5,7-dihydroxy-3-(3-hydroxy-4,5-dimethoxyphenyl)-6-methoxy-4-benzopyrone Structure

5,7-dihydroxy-3-(3-hydroxy-4,5-dimethoxyphenyl)-6-methoxy-4-benzopyrone

Chemical Properties

Melting point 189-192℃
Boiling point 646.1±55.0 °C(Predicted)
Density  1.461±0.06 g/cm3 (20 ºC 760 Torr)
storage temp.  2-8°C
solubility  Soluble in ethanol and methan
form  powder
pka 6.36±0.20(Predicted)
color  White
Major Application food and beverages
InChI InChI=1S/C18H16O8/c1-23-13-5-8(4-10(19)17(13)24-2)9-7-26-12-6-11(20)18(25-3)16(22)14(12)15(9)21/h4-7,19-20,22H,1-3H3
InChIKey TUGWPJJTQNLKCL-UHFFFAOYSA-N
SMILES C1OC2=CC(O)=C(OC)C(O)=C2C(=O)C=1C1=CC(OC)=C(OC)C(O)=C1
FDA UNII 6O4NX37350
UNSPSC Code 41116107
NACRES NA.24

Safety

Symbol(GHS) Exclamation Mark (GHS07)
Signal wordWarning
Hazard statements H302-H315-H319-H335
Precautionary statements P261-P264-P270-P271-P280-P301+P312-P330-P302+P352-P321-P304+P340-P305+P351+P338-P332+P313-P362+P364-P337+P313-P403+P233-P405-P501
WGK Germany  WGK 3
Storage Class 11 - Combustible Solids
NFPA 704:
0
2 0

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