4-Methylumbelliferyl beta-D-galactoside CAS No.6160-78-7 / Cat No.EBD43406
4-methyl-2-oxo-2H-chromen-7-yl beta-D-galactopyranoside
4-methyl-2-oxo-2H-chromen-7-yl beta-L-glucopyranoside
4-Methylumbelliferyl Beta-D-Galactoside
4-Methylumbelliferyl-beta-D-galactopyranoside
7-(beta-D-Galactopyranosyloxy)-4-methyl-2H-1-benzopyran-2-one
4-Methylumbelliferyl beta-D-galactoside
7-(β-D-galactopyranosyloxy)-4-methyl-2H-1-benzopyran-2-one
4-methyl-2-oxo-2H-chromen-7-yl beta-D-galactopyranoside
4-methyl-2-oxo-2H-chromen-7-yl beta-L-glucopyranoside
4-Methylumbelliferyl Beta-D-Galactoside
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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Optical rotation:
-64 º (c=1, pyridine, after)
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Solubility:
soluble
Safety Information
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Signal words:
None
NMR Spectrum
Prediction： 1H-NMR (400.13 MHz, DMSO-d6): delta ppm 2.41 (s, 3H), 3.44 (ddd, 1H, J=9.2 Hz, J=5.5 Hz, J=3.3Hz), 3.48-3.65 (m, 3H), 3.68 (t, 1H, J=6.3 Hz), 3.72 (t, 1H, J=3.8 Hz), 4.99 (d, 1H, J=7.7 Hz), 6.25 (s, 1H), 7.02 (d, 1H, J=2.4 Hz), 7.05 (dd, 1H, J= 9.1 Hz, J= 2.4 Hz); 7.70 (d, 1H, J=9.1 Hz)
1H NMR
13C NMR
