RefMet Compound Details

RefMet ID, RefMet name, exact mass and formula
RefMet ID	RM0152034
RefMet name	Eicosatetraenoic acid
Alternative name	FA 20:4
Sum Composition	FA 20:4	View other entries in RefMet with this sum composition
Exact mass	304.240230 (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	C20H32O2	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 Eicosatetraenoic 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 Eicosatetraenoic acid
External Links
ChEBI ID	166893
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 20:4	662	Arachidonic acid	5Z,8Z,11Z,14Z-eicosatetraenoic acid
FA 20:4	7	omega-3-Arachidonic acid	8Z,11Z,14Z,17Z-eicosatetraenoic acid
FA 20:4	3	4Z,7Z,10Z,13Z-Eicosatetraenoic acid	4Z,7Z,10Z,13Z-eicosatetraenoic acid