RefMet Compound Details

RefMet ID, RefMet name, exact mass and formula
RefMet ID	RM0139661
RefMet name	Octadecatrienoic acid
Alternative name	FA 18:3
Sum Composition	FA 18:3	View other entries in RefMet with this sum composition
Exact mass	278.224580 (neutral)	Calculate m/z: (Choose adduct) [M+H]+ [M+H-H2O]+ [M.]+ [M+2H]2+ [M+3H]3+ [M+4H]4+ [M+K]+ [M+2K]2+ [M+2K-H]+ [M+Na]+ [M+2Na]2+ [M+2Na-H]+ [M+Li]+ [M+2Li]2+ [M+NH4]+ [M.CH3]+ [M+Ag]+ [M+H+CH3OH]+ [M+H+CH3CN]+ [M+H+2CH3CN]+ [M+Na+CH3CN]+ [M.NaFormate+H]+ [M.NH4Formate+H]+ [M.TMSi]+ [M.tBuDMSi]+ [M+H-Hexose]+ [M+H-EtnP]+ [M+H-SerP]+ [M-H]- [M-H-H2O]- [M-CH3]- [M-2H]2- [M-3H]3- [M-4H]4- [M+Cl]- [M+OAc]- [M+Na-2H]- [M+K-2H]- [M.Formate]- [M.NaFormate-H]- [M.NH4Formate-H]- [M.F]- [M-H-Ser]- [M.HF2]- M(neutral)    View other RefMet entries with this exact (neutral) mass:   +/- 0.05 amu   +/- 0.1 amu   +/- 0.2 amu   +/- 0.5 amu
Formula	C18H30O2	View other entries in RefMet with this formula
Chemical/Biochemical Classification
Super Class	Fatty Acyls
Main Class	Fatty acids
Sub Class	Unsaturated FA
Distribution of Octadecatrienoic acid in NMDR studies
Species	Plot Species distribution
Sample source	Plot Sample source(tissue) distribution
Platform	Platform (MS/NMR) used for detection
Chromatography	Chromatography methods used for detection
Studies	NMDR Studies reporting Octadecatrienoic acid
External Links
ChEBI ID	132502
KEGG ID	C06427
Structural annotation level
Annotation level	3   (1:Known structure; 2:Known regiochemistry; 3:Partial structure; 4:Sum-composition)

Abbrev	# of Studies	Refmet name(exact structures)	Systematic name
FA 18:3	126	alpha-Linolenic acid	9Z,12Z,15Z-octadecatrienoic acid
FA 18:3	101	gamma-Linolenic acid	6Z,9Z,12Z-octadecatrienoic acid
FA 18:3	12	Pinolenic acid	5Z,9Z,12Z-octadecatrienoic acid
FA 18:3	4	9,12,14-Octadecatrienoic acid	9,12,14-octadecatrienoic acid
FA 18:3	2	10,12,15-Octadecatrienoic acid	10,12,15-octadecatrienoic acid
FA 18:3	2	9E,12Z,15Z-Octadecatrienoic acid	9E,12Z,15Z-octadecatrienoic acid
FA 18:3	2	Elaidolinolenic acid	9E,12E,15E-octadecatrienoic acid
FA 18:3	1	Ximenynic acid	11E-octadecen-9-ynoic acid
FA 18:3		Gorlic acid	13R-(2-cyclopenten-1-yl)-6Z-tridecenoic acid

Table of KEGG reactions in human pathways involving Octadecatrienoic acid

Rxn ID	KEGG Reaction	Enzyme
R07859	Phosphatidylcholine + H2O <=> 1-Acyl-sn-glycero-3-phosphocholine + (9Z,12Z,15Z)-Octadecatrienoic acid	Phosphatidylcholine + H2O <=> 1-Acyl-sn-glycero-3-phosphocholine + (9Z,12Z,15Z)-Octadecatrienoic acid
R07860	Phosphatidylcholine + H2O <=> 2-Acyl-sn-glycero-3-phosphocholine + (9Z,12Z,15Z)-Octadecatrienoic acid	Phosphatidylcholine + H2O <=> 2-Acyl-sn-glycero-3-phosphocholine + (9Z,12Z,15Z)-Octadecatrienoic acid
R07861	(9Z,12Z,15Z)-Octadecatrienoic acid + Reduced acceptor + Oxygen <=> Stearidonic acid + Acceptor + 2 H2O	(9Z,12Z,15Z)-Octadecatrienoic acid + Reduced acceptor + Oxygen <=> Stearidonic acid + Acceptor + 2 H2O
R08178	(9Z,12Z,15Z)-Octadecatrienoyl-CoA + H2O <=> CoA + (9Z,12Z,15Z)-Octadecatrienoic acid	(9Z,12Z,15Z)-Octadecatrienoyl-CoA + H2O <=> CoA + (9Z,12Z,15Z)-Octadecatrienoic acid

Table of KEGG human pathways containing Octadecatrienoic acid

Pathway ID	Human Pathway	# of reactions
hsa00592	alpha-Linolenic acid metabolism	3
hsa01040	Biosynthesis of unsaturated fatty acids	1