Table 1.

Identification of sulfur-containing compounds in Allium sativum extract by LC-ESI-MS/MS.

Peak No.	tR	Area %	[M + H]+	Tentative identification	Reference
1	7.54	0.69	227	1-Ethyl-2-(3-(propylsulfinyl)propyl)disulfane	Tentative
2	8.31	1.12	249	1-Allyl-2-((1E,3E)-4-(vinyldisulfanyl)buta-1,3-dien-1-yl)disulfane	Tentative
3	9.89	0.64	137	Methanesulfinothioic acid S-(E)-1-propenyl ester	[24]
4	10.08	6.34	137	Methanesulfinothioic acid S-(Z)-1-propenyl ester	[24]
5	11.68	1.29	137	S-methyl 1-propenesulfinothioate/S-1-propenyl methanesulfinothioate	[24]
6	12.64	2.08	251	Gamma-l-glutamyl-l-cysteine	[25]
7	12.92	3.06	251	Gamma-l-glutamyl-l-cysteine	[25]
8	17.88	23.66	163	Allicin	[25]
9	20.12	1.25	209	(E)-1-allyl-2-(3-(methylesulfinyl)prop-1-en-1-yl)disulfane	Tentative
10	20.37	11.78	163	2-Propene-1-sulfinothioic acid S-(E)-1-propenyl ester	[24]
11	20.53	12.89	163	Propene-1-sulfinothioic acid S-(Z)-1-propenyl ester	[24]
12	25.59	23.39	235	Ajoene	[26]
13	27.95	3.31	237	(E)-1-Propenyl 1-(1-propenylsulfinyl)propyl disulfide	[27]
14	28.45	8.49	237	2-Propenyl 1-(2-propenylsulfinyl) propyl disulfide	[27]