4-METHYLUMBELLIFERYL-β-D-GLUCOPYRANOSIDE CAS No.18997-57-4 / Cat No.EBD2157942
7-(β-D-glucopyranosyloxy)-4-methyl-2H-1-benzopyran-2-one
4-Methylumbelliferyl-Beta-D-Glucopyranoside
4-METHYLUMBELLIFERYL-β-D-GLUCOPYRANOSIDE
Properties
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Appearance:
White Powder
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Density:
1.522 g/cm3
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Melting point:
258-263 °C (dec.)
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Boiling point:
626.9 °C at 760 mmHg
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Flashing point:
233.9 °C
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Storage temperature:
−20°C
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Solubility:
soluble in water
Safety Information
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Signal words:
None
NMR Spectrum
Prediction： 1H NMR (600 MHz, CDCl3) delta 7.83 (dd, 2H, J = 3.0, 5.4 Hz), 7.69 (dd, 2H, J = 3.0, 5.4 Hz), 7.31-7.12 (m, 20H), 4.93 (d, 1H, J = 11.2 Hz), 4.85 (d, 1H, J = 10.9 Hz), 4.79 (d, 1H, J = 11.2 Hz), 4.65(dd, 2H, J = 11.5, 18.7 Hz), 4.41 (s, 2H), 4.39 (d, 1H, J = 11.2 Hz), 3.65-3,61 (m, 4H), 3.57-3.53 (m, 2H), 3.44 (t, 1H, J = 9.0 Hz), 3.07 (dd, 1H, J = 4.8, 11.2 Hz), 2.76-2.71 (m, 1H), 2.57-2.52 (m, 1H), 2.29 (d, 1H, J = 9.5 Hz), 2.17 (t, 1H, J = 10.8 Hz), 1.61-1.40 (m, 4H)
1H NMR
13C NMR
