Table 2.

Compounds identified by UPLC–ESI–TOFMS/MS in positive mode in the FR-1 of A. cearensis seeds

Peak no.	Retention time (min)	[M-H]− observed	[M-H]− calculated	Product ions (MS/MS)	Empirical formula	Parts per million (error)	Putative name	References
1	1.18	689.2130	689.2117	689.2087, 367.1008, 352.8637	C33H37O16	4.5	Icariin glucuronide	Shunjun et al. (2017)
2	1.94	453.7779	453.7796	454.7751, 451.7924, 449.7784	C6NO11S6	3.7	No identified	–
3	5.35	147.0405	147.0446	147.0417, 62.1057	C9H8O2	− 27.0	Trans-cinnamic acid	Ibrahim et al. (2014)
4	5.37	147.0408	147.0446	147.0417, 62.1057	C9H8O2	− 25.0	Possible isomer trans-cinnamic acid	Ibrahim et al. (2014)
5	5.39	147.0407	147.0446	147.0417, 62.1057	C9H8O2		Possible isomer trans-cinnamic acid	Ibrahim et al. (2014)
6	5.40	147.0417	147.0446	147.0417, 62.1057	C9H8O2	− 19.0	Possible isomer trans-cinnamic acid	Ibrahim et al. (2014)
7	5.62	147.0417	147.0446	147.0417, 62.1057	C9H8O2	− 19.0	Possible isomer trans-cinnamic acid	Ibrahim et al. (2014)
8	6.65	299.0892	299.0919	284.0323,256.0673,184.0652	C17H15O5	9.0	7,8,3′-Trihydroxy-4′-methoxyisoflavone	Oliveira et al. (2017)
9	7.34	274.2764	274.2746	318.3075, 274.2844, 256.2657	C16H36NO2	6.6	No identified	–
10	7.70	313.1020	313.1017	269.0793, 252.0761, 184.0693	C18H17O5	1.0	7,3′-Dihydroxy-8,4′-dimethoxyisoflavone	Oliveira et al. (2017)
11	8.02	283.0938	283.0970	240.0811, 211.0820, 197.0556	C17H15O4	11.3	Dihydroxymethoxyisoflavone	Oliveira et al. (2017)
12	8.33	119.0855	119.0861	113.0861, 117.1045	C9H11	− 5.0	No identified	–
13	8.62	302.3014	302.3059	184.0782, 177.1111, 113.0846	C18H40NO2	− 6.0	No identified	–
14	8.80	391.3424	391.3424	331.2966, 177.1157, 133.0889	C22H47O5	0.0	No identified	–
15	9.25	323.2748	323.2797	373.1831, 339.2472,133.0887	C17H39O5	− 15.2	No identified	–
16	9.44	393.3588	393.3588	393.3560, 334.3107, 177.1114	C22H49O5	2.0	No identified	–
17	9.96	330.3365	330.3372	258.0484, 312.3296, 331.3336	C20H44NO2	− 2.1	No identified	–