BioMed Research International / 2015 / Article / Tab 1

Research Article

Antioxidant, Hepatoprotective Potential and Chemical Profiling of Propolis Ethanolic Extract from Kashmir Himalaya Region Using UHPLC-DAD-QToF-MS

Table 1

Characterization of chemical constituents of KPEt using UHPLC-DAD-QToF-MS.

Peak number (min)Exact mass observed (nm)Mass observed
M + H+ (/)
Mass observed
M − H (/)
Molecular formulaCompound name

13.14354.0945295 sh, 325355.1021 (355.1024)353.0874 (353.0878)C16H18O9Chlorogenic acid1,3
24.18180.0417324, 298181.0495 (181.0495)179.0351 (179.0350)C9H8O4Caffeic acid 1,2,3
36.55194.0574324, 298195.0654 (195.0652)193.0506 (193.0506)C10H10O4Ferulic acid1,2,3
410.85286.0472277287.0552 (287.0550)285.0403 (285.0405)C15H10O6Luteolin1,2,3
510.99302.0421256, 372303.0496 (303.0499)301.0354 (301.0354)C15H10O7Quercetin2,3
612.93272.0679289, 252273.0759 (273.0757)271.0615 (271.0612)C15H12O5Naringenin3
713.06270.0523267, 338271.0606 (271.0601)269.0454 (269.0455)C15H10O5Apigenin2,3
813.40286.0472266, 366287.0554 (287.0550)285.0404 (285.0405)C15H10O6Kaempferol2,3
918.41254.0574268, 314 sh255.0658 (255.0652)253.0507 (253.0506)C15H10O4Chrysin2,3
1018.83256.073290, 330 sh257.0811 (257.0808)255.0662 (255.0663)C15H12O4Pinocembrin2,3
1118.99270.0523265, 300 sh, 358271.0605 (271.0601)269.0461 (269.0455)C15H10O5Galangin2,3
1219.51314.0785294, 332 sh315.0864 (315.0863)313.0719 (313.0718)C17H14O6Pinobanksin acetate2,3

: retention time.
1Confirmed with reference; 2confirmed with fragmentation pattern; 3confirmed with [1719].