3,4,6-Tri-O-benzyl-D-glucal CAS No.55628-54-1 / Cat No.EBD24135
3,4,6-三苄氧基-D-葡萄烯糖
3,4,6-三苄氧基-D-葡萄烯糖
(2R,3S,4R)-3,4-双(苄氧基)-2-((苄氧基)甲基)-3,4-二氢-2H-吡喃
三-O-苄基-D-葡萄烯糖
Properties
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Appearance:
White crystalline solid
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Density:
1.16 g/cm3
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Melting point:
57-58 °C(lit.)
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Boiling point:
544.9 °C at 760 mmHg
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Flashing point:
129.7 °C
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Storage temperature:
−20°C
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Coefficient of refraction:
-2 ° (C=2.5, CH3CN)
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Vapour pressure:
2.24E-11mmHg at 25°C
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Optical rotation:
[α]25/D −2.7°, c = 5 in chloroform
Safety Information
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Signal words:
None
NMR Spectrum
Prediction： *H NMR (CDC13, delta), ppm: 7.34-7.24 (m, 15 H, H arom.), 6.43 (dd, 1H, J = 6.1 Hz, J = 1.1 Hz, H-l), 4.88 (dd, 1H, J = 6.1 Hz, J = 2.7 Hz, H-2), 4.84 (d, 1H, J= 11.4 Hz, CH2Ph), 4.67-4.54 (m,5H, CH2Ph), 4.22 (m,lH, H-3), 4.07 (ddd, 1H, J = 8.2 Hz, J = 4.7 Hz, J = 3.2 Hz, H-5), 3.87 (dd, 1H, J = 6.2 Hz, J = 8.6 Hz, H-4), 3.81 (dd, 1H, J = 4.9 Hz, J = 10.9 Hz, H- 6), 3.76 (dd, 1H, J = 3.1 Hz, J = 10.9 Hz, H-6).
1H NMR
13C NMR
