Multiple Risk Factors for Heart Disease: A Challenge to the Ethnopharmacological Use of Croton urucurana Baill.

Table 1

Phytochemicals in ethanol-soluble fraction from the leaf extract of C. urucurana.

Peak	R^t	UV λmax	Tentative identification	Reference
1	2.58	264	n.i.	—
2	2.81	200, 280	n.i.	—
3	3.31	261	n.i.	—
4	3.45	254, 278 (Sh)	n.i.	—
5	8.06	277	Condensed tannin	[27]
6	9.07	279	Condensed tannin	[27]
7	9.66	278	Condensed tannin	[27]
8	10.26	279	Condensed tannin	[27]
9	11.39	221, 268, 301	n.i.	—
10	14.36	255, 353	Flavonol-O-glycoside	[27]
11	14.51	255, 353	Rutin	Std. [27]
12	14.75	269, 337	Apigenin-C-glycoside	[27]
13	14.83	269, 337	Apigenin-C-glycoside	[27]
14	15.13	255, 353	Isoquercitrin	Std. [27]
15	15.33	265, 346	Flavone C-glycoside	[27]
16	15.81	265, 346	Flavone C-glycoside	[27]
17	16.46	245, 333 (Sh), 348	n.i.	—
18	20.35	229, 266, 316	n.i.	—
19	20.53	229, 266, 316	n.i.	—
20	20.87	254, 366	Quercetin	Std.
21	22.06	254, 366	Kaempferol	Std.

n.i.: not identified; Std.: compound confirmed by a comparison with authentic standard.