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