OMB Meeting Book_9-11-14
ISO/WD
Table A.1 – Configuration and groups of fatty acids
Chain length
Configuation and group
Systematic name
Trivial name
Abbrev.
C4:0 C6:0 C8:0
SFA Butanoic SFA Hexanoic SFA Octanoic SFA Decanoic SFA Dodecanoic SFA Tetradecanoic MUFA Δ9-tetradecenoic SFA Pentadecanoic MUFA Δ10-Pentadecenoic MUFA Δ9-Hexadecenoic SFA Heptadecanoic MUFA Δ10-Heptadecenoic SFA Hexadecanoic
Butyric Caproic Caprylic Capric Lauric Myristic
C10:0 C12:0 C14:0 C14:1 C15:0 C15:1 C16:0 C16:1 C17:0 C17:1 C18:0
ω - 5 (or n-5)
cis
Myristoleic
ω - 5 (or n-5)
cis
Palmitic
ω - 7 (or n-7)
cis
Palmitoleic
ω - 7 (or n-7)
cis
SFA Octadecanoic
Stearic
C18:1 TFA
sum of C18:1 trans isomers
all trans 4 to 16 Octadecenoic
trans *
C18:1
ω - 9 (or n-9)
cis
MUFA Δ9-Octadecenoic
Oleic
C18.2 TFA
sum of C18:2 trans isomers
all trans 9,12 Octadecadienoic
trans *
C18:2
ω - 6 (or n-6)
cis
PUFA Δ9,12-Octadecadienoic PUFA Δ9,11-Octadecadienoic PUFA Δ6,9,12-Octadecatrienoic
Linoleic Rumenic
LA
C18:2 CLA ω - 6 (or n-6) cis/ trans
CLA
C18:3
ω - 6 (or n-6)
cis
gamma-linolenic
C18:3 TFA
sum of C18:3 trans isomers
all trans 9,12,15 Octadecatrienoic
trans *
C18:3 C20:0 C20:1 C20:2 C20:3 C20:3 C20:4 C20:5 C21:0 C22:0 C22:1 C22:2 C22:6 C24:0 C24:1
ω - 3 (or n-3)
cis
PUFA Δ9,12,15-Octadecatrienoic
Linolenic Arachidic Gondoic
ALA
SFA Eicosanoic
ω - 9 (or n-9) ω - 6 (or n-6) ω - 6 (or n-6) ω - 3 (or n-3) ω - 6 (or n-6) ω - 3 (or n-3)
cis cis cis cis cis cis
MUFA Δ11-Eicosenoic
PUFA Δ11,14-Eicosadienoic PUFA Δ8,11,14-Eicosatrienoic PUFA Δ11,14,17-Eicosatrienoic PUFA Δ5,8,11,14-Eicosatetraenoic PUFA Δ5,8,11,14,17-Eicosapentaenoic
dihomo-gamma-linolenic (DHGLA)
Arachidonic
ARA EPA
Eicosapentaenoic
SFA Heneicosanoic SFA Docosanoic MUFA Δ13-Docosenoic
Behenic
ω - 9 (or n-9) ω - 6 (or n-6) ω - 3 (or n-3)
cis cis cis
Erucic
PUFA Δ13,16-Docosadienoic
PUFA Δ4,7,10,13,16,19-Docosahexaenoic Docosahexaenoic
DHA
SFA Tetracosanoic
Lignoceric Nervonic
ω - 9 (or n-9)
cis
MUFA Δ15-Tetracosenoic
* Do not include trans fatty acids into MUFA and PUFA sums.
Abbreviations
FAME Fatty acid methyl ester
MUFA
Monounsaturated fatty acids
FA
Fatty acid
PUFA
Polyunsaturated fatty acids
GLC
Gas Liquid Chromatography
LC-PUFA
Long chain polyunsaturated fatty acids
MTBE tert-Butyl methyl ether
ω - 3
Omega-3 fatty acids
MeOH Methanol
ω - 6
Omega-6 fatty acids
R
Resolution factor
ω - 9
Omega-9 fatty acids
RF
Response factor
LA
Linoleic acid (C18:2 n-6)
RT
Retention time
ALA
Linolenic acid (C18:3 n-3) also called α-linolenic acid
TAG
Triacylglycerol
ARA (AA)
Arachidonic acid (C20:4 n-6)
TFA
Trans fatty acid
EPA
Ecosapentaeinoic acid (C20:5 n-3)
CLA
Conjugated linoleic acid (C18:2 cis-9,trans-11, also called rumenic acid)
DHA
Docosahexaenoic acid (C22:6 n-3)
SFA
Saturated fatty acids
OFA
Other fatty acids (sum of unknowns or less important and less abundant fatty acids)
NOTE
Other fatty acids (OFA) are the sum of less important or unknown fatty acids. OFA are not included into TFA, SFA,
MUFA and PUFA sums.
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