2H-Chromene-3-carboxylic acid Structure

2H-Chromene-3-carboxylic acid

Chemical Properties

Melting point 184-186°C
Boiling point 327.3±41.0 °C(Predicted)
Density  1.346±0.06 g/cm3(Predicted)
storage temp.  2-8°C
pka 3.88±0.20(Predicted)
form  solid
color  Light orange to light brown
CAS DataBase Reference 22649-28-1(CAS DataBase Reference)

Safety

Symbol(GHS) Exclamation Mark (GHS07)
Signal wordWarning
Hazard statements H302-H312-H315-H319-H332-H335
Precautionary statements P261-P280-P305+P351+P338
Hazard Codes  Xi,Xn
Risk Statements  36/37/38-51-36-22
Safety Statements  26-36/37/39
Hazard Note  Harmful
HazardClass  IRRITANT
HS Code  2932990090

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