Selective Electrocatalytic Hydrogenation of Linolenic Acid on Pd/Al2O3 and Pd-Co/Al2O3 Catalysts

Table 2

Identification of the different C18 : 1 isomers by GC-MS. Cis and trans orientations were determined by comparison with commercial standards.

Peak Number	m/z (1)	m/z (2)	Attribution
DMDS
1	189	201	tΔ7
2	173	217	tΔ9
3	159	231	tΔ10
4	145	245	tΔ11
5	189	201	cΔ7
6	131	259	tΔ12
7	173	217	cΔ9
8	159	231	cΔ10
9	145; 117	245; 273	cΔ11 and tΔ13
10	131	259	cΔ12
11	117	273	cΔ13
12	103	287	cΔ14
13	—	—	Unknown*
14	—	—	Unknown*
DMOX
1	—	—	Unknown*
2	—	—	Unknown*
3	182	194	tΔ8
4	196; 210; 224	208; 222; 236	tΔ9, tΔ10, tΔ11, and cΔ10
5	196	208	cΔ9
6	224	236	cΔ11
7	238	250	tΔ12
8	238	250	cΔ12
9	252	264	tΔ13
10	280	292	tΔ15
11	—	—	Unknown*
12	—	—	Unknown*
13	—	—	Unknown*
14	—	—	Unknown*
15	—	—	Unknown*

*Unknown products are not fatty acids.