Coumarin O-HYDROXYCINNAMIC ACID LACTONE TONKA BEAN CAMPHOR
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Coumarin Basic information
Brief Introduction Chemical Properties Uses
Product Name: Coumarin
Synonyms: TIMTEC-BB SBB000094;O-HYDROXYCINNAMIC ACID LACTONE;TONKA BEAN CAMPHOR;5,6-BENZO-2-PYRONE;AKOS 212-75;2H-1-BENZOPYRAN-2-ONE;2H-1-BENZOPYAN-2-ONE;1,2-BENZOPYRONE
CAS: 91-64-5
MF: C9H6O2
MW: 146.14
EINECS: 202-086-7
Coumarin Chemical Properties
Melting point 68-73 °C(lit.)
Boiling point 298 °C(lit.)
density 0.935
vapor pressure 0.01 mm Hg ( 47 °C)
refractive index 1.5100 (estimate)
Fp 162 °C
storage temp. Refrigerator
solubility 1.7g/l
form Crystals or Crystalline Powder
color White
PH Range Non' uorescence (9.5) to light green ' uorescence (10.5)
Water Solubility 1.7 g/L (20 ºC)
λmax 275nm
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