Evidence-Based Complementary and Alternative Medicine

Research Article

Roles of Nitric Oxide and Prostaglandins in the Sustained Antihypertensive Effects of Acanthospermum hispidum DC. on Ovariectomized Rats with Renovascular Hypertension

Table 1

Phytochemical composition of ESAH obtained from A. hispidum DC.


Peak	Rt (min)	MS¹	MS² (key fragments)	Tentative identification

1	2.30	353.08773 [M-H]⁻	191.055, 179.034, 135.045	neo-Chlorogenic acid
2	3.22	353.08745 [M-H]⁻	191.055	Chlorogenic acid
3	3.54	353.08773 [M-H]⁻	191.055, 179.034, 173.045, 135.044	crypto-Chlorogenic acid
4	5.94	463.08838 [M-H]⁻	300.027	Quercetin-galactoside
5	6.05	463.08804 [M-H]⁻	300.027	Quercetin-glucoside
6	6.43	515.11964 [M-H]⁻	353.087, 335.076, 191.055, 179.034, 173.045, 135.045	3,4-Dicaffeoylquinic acid
7	6.67	515.11970 [M-H]⁻	353.087, 191.055, 179.034,173.045, 135.044	3,5-Dicaffeoylquinic acid
8	7.07	515.11951 [M-H]⁻	353.087, 191.055, 179.034,173.045, 135.044	4,5-Dicaffeoylquinic acid
9	7.28	535.26876 [M+Cl]⁻	337.238	C₂₆H₄₄O₉Cl
10	7.54	337.23821 [M-H]⁻	—	C₂₀H₃₃O₄
11	8.52	337.23840 [M-H]⁻	—	C₂₀H₃₃O₄