金丝桃苷
中文名称:金丝桃苷
英文名称:Hyperoside
CAS号:482-36-0
纯度:HPLC>98%
详细介绍:
分子量:464.376 g/mol
分子式:C21H20O12
别名:hyperoside; hyperin; 2-(3,4-dihydroxyphenyl)- 3-(alpha-D-galactopyranosyloxy)-5,7-dihydroxy-4H- 1-benzopyran-4-one; quercetin galactoside
外观:黄色针状结晶
资料:离子ESI-MS(m/z):487(M+Na)+,4650订+H)+;负离子ESI-MS(m/z):463(M-H)。。1H-NMR(400MHz,DMSO-d6)8:12.65(1H,s,5-OH),10.86(1H,s,7-OH),9.70(1H,s,4'-OH),9.15(1H,S 3'-OH),7.66 (H,dd,J=2.0,8.0Hz,H一6’),7.52(1H,d,J=2.0Hz,H-2’),6.81(1H,d,J=8.0Hz,H一5’),6.40(1H,d,J=1.8Hz,H-8),6.19(1H,d,J=-I.8Hz,H一6),5.380H,d,乒8.0Hz,Gal—H·1)。“C-NMR(100MHz,DMSO—d6)6:156.2(C.2),133.4(C一3),177.4(C一4),161.1(C一5),98.6(C一6),164.1(c一7),93.5(c·8),156.3(c-9),103.8(c·10),121.9(C一1’),115.9(C一2’),144.8(c·3’),148.4(C-4’),115.1(C一5’),121.0(c一6’),101.7(Gal—C-1),71.1(Gal—C-2),73.1(Gal-C一3),67.9(Gal—C.4),75.7(Gal—C-5),60.1(Gal-C-6)