槲皮苷(Quercitrin)的氫、碳化學位移(CD3OD)a
position
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dH (600 MHz)
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dC (150 MHz)
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2
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159.3
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3
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136.2
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4
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179.7
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4a
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105.9
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5
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163.2
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6
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6.20 (d, 1.8)
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99.8
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7
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165.9
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8
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6.37 (d, 1.8)
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94.7
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8a
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158.5
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1’
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123.0
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2’
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7.33 (d, 1.8)
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116.9
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3’
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146.9
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4’
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149.8
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5’
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6.90 (d, 8.4)
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116.4
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6’
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7.30 (dd, 8.4, 1.8)
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122.9
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1”
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5.34 (d, 1.2)
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103.6
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2”
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4.21 (ds, 3.0, 1.2)
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71.9
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3”
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3.74 (dd, 9.0, 3.0)
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72.0*
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4”
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3.32-3.34 (m)
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73.3
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5”
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3.39-3.43 (m)
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72.1*
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6”
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0.93 (d, 6.0)
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17.7
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a(Multiplicity, J in Hz) in ppm. *interchangeable
槲皮苷(Quercitrin) |