6-Hydroxy-2H-benzofuran-3-one CAS No.6272-26-0 / Cat No.EBD10674
6-Hydroxy-3-coumaranone~6-Hydroxy-2,3-dihydro-1-benzofuran-3-one
6-Hydroxybenzofuran-3(2H)-one
6-Hydroxy-2,3-dihydrobenzo[b]furan-3-one
6-hydroxy-1-benzofuran-3(2H)-one
6-Hydroxybenzofuran-3(2H)-one
6-Hydroxy-2,3-dihydrobenzo[b]furan-3-one
6-hydroxy-1-benzofuran-3(2H)-one
6-Hydroxy-2H-benzofuran-3-one
6-hydroxy-2,3-dihydrobenzo[b]furan-3-one
6-hydroxy-3-coumaranone
Properties
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Appearance:
yellow crystalline powder or chunks
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Density:
1.436 g/cm3
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Melting point:
242-246 °C (dec.)(lit.)
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Boiling point:
369.3 °C at 760 mmHg
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Flashing point:
162.6 °C
Safety Information
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Symbol:
-
Signal words:
Warning -
Hazard statements:
H302 Harmful if swallowed.
H315 Causes skin irritation.
H319 Causes serious eye irritation.
H335 May cause respiratory irritation.
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Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
NMR Spectrum
Prediction： 1H NMR (MeOD, 500 MHz): delta 7.49 (d, J = 8.55 Hz, H4), 6.58 (dd, J1 = 1.95 Hz, J2 = 8.55 Hz, H5), 6.46 (d, J = 1.96, H7), 4.64 (s, 2H)
1H NMR
13C NMR
