Page 116 - 《广西植物》2024年第2期
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3 1 8                                  广  西  植  物                                         44 卷
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                          表 2  中药库拉索芦荟中 78 种化学成分的 HPLC ̄DAD ̄IT ̄TOF ̄MS 鉴定结果
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            Table 2  Identification results of 78 chemical constituents in Aloe made from Aloe barbadensis by HPLC ̄DAD ̄IT ̄TOF ̄MS
                                               实测值      误差
              序号    保留时间      分子式     类别  C                    主要碎片离子              化合物
                                              Measured  Error
               No.   t R (min)  Formula  Type C                Major fragment ion (m/ z)  Compound
                                             value (m/ z)  (ppm)
               C1     74.08  C 29 H 30 O 10  Ⅲ  537.174 0  -4.84  269.071 8ꎬ 255.058 1ꎬ  芦荟新苷 G
                                                               215.071 4           Aloeresin G
              C2  B   7.57   C 28 H 32 O 13  Ⅱ  575.174 1  -5.04  367.100 5ꎬ 215.057 5  Littoraloin

              C3  A   8.73   C 19 H 22 O 9  Ⅲ  393.120 0  2.29  273.071 7ꎬ 245.075 8ꎬ  芦荟苦素
                                                               231.054 2ꎬ 203.077 7  Aloesin
               C4     9.52   C 19 H 22 O 9  Ⅲ  393.119 1  0.00  351.103 3ꎬ 303.082 3ꎬ  芦荟苦素同分异构体
                                                               273.074 9ꎬ 245.078 1ꎬ  Aloesin isomer
                                                               231.043 5ꎬ 203.071 1
               C5     25.54  C 19 H 22 O 9  Ⅲ  393.119 2  0.10  303.076 4ꎬ 273.074 2ꎬ  芦荟苦素同分异构体
                                                               245.079 2ꎬ 231.048 8ꎬ  Aloesin isomer
                                                               203.066 3
               C6     8.95   C 19 H 24 O 9  Ⅲ  395.133 2  -4.05  351.116 2ꎬ 231.065 4ꎬ  8 ̄C ̄glucosylaloesol or isomer
                                                               203.067 1
               C7     10.62  C 19 H 24 O 9  Ⅲ  395.134 2  -1.52  351.106 0ꎬ 275.089 9ꎬ  8 ̄C ̄glucosylaloesol or isomer
                                                               231.062 1ꎬ 203.067 7ꎬ
                                                               185.055 7
               C8     11.75  C 19 H 24 O 9  Ⅲ  395.135 4  1.52  351.106 5ꎬ 275.092 1ꎬ  8 ̄C ̄glucosylaloesol or isomer
                                                               231.069 3ꎬ 203.070 1
               C9     16.88  C 19 H 24 O 9  Ⅲ  395.134 1  -1.77  275.091 5ꎬ 231.055 5  8 ̄C ̄glucosylaloesol or isomer
              C10     24.55  C 19 H 24 O 9  Ⅲ  395.134 0  -2.02  275.086 9ꎬ 231.056 2ꎬ  8 ̄C ̄glucosylaloesol or isomer
                                                               203.067 7
              C11     25.83  C 19 H 24 O 9  Ⅲ  395.134 7  -0.25  275.088 1ꎬ 231.067 2ꎬ  8 ̄C ̄glucosylaloesol or isomer
                                                               203.068 6
              C12     27.58  C 19 H 24 O 9  Ⅲ  395.134 4  -1.01  351.119 3ꎬ 275.089 4ꎬ  8 ̄C ̄glucosylaloesol or isomer
                                                               231.064 6ꎬ 203.073 8
              C13     12.51  C 20 H 24 O 9  Ⅲ  407.134 8  0.00  275.079 0ꎬ 243.062 9  7 ̄O ̄methylaloesin
              C14  B  14.63  C 21 H 26 O 10  Ⅲ  437.145 7  0.92  405.110 4ꎬ 285.073 5ꎬ  7 ̄(β ̄D ̄glucopyranosyloxy) ̄5 ̄
                                                               257.076 0ꎬ 211.062 0  (4 ̄hydroxy ̄2 ̄oxopentyl) ̄2 ̄methyl ̄
                                                                                   4H ̄1 ̄benzopyran ̄4 ̄one or isomer
              C15  B  23.75  C 21 H 26 O 10  Ⅲ  437.145 7  1.83  391.130 2ꎬ 269.087 3  7 ̄(β ̄D ̄glucopyranosyloxy) ̄5 ̄
                                                                                   (4 ̄hydroxy ̄2 ̄oxopentyl) ̄2 ̄methyl ̄
                                                                                   4H ̄1 ̄benzopyran ̄4 ̄one or isomer
              C16  B  16.78  C 21 H 26 O 10  Ⅲ  483.149 9  -1.86  437.140 0ꎬ 419.132 6ꎬ  7 ̄(β ̄D ̄glucopyranosyloxy) ̄5 ̄
                                                               393.121 7           (4 ̄hydroxy ̄2 ̄oxopentyl) ̄2 ̄methyl ̄
                                                                                   4H ̄1 ̄benzopyran ̄4 ̄one or isomer
              C17  B  17.54  C 21 H 24 O 10  Ⅳ  435.130 0  0.69  391.131 3ꎬ 373.126 3ꎬ  Ethylidene ̄aloenin or isomer
                                                               357.092 0ꎬ 325.105 4ꎬ
                                                               313.106 7ꎬ 296.100 6ꎬ
                                                               283.078 8ꎬ 271.093 0ꎬ
                                                               231.068 8
              C18  B  18.82  C 21 H 24 O 10  Ⅳ  435.128 9  -1.84  331.110 3ꎬ 325.095 8ꎬ  Ethylidene ̄aloenin or isomer
                                                               313.101 2ꎬ 271.094 6ꎬ
                                                               257.097 8ꎬ 231.068 8ꎬ
                                                               215.085 3
              C19  B  24.89  C 21 H 24 O 10  Ⅳ  435.128 9  1.61  271.048 6ꎬ 267.056 5ꎬ  Ethylidene ̄aloenin or isomer
                                                               253.047 9
              C20     22.82  C 19 H 22 O 10  Ⅳ  409.112 3  -4.16  247.059 7ꎬ 203.066 9  芦荟宁 A 或同分异构体
                                                                                   Aloenin A or isomer
              C21     28.13  C 19 H 22 O 10  Ⅳ  409.112 5  -3.67  247.057 1ꎬ 203.061 7  芦荟宁 A 或同分异构体
                                                                                   Aloenin A or isomer
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