7,8-DIHYDROXY-4-METHYLCOUMARIN Structure

7,8-DIHYDROXY-4-METHYLCOUMARIN

Chemical Properties

Melting point 242-246 °C (lit.)
Boiling point 421.5±45.0 °C(Predicted)
Density  1.456±0.06 g/cm3(Predicted)
storage temp.  2-8°C
solubility  Soluble in DMSO
pka 7.72±0.20(Predicted)
form  powder to crystal
color  White to Light yellow to Light orange
Sensitive  Light Sensitive
λmax 325nm(MeOH)(lit.)
BRN  177613
InChI 1S/C10H8O4/c1-5-4-8(12)14-10-6(5)2-3-7(11)9(10)13/h2-4,11,13H,1H3
InChIKey NWQBYMPNIJXFNQ-UHFFFAOYSA-N
SMILES CC1=CC(=O)Oc2c(O)c(O)ccc12
CAS DataBase Reference 2107-77-9(CAS DataBase Reference)
EWG's Food Scores 1
UNSPSC Code 12352100
NACRES NA.22
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Safety

Symbol(GHS) GHS hazard pictograms
Signal wordDanger
Hazard statements H319-H334
Precautionary statements P261-P305+P351+P338-P342+P311
Hazard Codes  Xi
Risk Statements  36-43
Safety Statements  26-36/37
WGK Germany  3
RTECS  GN6385000
HS Code  29349990
Storage Class 11 - Combustible Solids
Hazard Classifications Eye Irrit. 2
Resp. Sens. 1
NFPA 704:
1
2 0

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