Chemical Details

SAMPLE ORIGIN SAMPLE PREP./SIZE PYROL. CONDITIONS TOTAL ION COUNTS

y-LINOLENIC ACID METHYL ESTER

ois-6, aie-9, ais-12 octadecatrienoic acid methylester; C19H32°2; MW = 292

Unilever Res. Lab., Vlaardingen, The Netherlands solution in methanol; 10 yg ferromagnetic tube; T 770°C 1.5 X 105

remarks - Noteworthy is the strong difference of this spectrum and that of the a-linolenic acid analogue (Spectrum D.3) pointing to the strong influence of the position of the double bond on the pyrolytic fragmentation pathway.

120 140 m/z

0 0

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