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MassMS-IW-2635 bis(2-ethylhexyl) dodecanedioate C28H54O4 (Mass of molecular ion: 454)
Source Temperature: 180 °C Sample Temperature: 150 °C Direct, 75 eV
29.0 2.4 41.0 7.7 42.0 2.2 43.0 11.2 55.0 12.5 56.0 5.5 57.0 26.1 58.0 1.6 67.0 1.8 68.0 1.5 69.0 8.9 70.0 21.2 71.0 22.0 72.0 1.4 73.0 1.1 81.0 2.1 82.0 2.5 83.0 11.6 84.0 7.3 85.0 1.3 95.0 1.3 97.0 3.9 98.0 11.8 99.0 1.3 101.0 1.0 110.0 1.2 111.0 3.4 112.0 44.2 113.0 20.6 114.0 1.8 115.0 1.6 125.0 2.1 129.0 1.5 135.0 1.1 149.0 2.3 152.0 1.0 153.0 3.7 157.0 2.3 166.0 1.3 167.0 2.4 170.0 1.1 171.0 8.3 172.0 1.2 186.0 3.5 193.0 1.0 194.0 1.9 195.0 1.1 212.0 1.2 213.0 100.0 214.0 13.8 215.0 1.6 227.0 1.0 231.0 4.0 249.0 1.1 268.0 1.2 283.0 3.0 298.0 2.0 324.0 1.1 325.0 13.6 326.0 3.2 342.0 1.0 343.0 15.1 344.0 3.4 454.0 2.8
400 MHz in CDCl3
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1H NMR 399.65 MHz C28 H54 O4 0.05 ml : 0.5 ml CDCl3 bis(2-ethylhexyl) dodecanedioate 
Assign. Shift(ppm)
A *1 3.990 B *1 3.982 C 2.294 D 1.62 E 1.57 F 1.36 G 1.29 J 0.89 ASSIGNED BY C-H AND H-H COSY.
Hz ppm Int.1601.81 4.009 34 1596.68 3.996 344 1595.09 3.992 332 1590.82 3.981 338 1589.23 3.977 325 1584.23 3.965 31 1578.25 3.950 30 924.56 2.314 268 917.11 2.295 463 909.55 2.276 299 653.69 1.636 98 646.48 1.618 144 639.04 1.599 117 632.20 1.582 85 629.52 1.576 50 626.22 1.567 83 620.24 1.552 67 614.26 1.537 31 557.74 1.396 56 556.40 1.393 54 550.05 1.377 176 548.95 1.374 146 543.70 1.361 164 542.48 1.358 271 536.13 1.342 186 535.03 1.339 225 527.83 1.321 205 523.07 1.309 378 519.17 1.300 644 514.89 1.289 951 364.14 0.912 637 357.91 0.896 664 356.69 0.893 1000 350.83 0.878 251 349.12 0.874 464
in CDCl3
liquid film
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