Table 1.

The peak of chemicals in the hydroethanol extract of Portulaca oleracea, using positive mode LC–MS.

Peak No.	Compound Identification	tR (min)	M+H (m/z)	Reference
1	Portulacanone D	26.9	299.76	[16]
2	Noradrenaline	37.0	170.7	[17]
3	Dopa	15.0	198.12	[18]
4	Oleraceins A	62.5	504.66	[18]
5	Oleraceins B	9.5	533.76	[18]
6	Oleraceins C	64.1	666.06	[18]
7	Oleraceins D	13.1	696.84	[18]
8	Adenosine	19.8	268.8	[18]
9	(3R)-3,5-Bis(3-methoxy-4-hydroxyphenyl)-2,3-dihydro-2(1H)-pyridinone	89.3	342.36	[19]
10	Aurantiamide acetate	36.4	445.8	[20]
11	Cyclo(L-tyrosinyl-L-tyrosinyl)	67.7	327.24	[20]
12	Portuloside A	72.2	332.22	[21]
13	Portulene	66.3	337.02	[22]
14	Lupeol	66.5	427.5	[22]
15	(3S)-3-O-(β-D-Glucopyranosyl)-3,7-dimethylocta-1,6-dien-3-ol	67.8	318.12	[23]
16	Friedelane	54.9	413.34	[24]
17	Quercetin	39.4	303.18	[25]
18	Myricetin	55.1	318.24	[25]
19	Genistin	65.4	433.20	[26]
20	Indole-3-carboxylic acid	77.8	162.90	[16]
21	Palmitic acid	62.2	256.14	[27]
22	Stearic acid	37.8	285.18	[27]
23	Caffeic acid	65.8	181.08	[28]
24	Riboflavin	35.0	376.62	[29]
25	Vitamin C	28.5	177.00	[29]
26	α-Tocopherol	67.1	431.22	[27]
27	Hesperidin	76.8	611.58	[30]
28	Portulacerebroside A	64.6	843.18	[24]
29	β-Sitosterol	48.7	415.32	[22]
30	β-Carotene	37.5	538.74	[27]