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