Identification of Anthocyanins and Optimization of Their Extraction from Rabbiteye Blueberry Fruits in Nanjing

Table 4

Identified anthocyanins from rabbiteye blueberry fruits.

Peak	Identified anthocyanins	tR-HPLC (min)	tR-HPLC-ESI-MS (min)	[M + H] (m/z)	[MS/MS] (m/z)	Δa.m.u. (m/z)
1	Delphinidin-3-galactoside	25.251	20.770	465.1	303	162
2	Delphinidin-3-glucoside	28.354	23.970	465.1	303	162
3	Cyanidin-3-galactoside	31.544	27.613	449.2	287	162
4	Delphinidin-3-arabinoside	33.138	27.613	435.1	303	132
5	Cyanidin-3-glucoside	36.037	32.553	449.2	287	162
6	Petunidin-3-galactoside	37.008	32.553	479.1	317	162
7	Petunidin-3-glucoside	39.463	36.810	479.1	317	162
8	Peonidin-3-galactoside	40.639	36.810	463.2	301	162
9	Petunidin-3-arabinose	42.828	41.023	449.2	317	132
10	Peonidin-3-glucoside	44.111	41.023	463.1	301	162
11	Malvidin-3-galactoside	46.576	44.023	493.1	331	162
12	Malvidin-3-glucoside	49.874	47.890	493.1	331	162
13	Malvidin-3-arabinose	52.981	51.297	463.2	331	132