Table 3.

Phenolic compounds of the four extracts of S. orientalis.

Peak No.	Compound	Concentration (mg/g Extract)
		SE-MeOH	SE-Hex	SE-EA	SE
1	Chlorogenic acid	0.95 ± 0.05	- b	0.72 ± 0.04	0.98 ± 0.04
2	Syringic acid	TA a	TA a	2.21 ± 0.11	0.26 ± 0.02
3	p-Coumaric acid	- b	TA a	1.76 ± 0.08	0.71 ± 0.03
4	Syringaldehyde	- b	0.34 ± 0.02	0.57 ± 0.03	0.39 ± 0.02
5	Luteolin	- b	- b	TA a	TA a
6	Apigenin	- b	- b	TA a	TA a

^a TA: Trace amount; ^b -: Not detectable.