5,7-Dihydroxy-3,4',8-trimethoxyflavone

• CAT Number: M133890
• CAS Number: 1570-09-8
• Molecular Formula: C18H16O7
• Molecular Weight: 344.32
• Purity: ≥95%
• Synonyms: 5,7-dihydroxy-3,8-dimethoxy-2-(4-methoxyphenyl)chromen-4-one
• InChI: InChI=1S/C18H16O7/c1-22-10-6-4-9(5-7-10)15-18(24-3)14(21)13-11(19)8-12(20)16(23-2)17(13)25-15/h4-8,19-20H,1-3H3
• InChIKey: RXQVMRRNRHSOTC-UHFFFAOYSA-N
• SMILES: COC1=CC=C(C=C1)C2=C(C(=O)C3=C(O2)C(=C(C=C3O)O)OC)OC

5,7-Dihydroxy-3,4′,8-trimethoxyflavone (Substance E) can be isolated from Conyza stricta Willd[1].

Reference

[1]. Sheela Tanduo, et al. conyzatin-a new flavone from conyza strict. Phytochemistry. 1977, Vol. 16, PP. 1455-1456.