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67131-98-0More Spectrum > 4-Cyanophenyl 4-(2-butoxyethoxy)benzoate(67131-98-0)MS
4-Cyanophenyl 4-(2-butoxyethoxy)benzoate
Product Name 4-Cyanophenyl 4-(2-butoxyethoxy)benzoate
CAS67131-98-0
MFC20H21NO4
MW339.39
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MassMS-NW-4492 p-cyanophenyl p-(2-butoxyethoxy)benzoate C20H21NO4 (Mass of molecular ion: 339)
Source Temperature: 160 °C Sample Temperature: 120 °C Direct, 75 eV
17.0 2.1 18.0 8.7 27.0 2.0 28.0 3.8 29.0 8.6 32.0 1.0 39.0 2.6 41.0 8.1 45.0 12.7 50.0 1.5 55.0 2.2 57.0 17.3 63.0 2.4 64.0 3.5 65.0 4.3 74.0 3.9 76.0 3.8 77.0 1.1 90.0 1.0 91.0 1.2 92.0 3.9 93.0 4.9 104.0 4.0 105.0 1.9 119.0 2.0 120.0 5.0 121.0 42.3 122.0 3.5 134.0 1.2 147.0 2.0 221.0 100.0 222.0 14.7 223.0 1.7
90 MHz in CDCl3
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1H NMR 89.56 MHz C20 H21 N O4 0.042 g : 0.5 ml CDCl3 p-cyanophenyl p-(2-butoxyethoxy)benzoate 
Assign. Shift(ppm)
A 8.121 B 7.718 C 7.35 D 7.022 E 4.21 F 3.82 G 3.546 J 1.60 K 1.40 L 0.94
Hz ppm Int.735.00 8.207 72 732.19 8.176 737 730.00 8.151 193 725.19 8.098 213 723.06 8.074 833 720.44 8.045 91 699.00 7.805 62 696.63 7.779 648 694.56 7.756 184 689.94 7.704 228 687.69 7.679 943 685.50 7.655 145 664.56 7.421 128 662.38 7.396 1000 660.19 7.372 239 655.56 7.320 192 653.44 7.297 584 635.81 7.100 81 633.06 7.069 792 630.81 7.044 188 626.19 6.992 164 626.00 6.990 164 624.00 6.968 612 622.56 6.952 56 621.25 6.937 76 382.75 4.274 230 378.38 4.225 426 376.44 4.204 243 373.13 4.167 457 346.63 3.871 453 345.06 3.853 72 343.19 3.832 256 341.25 3.811 409 337.31 3.767 232 336.75 3.761 226 324.56 3.624 275 323.31 3.610 119 321.69 3.592 60 318.00 3.551 769 316.00 3.529 65 311.69 3.481 374 153.38 1.713 60 152.50 1.703 67 151.69 1.694 95 151.25 1.689 102 150.50 1.681 90 149.50 1.670 66 149.19 1.666 72 147.94 1.652 61 147.63 1.649 72 144.75 1.617 184 144.44 1.613 184 144.13 1.610 185 143.63 1.604 208 142.94 1.597 260 141.25 1.578 121 140.94 1.574 108 139.81 1.562 157 138.50 1.547 271 137.25 1.533 205 136.88 1.529 200 135.88 1.518 151 135.19 1.510 162 134.13 1.498 232 133.81 1.495 222 132.56 1.481 172 131.13 1.465 104 130.25 1.455 128 128.63 1.437 184 128.25 1.433 172 126.63 1.414 150 125.75 1.405 73 125.31 1.400 64 124.50 1.391 72 123.06 1.375 167 122.00 1.363 91 121.31 1.355 87 119.94 1.340 170 118.56 1.324 60 118.25 1.321 70 117.88 1.317 84 117.19 1.309 67 116.69 1.303 75 113.50 1.268 139 112.25 1.254 77 107.00 1.195 64 90.06 1.006 401 87.25 0.975 84 86.88 0.971 74 86.31 0.964 62 85.88 0.959 64 83.50 0.933 906 81.88 0.915 264 79.19 0.885 92 78.69 0.879 88 77.31 0.864 145 76.19 0.851 183 74.31 0.830 102
in CDCl3
KBr disc
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