Page 118 - 《广西植物》2024年第2期
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3 2 0                                  广  西  植  物                                         44 卷
                                                          续表 2
                                               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)
              C43     78.19  C 28 H 28 O 12  Ⅲ  555.150 6  -0.36  331.075 9ꎬ 307.081 6ꎬ  6′ ̄O ̄coumaroyl ̄aloesin or isomer
                                                               271.070 1ꎬ 247.054 4
              C44  A  56.64  C 29 H 30 O 11  Ⅲ  553.172 6  1.99  407.128 3ꎬ 275.086 9ꎬ  7 ̄O ̄甲基芦荟新苷 A
                                                               227.062 1ꎬ 191.069 6  7 ̄O ̄methyl ̄aloeresin A
              C45  B  58.03  C 25 H 28 O 12  Ⅲ  519.150 8  -0.19  357.093 2ꎬ 339.079 6ꎬ  3(2H) ̄Benzofuranoneꎬ 6ꎬ7 ̄dihydroxy ̄
                                                               321.070 5ꎬ 313.099 5ꎬ  2 ̄[[ 2 ̄hydroxy ̄4 ̄( 4 ̄hydroxybutoxy ) ̄
                                                               295.085 6ꎬ 280.073 6  phenyl] methylene] ̄glucoside or isomer
              C46     63.68  C 26 H 30 O 12  Ⅱ  579.171 3  -1.04  459.126 4ꎬ 441.114 8ꎬ  Deacetyllittoraloin or aloinoside C
                                                               417.128 3ꎬ 295.042 2ꎬ
                                                               277.044 2
              C47     75.21  C 26 H 30 O 12  Ⅱ  579.172 0  0.17  533.155 3ꎬ 443.129 5ꎬ  Deacetyllittoraloin or aloinoside C
                                                               295.058 4ꎬ 267.055 8ꎬ
                                                               253.050 2
              C48     40.46  C 26 H 30 O 12  Ⅱ  579.172 1  0.35  416.108 8ꎬ 297.063 0ꎬ  Deacetyllittoraloin or aloinoside C
                                                               252.033 4
              C49     45.17  C 26 H 30 O 12  Ⅱ  579.171 5  -0.69  459.126 6ꎬ 417.117 3ꎬ  Deacetyllittoraloin or aloinoside C
                                                               351.092 7ꎬ 309.081 3ꎬ
                                                               297.078 1
              C50     63.39  C 21 H 20 O 9  Ⅰ  415.103 5  -0.96  295.056 5ꎬ 266.055 1  Aloe ̄emodin ̄11 ̄O ̄rhamnoside
              C51     65.31  C 21 H 20 O 9  Ⅰ  415.103 5  -0.96  295.059 2ꎬ 266.064 8  Aloe ̄emodin ̄11 ̄O ̄rhamnoside

              C52  B  70.67  C 18 H 16 O 7  Ⅲ  343.083 0  2.04  325.064 9ꎬ 307.046 8ꎬ  Feralolide or isomer
                                                               281.079 5ꎬ 241.066 2
              C53     67.08  C 23 H 24 O 10  Ⅱ  459.131 0  2.83  297.073 3ꎬ 251.065 1ꎬ  6′ ̄O ̄acetyl ̄aloin A or isomer
                                                               223.076 2
              C54     84.79  C 23 H 24 O 10  Ⅱ  459.128 7  -2.18  339.086 8ꎬ 279.061 9ꎬ  6′ ̄O ̄acetyl ̄aloin A or isomer
                                                               251.058 3
              C55     81.19  C 23 H 24 O 10  Ⅱ  459.129 1  -1.31  339.085 1ꎬ 279.062 9ꎬ  6′ ̄O ̄acetyl ̄aloin A or isomer
                                                               251.060 5
              C56    102.69  C 15 H 10 O 5  Ⅰ  269.045 1  -1.49  241.049 6         芦荟大黄素同分异构体
                                                                                   Emodin isomer
              C57  B  104.39  C 19 H 18 O 7  Ⅲ  357.097 6  -1.12  339.082 8ꎬ 321.071 5ꎬ  Aloedihydroisocoumarin or isomer
                                                               313.109 6ꎬ 295.093 1ꎬ
                                                               280.072 2ꎬ 271.095 4ꎬ
                                                               251.140 6
              C58  B  112.83  C 19 H 18 O 7  Ⅲ  357.097 2  -2.24  339.103 5ꎬ 321.072 3ꎬ  Aloedihydroisocoumarin or isomer
                                                               313.118 8ꎬ 295.082 4ꎬ
                                                               271.083 3
              C59     93.16  C 30 H 28 O 11  Ⅱ  563.155 4  -0.89  443.108 2ꎬ 399.117 7ꎬ  Microdontin A or microdontin B or
                                                               351.093 5ꎬ 297.073 8ꎬ  isomer
                                                               279.060 4
              C60     94.82  C 30 H 28 O 11  Ⅱ  563.153 1  -4.97  443.109 3ꎬ 399.117 2ꎬ  Microdontin A or microdontin B or
                                                               297.073 7ꎬ 279.061 1  isomer
              C61     94.77  C 30 H 28 O 11  Ⅱ  563.154 0  -3.37  443.109 3ꎬ 399.117 2ꎬ  Microdontin A or microdontin B or
                                                               297.073 7ꎬ 279.061 1ꎬ  isomer
                                                               255.060 0
              C62     97.01  C 30 H 28 O 11  Ⅱ  563.154 0  -3.37  443.110 2ꎬ 399.117 3ꎬ  Microdontin A or microdontin B or
                                                               297.071 5ꎬ 279.065 3ꎬ  isomer
                                                               255.062 4
              C63     99.94  C 30 H 28 O 11  Ⅱ  563.155 1  -1.42  443.107 1ꎬ 297.072 9ꎬ  Microdontin A or microdontin B or
                                                               279.060 0ꎬ 255.058 1  isomer
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