MSI_000020761

排名分数: 3.77
参考来源: Rattus norvegicus (UBERON:0004360: cauda epididymis)

M/z: 553.1688
Mass Window: 553.1686 ~ 553.1688 (0.8 ppm)

参考注释

Cucumerin A_[M+H]+ (BioDeep_00000226898)
5,7-dihydroxy-2-(4-hydroxyphenyl)-6-[1-(4-hydroxyphenyl)ethyl]-8-[(2S,3R,4R,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]-4H-chromen-4-one

Formula: C29H28O11 (552.1631538)
SMILES: CC(C1=CC=C(O)C=C1)C1=C(O)C([C@@H]2O[C@H](CO)[C@@H](O)[C@H](O)[C@H]2O)=C2OC(=CC(=O)C2=C1O)C1=CC=C(O)C=C1

Cucumerin a is practically insoluble (in water) and a very weakly acidic compound (based on its pKa). Cucumerin a can be found in cucumber, which makes cucumerin a a potential biomarker for the consumption of this food product.