7,10,13,16,19- C22:n-3,6,9,12,15all CH3(CH2CH=CH)5(CH2)sCOOH
acid docosapentaenoic acid cis
27 docosahexenoic 4, 7 , 1 0 , 1 3 , 1 6 , 1 9 - C22:6, n- CH3(CH2CH=CH)6(CH2)2C00H
acid 3,6,9,12,15,18 all cis
docosahexaenoic

Bảng 3.13. Acid béo bão hoà/acid béo 1 nối đôi, chưa bão hoà n-9 và acid béo đa nối đôi
chưa bão hoà n-6 , n-3

Acid béo bão hoà
,C 00H

Palmitic acid, 16:0
Acid béo 1 nối đôi chưa bão hoà

10 Oleic acid, 18:1 n-9

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