Table 2.

GC-FID and GC-MS retention times, molecular ion (M+) and characteristic mass fragments of the three allelochemical components extracted from wild tomato accessions Solanum habrochaites (LA2329, PI127826, and LA2167).

Compound	Retention time (RT)		Molecular ions (M+), Fragments, and (Relative Abundance)
	GC-FID	GC-MS
[1] 7-epi-zingiberene	6.00	8.44	204 (M+), 93 (99), 91 (52), 77 (37), 69 (36), 41(32), 92 (21), 105 (19), 120 (15), 56 (13), 55 (13)
[2] 9-hydroxy-zingiberene	6.91	9.45	220 (M+), 105 (100), 95 (97), 93 (95), 91 (84), 132 (82), 119 (80), 77 (64), 120 (52), 85 (51) 41 (36)
[3] 9-hydroxy-10,11-epoxy-zingiberene	7.22	9.88	236 (M+), 119 (100), 93 (75), 91 (63), 105 (51), 77 (43), 85 (42), 120 (40), 92 (24), 43 (21), 55 (19)

Fragments are listed by m/z followed by relative abundance in parentheses.