核磁无明显杂峰,纯度大于98%
Name:5-hydroxy-2-(3-hydroxy-4-methoxyphenyl)-6,7,8-trimethoxychroman-4-one
Chemical Formula: C19H20O8
Molecular Weight: 376.3610
m/z: 376.1158 (100.0%), 377.1192 (20.5%), 378.1225 (2.0%), 378.1201 (1.6%)
Elemental Analysis: C, 60.64; H, 5.36; O, 34.01