Page 117 - 《广西植物》2024年第2期
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2 期                      张静等: 中药库拉索芦荟化学成分的液质定性分析                                            3 1 9

                                                          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)
              C22  B  24.28  C 15 H 16 O 5  Ⅲ  275.091 6  -3.27  231.068 8ꎬ 213.051 3ꎬ  2 ̄(hydroxymethyl) ̄5 ̄[(4S) ̄4 ̄hydroxy ̄
                                                               189.057 8           2 ̄oxopentyl] ̄4H ̄1 ̄benzopyran ̄4 ̄one
              C23     28.53  C 30 H 40 O 17  Ⅴ  671.216 5  -4.17  525.154 1ꎬ 213.052 0ꎬ  Aloveroside A
                                                               185.055 7
              C24  B  28.96  C 23 H 30 O 13  Ⅴ  513.161 4  -3.51  351.104 6ꎬ 189.053 1  Plicataloside
              C25  B  27.58  C 32 H 40 O 15  Ⅲ  663.228 8  -0.90  501.172 3ꎬ 325.087 4ꎬ  Epimedkoreside B or isomer
                                                               307.086 1ꎬ 187.038 8
              C26  B  29.45  C 32 H 40 O 15  Ⅲ  663.227 9  -2.26  501.182 4ꎬ 307.078 7ꎬ  Epimedkoreside B or isomer
                                                               265.062 7
              C27  B  30.64  C 32 H 40 O 15  Ⅲ  663.226 8  -3.92  325.088 4ꎬ 307.077 9ꎬ  Epimedkoreside B or isomer
                                                               265.069 3
              C28  B  38.01  C 24 H 26 O 12  Ⅲ  505.133 6  -3.17  343.079 4ꎬ 325.065 1ꎬ  1H ̄2 ̄benzopyran ̄1 ̄one or isomer
                                                               299.087 8ꎬ 281.076 0
              C29  B  42.30  C 24 H 26 O 12  Ⅲ  505.134 2  -1.98  343.080 7ꎬ 325.073 1ꎬ  1H ̄2 ̄benzopyran ̄1 ̄one or isomer
                                                               299.090 8ꎬ 281.080 0ꎬ
                                                               241.051 5ꎬ 197.059 9
              C30  B  142.62  C 24 H 26 O 12  Ⅲ  505.133 6  -3.17  343.079 4ꎬ 325.065 1ꎬ  1H ̄2 ̄benzopyran ̄1 ̄one or isomer
                                                               299.087 8ꎬ 281.076 0
              C31     42.88  C 29 H 32 O 12  Ⅲ  571.179 1  -5.25  527.150 8ꎬ 351.105 8ꎬ  Rabaichromone
                                                               231.061 6ꎬ 193.053 7ꎬ
                                                               179.023 9
              C32     43.06  C 34 H 38 O 17  Ⅳ  717.201 4  -3.07  555.141 8ꎬ 409.103 4ꎬ  芦荟宁 B
                                                               307.078 6ꎬ 289.071 8ꎬ  Aloenin B
                                                               247.057 6
              C33     34.23  C 34 H 38 O 16  Ⅲ  701.207 7  -1.43  539.152 1ꎬ 307.079 1ꎬ  芦荟新苷 C
                                                               231.069 8           Aloeresin C
              C34     46.46  C 21 H 22 O 9  Ⅱ  417.120 4  3.12  297.073 4ꎬ 279.067 9ꎬ  芦荟苷 A 或同分异构体
                                                               269.076 3ꎬ 251.069 0ꎬ  Aloin A or isomer
                                                               233.060 0
              C35  A  50.27  C 21 H 22 O 9  Ⅱ  417.118 9  -0.48  297.072 3ꎬ 279.054 1ꎬ  芦荟苷 A
                                                               269.072 4ꎬ 251.071 2ꎬ  Aloin A
                                                               225.060 1
              C36     52.93  C 27 H 32 O 13  Ⅱ  563.174 9  -3.73  443.130 5ꎬ 401.119 2ꎬ  Aloinoside A or aloinoside B or isomer
                                                               303.051 7ꎬ 277.073 1ꎬ
                                                               253.050 2
              C37     60.11  C 27 H 32 O 13  Ⅱ  563.175 8  -2.13  443.129 4ꎬ 425.120 9ꎬ  Aloinoside A or aloinoside B or isomer
                                                               365.101 3ꎬ 295.059 2ꎬ
                                                               277.046 3
              C38     93.51  C 27 H 32 O 13  Ⅱ  563.175 8  -2.13  443.128 2ꎬ 425.131 0ꎬ  Aloinoside A or aloinoside B or isomer
                                                               365.102 3ꎬ 295.059 8ꎬ
                                                               277.047 7
              C39     56.64  C 27 H 32 O 13  Ⅱ  609.182 7  0.33  563.170 7ꎬ 443.134 6ꎬ  Aloinoside A or aloinoside B or isomer
                                                               401.122 1ꎬ 295.055 3ꎬ
                                                               281.072 6ꎬ 277.046 1ꎬ
                                                               261.054 5
              C40     60.87  C 27 H 32 O 13  Ⅱ  609.182 5  1.15  563.171 3ꎬ 443.131 4ꎬ  Aloinoside A or aloinoside B or isomer
                                                               401.124 5ꎬ 295.057 1ꎬ
                                                               281.073 2ꎬ 277.045 3
              C41  A  53.34  C 29 H 32 O 11  Ⅲ  555.186 2  -1.80  511.155 4ꎬ 243.061 2  芦荟新苷 D
                                                                                   Aloeresin D
              C42     68.96  C 28 H 28 O 12  Ⅲ  555.149 9  -1.62  391.086 2ꎬ 307.078 7ꎬ  6′ ̄O ̄coumaroyl ̄aloesin or isomer
                                                               271.056 0ꎬ 247.058 1
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