Aqueous Extract of Clerodendranthus spicatus Exerts Protective Effect on UV-Induced Photoaged Mice Skin

Table 2

HPLC-ESI-MS analysis of CS aqueous extract.

Number	RT (time)	Molecular weight	Parent ion ()		Product ion ()	Compounds
			[M + H]^+	[M − H]^−
1	4.4	374.34	375.1	—	231, 213, 114	Methyl rosmarinate
2	5.3	226	—	225.1	223, 179, 161, 87	Ethyl 3,4-dihydroxyphenyllactate
3	5.7	270.24	—	269.1	109, 88, 61	Baicalein
4	6.7	198.17	—	197.0	135, 123, 109, 73	Danshensu
5	12.8	154.12	—	153.0	119, 108, 91	Protocatechuic acid
6	21.5	138.12	—	137.0	93, 65	p-Hydroxybenzoic acid
7	22.4	360.31	—	359.1	197, 179, 161, 135	Rosmarinic acid
8	24.8	180.15	—	179.0	136, 135, 134	Caffeic acid
9	40.5	194.18	—	193.1	165, 150, 78	Ferulic acid
10	45.4	472.69	473.36	—	464, 416, 408, 360	2α-Hydroxy-ursolic acid

Analyzed by HPLC-ESI-MS analysis both in positive and in negative ionization modes.