International Journal of Food Science

Research Article

Variability of Essential and Nonessential Fatty Acids of Irish Rapeseed Oils as an Indicator of Nutritional Quality

Table 1

Database of fatty acid information used to analyse chromatograms. The theoretical m/ of individual fatty acids and the experimental m/ detected of the individual fatty acids.


Fatty acid	Molecular formula	C : U	Molecular mass (g/Mol)	m/ (M-H)^- theoretical	m/ (M-H)^- experimental

Caprylic	C8 H16 O2	08 : 00	144.12	143.108	143.108
Pelargonic	C9 H18 O2	09 : 00	158.13	157.123	157.123
Capric	C10 H20 O2	10 : 00	172.15	171.139	n.d
Undecylic	C11 H22 O2	11 : 00	186.16	185.155	n.d
Lauric	C12 H24 O2	12 : 00	200.18	199.17	199.170
Tridecylic	C13 H26 O2	13 : 00	214.19	213.186	n.d
Myristic	C14 H28 O2	14 : 00	228.21	227.202	227.202
Pentadecylic	C15 H30 O2	15 : 00	242.22	241.217	241.217
Palmitic	C16 H32 O2	16 : 00	256.24	255.233	255.233
Palmitoleic	C16 H30 O2	16 : 01	254.22	253.217	253.217
Palmitelaidic	C16 H30 O2	16 : 01	254.22	253.217	n.d
Margaric	C17 H34 O2	17 : 00	270.26	269.249	269.249
Stearic	C18 H36 O2	18 : 00	284.27	283.264	283.264
Oleic	C18 H34 O2	18 : 01	282.26	281.249	281.249
Elaidic	C18 H34 O2	18 : 01	282.26	281.249	n.d
Linoleic	C18 H32 O2	18 : 02	280.24	279.233	279.233
Linolenic (α)	C18 H30 O2	18 : 03	278.22	277.217	277.217
Stearidonic	C18 H28 O2	18 : 04	276.21	275.202	275.202
Nonadecylic	C19 H38 O2	19 : 00	298.29	297.28	n.d
Arachidic	C20 H40 O2	20 : 00	312.3	311.296	311.296
Gadoleic	C20 H38 O2	20 : 01	310.29	309.28	309.287
Gondoic	C20 H38 O2	20 : 01	310.29	309.28	309.287
Dihomolinoleic	C20 H36 O2	20 : 02	308.27	307.264	307.264
Dihomolinolenic	C20 H34 O2	20 : 03	306.26	305.249	305.249
Mead acid	C20 H34 O2	20 : 03	306.26	305.249	n.d
Arachidonic	C20 H32 O2	20 : 04	304.24	303.233	303.233
Eicosatetraenoic	C20 H32 O2	20 : 04	304.24	303.233	n.d
EPA	C20 H30 O2	20 : 05	302.25	301.217	n.d
Heneicosylic	C21 H42 O2	21 : 00	326.32	325.311	n.d
Behenic	C22 H44 O2	22 : 00	340.33	339.327	339.320
Eruic	C22 H42 O2	22 : 01	338.32	337.311	337.311
Docosadienoic	C22 H40 O2	22 : 02	336.3	335.296	335.296
Eranthic	C22 H38 O2	22 : 03	334.29	333.28	n.d
Ardenic	C22 H36 O2	22 : 04	332.27	331.264	n.d
DPA	C22 H34 O2	22 : 05	330.26	329.249	n.d
DHA	C22 H32 O2	22 : 06	328.24	327.233	n.d
Tricosylic	C23 H46 O2	23 : 00	354.35	353.343	n.d
Lignoceric	C24 H48 O2	24 : 00	368.37	367.358	367.358