Skip to main content

Table 1 Identified and tentative 2-(2-phenylethyl)chromones compounds from the salt-treated Aquilaria calli

From: Salinity stress induces the production of 2-(2-phenylethyl)chromones and regulates novel classes of responsive genes involved in signal transduction in Aquilaria sinensis calli

Peak number tR (min) Molecular formula m/z experimental m/z calculated Error (ppm) IT/MS/MS fragment
1* 29.03 C18H19O7Cl 383.0913 383.0892 5.48 365, 137
2 32.12 C18H19O6Cl 367.0920 367.0941 −5.72 137
3 32.54 C18H19O7Cl 383.0913 383.0892 5.48 365, 137
4 35.01 C18H19O6Cl 367.0955 367.0943 3.27 137
5 35.87 C17H17O5Cl 337.0821 337.0837 −4.75 319, 195
6 36.59 C17H17O6Cl 353.0820 353.0786 9.63 335
7 39.29 C17H17O5Cl 337.0844 337.0837 2.08 319, 195
8 41.32 C18H16O6 329.1017 329.1020 −0.91 137, 122
9 41.48 C18H20O5 317.1376 317.1384 −2.52 121, 299
10 42.09 C18H18O6 331.1164 331.1176 −3.62 313
11* 42.99 C17H17O5Cl 337.0821 337.0837 −4.75 319, 195
12 45.09 C17H14O5 299.0904 299.0914 −3.34 193, 148
13 46.62 C19H18O6 343.1173 343.1176 −0.87 207, 192
14 48.47 C18H16O5 313.1072 313.1071 0.32 206, 191
15 48.99 C17H17O5Cl 337.0844 337.0837 2.08 319, 195
16* 49.37 C19H18O6 343.1176 343.1176 0 137
17* 50.16 C18H16O5 313.1072 313.1071 0.32 137
18 51.35 C17H17O4Cl 321.0889 321.0888 0.31 303, 212
19 51.77 C17H14O4 283.0965 283.0965 0 192
20 52.89 C18H16O5 313.1071 313.1071 0 137
21* 57.51 C18H16O5 313.1071 313.1071 0 121, 192
22 58.06 C19H18O4 327.1227 327.1227 0 220
23* 58.48 C17H14O4 283.0965 283.0965 0 192
24 58.98 C20H20O6 357.1339 357.1333 1.68 137, 220
25 63.28 C18H16O4 297.1123 297.1121 0.67 121
26* 64.80 C17H14O3 267.1011 267.1016 −1.87 107
27 66.05 C18H15O5Cl 347.0681 347.0681 0 137
28* 67.35 C19H18O5 327.1229 327.1227 0.61 137
29 67.78 C18H16O4 297.1126 297.1121 1.68 206, 191
30 69.14 C18H16O4 297.1123 297.1121 0.67 107, 191
31 71.68 C19H18O5 327.1127 327.1127 0 137
32* 73.00 C17H14O3 267.1016 267.1016 0 176
33 75.58 C19H18O6 343.1176 343.1176 0 137, 167
34 77.18 C19H16O5 325.1063 325.1071 −2.46 151
35* 82.33 C20H20O5 341.1381 341.1384 −0.88 121, 220
36* 83.90 C19H18O4 311.1277 311.1278 −0.32 181, 220
37 85.35 C19H18O6 343.1176 343.1176 0 121
38 86.96 C18H16O5 313.1071 313.1071 0 222
39* 91.24 C17H13O3Cl 301.0625 301.0626 −0.33 210, 170
40 92.32 C17H14O2 251.1067 251.1067 0  
41* 93.55 C19H18O4 311.1277 311.1278 −0.32 121, 190
  1. *: 2-(2-phenylethyl) chromone derivatives identified with standards
  2. (1)8-Chloro-5,6,7-trihydroxy-2-(3-hydroxy-4-methoxyphenethyl)-5,6,7,8-tetrahydro-4H-chromen-4-one; (11) 8-Chloro-2-(2-phenylethyl)-5,6,7-trihydroxy-5,6,7,8-tetrahydrochromone; (16) 7-Hydroxy-6-methoxy-2-[2-(3′-hydroxy-4′-methoxyphenyl)ethyl]chromone; (17) 6-Hydroxy-2-[2-(4′-hydroxy-3′-methoxyphenyl)ethenyl]chromone.; (21) Oxidoagarochromone B; (23) Oxidoagarochromone A; (26) 2-(2-4′- hydroxyphenylethyl)chromone; (28) 6-Methoxy-2-[2-(3-methoxy-4-hydroxyphenyl)ethyl]chromone; (32) AH3: 6-Hydroxy-2-(2-phenylethyl)chromone; (35) AH8: 6,7-Dimethoxy-2-[2-(4-methoxyphenyl)ethyl]chromone; (36) AH6: 6,7-Dimethoxy-2(2-phenylethyl)chromone; (39) 6-Hydroxy-8- chloro −2-(2-phenylethyl) chromone; (41) 6-Methoxy-2-[2-(3′-methoxyphenyl)ethyl]chromone