21554-71-2

Name 4H-1-Benzopyran-4-one, 2,3-dihydro-5,7-dihydroxy-3-(4-hydroxyphenyl)-
CAS 21554-71-2
Molecular Formula C15H12O5
MDL Number MFCD00276667
Molecular Weight 272.25
MOL File 21554-71-2.mol
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Chemical Properties

Boiling point  577.9±50.0 °C(Predicted)
density  1.485±0.06 g/cm3(Predicted)
storage temp.  2-8°C
solubility  Ethyl Acetate (Slightly), Methanol (Slightly)
form  Solid
pka 7.52±0.40(Predicted)
color  Off-White to Pale Beige
biological source synthetic
Stability: Hygroscopic, Light sensitive
InChI 1S/C15H12O5/c16-9-3-1-8(2-4-9)11-7-20-13-6-10(17)5-12(18)14(13)15(11)19/h1-6,11,16-18H,7H2
InChIKey UQGVUYNHDKMLSE-UHFFFAOYSA-N
SMILES O1CC(C(=O)c3c1cc(cc3O)O)c2ccc(cc2)O

Safety Data

WGK Germany  WGK 3
Storage Class 11 - Combustible Solids
Hazard Classifications Eye Irrit. 2
Skin Irrit. 2

Hazard Information

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