Structure database (LMSD)

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LM IDLMFA01030173
Common Name4,8,12,16-eicosatetraenoic acid
Systematic Name4,8,12,16-eicosatetraenoic acid
Synonyms4, 8, 12, 16-icosatetraenoic acid; C20:4n-4,8,12,16
Exact Mass
304.2402 (neutral)    Calculate m/z:
FormulaC20H32O2
CategoryFatty Acyls [FA]
Main ClassFatty Acids and Conjugates [FA01]
Sub ClassUnsaturated fatty acids [FA0103]
AbbrevFA 20:4
LIPIDBANK IDDFA0212
PubChem CID5282840
InChIKeyQSMHRTSIMKYDTO-FFIJXKSSSA-N  Show lipids differing only in stereochemistry/bond geometry
InChI
InChI=1S/C20H32O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20(21)22/h4-5,8-9,12-13,16-17H,2-3,6-7,10-11,14-15,18-19H2,1H3,(H,21,22)/b5-4+,9-8+,13-12+,17-16+
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SMILES
C(C/C=C/CC/C=C/CCC)/C=C/CC/C=C/CCC(=O)O
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StatusActive
Calculated physicochemical properties (?):
 Heavy Atoms22Rings0Aromatic Rings0Rotatable Bonds14
 van der Waals
Molecular Volume
358.94Topological Polar
Surface Area
37.30Hydrogen
Bond Donors
1Hydrogen
Bond Acceptors
2
 logP6.22Molar
Refractivity
96.04