槲皮素的结构是A.5,7,4‘-三羟基黄酮B.5,7,3‘,4‘-四羟基黄酮C.3,5,7,4‘-四羟基黄酮D.3,5,7,3,4‘-五羟基黄酮E.3,5,7,3‘,4‘,5‘-六羟基黄酮

槲皮素的结构是

A.5,7,4‘-三羟基黄酮

B.5,7,3‘,4‘-四羟基黄酮

C.3,5,7,4‘-四羟基黄酮

D.3,5,7,3,4‘-五羟基黄酮

E.3,5,7,3‘,4‘,5‘-六羟基黄酮


相关考题:

槲皮素的结构是A.5,7,4‘-三羟基黄酮B.5,7,3‘,4‘-四羟基黄酮C.3,5,7,4‘-四羟基黄酮D.3,5,7,3‘,4‘-五羟基黄酮E.3,5,7,3‘,4‘,5‘-六羟基黄酮

(86~87题共用备选答案)A.5,7,4'-三羟基黄酮B.5,7,3',4'-四羟基黄酮C.3,5,7,4'-四羟基黄酮D.3,5,7,3,4'-五羟基黄酮E.3,5,7,3',4',5'-六羟基黄酮木犀草素的结构是

槲皮素的结构是A.5,7-二羟基黄酮B.5,7,3‘,4‘-四羟基黄酮C.3,5,7-三羟基黄酮D.3,5,7,3‘,4‘-五羟基黄酮E.5,7,3‘,4‘,5‘-五羟基黄酮

芹菜素的结构是A.5,7,4’一三羟基黄酮B.5,7,3’,4 一四羟基黄酮C.3,5,7,4’一四羟基黄酮D.3,5,7,3 ,4’一四羟基黄酮E.3,5,7,3’,4’,5 一五羟基黄酮

槲皮素的结构是A.5,7-二羟基黄酮B.5,7,3’,4’-四羟基黄酮C.3,5,7-三羟基黄酮D.3,5,7,3’,4’-五羟基黄酮E.5,7,3’,4’,5’-五羟基黄酮

A.5,7,3′,4′-四羟基黄酮B.5,7,4′-三羟基黄酮C.3,5,7,3′,4′-五羟基黄酮D.3,5,7,3′,4′,5′-六羟基黄酮E.3,5,7,4′-四羟基黄酮木犀草素的结构是

A.5,7,3′,4′-四羟基黄酮B.5,7,4′-三羟基黄酮C.3,5,7,3′,4′-五羟基黄酮D.3,5,7,3′,4′,5′-六羟基黄酮E.3,5,7,4′-四羟基黄酮槲皮素的结构是

A.3,5,7,4′-五羟基黄酮B.5,7,3′4′-四羟基黄酮C.5,7,3′-三羟基础黄酮D.3,5,7,3′,4′一四羟基黄酮E.3,5,7,3′4′5′一六羟基黄酮槲皮素的结构为

槲皮素的结构为()。A5,7,3’-三羟基础黄酮B5,7,3’4’-四羟基黄酮C3,5,7,3’,4’-四羟基黄酮D3,5,7,4’-五羟基黄酮E3,5,7,3’4’5’-六羟基黄酮