Biological Magnetic Resonance Data Bank

A Repository for Data from NMR Spectroscopy on Proteins, Peptides, Nucleic Acids, and other Biomolecules
Member of WWPDB


Tangeretin synonyms


Graphical representations:


View large 3D structure

Molecular Formula: C20H20O7

Natural Isotopic Abundance Mass: 372.3686

Mono-Isotopic Molecular Masses:

  • C12N14: 372.12090298
  • C13N14: 392.18799974
  • C12N15: 372.12090298
  • C13N15: 392.18799974

InChI string: InChI=1S/C20H20O7/c1-22-12-8-6-11(7-9-12)14-10-13(21)15-16(23-2)18(24-3)20(26-5)19(25-4)17(15)27-14/h6-10H,1-5H3

IUPAC: 5,6,7,8-tetramethoxy-2-(4-methoxyphenyl)chromen-4-one

PubChem Compound (CID): 68077

Reference data were obtained primarily from the PubChem database.

Three dimensional molecular rendering uses Jmol.

InChI string and atom numbering calculated using ALATIS (Hesam Dashti, William M. Westler, John L. Markley, Hamid R. Eghbalnia, "Unique identifiers for small molecules enable rigorous labeling of their atoms", Scientific Data 4, Article number: 170073 (2017), doi:10.1038/sdata.2017.73,