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MassMS-IW-5294 4,5-dimethyloctane C10H22 (Mass of molecular ion: 142)
Source Temperature: 220 °C Sample Temperature: 160 °C Reservoir, 75 eV
27.0 9.2 29.0 14.5 39.0 6.9 40.0 1.1 41.0 27.1 42.0 17.1 43.0 88.8 44.0 3.8 53.0 2.3 55.0 31.4 56.0 5.1 57.0 73.2 58.0 3.3 67.0 1.0 69.0 5.8 70.0 100.0 71.0 71.7 72.0 3.6 85.0 3.1 97.0 1.0 98.0 7.5 99.0 14.6 100.0 1.1 105.0 3.1 113.0 1.9 142.0 3.3
400 MHz in CDCl3
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1H NMR 399.65 MHz C10 H22 0.04 ml : 0.5 ml CDCl3 4,5-dimethyloctane 
Assign. Shift(ppm)
A 1.42 B *1 1.40 to 1.34 C *2 1.31 D *2 1.29 to 1.24 E *3 1.23 G *1 1.20 J *3 1.11 K *2 1.04 L 0.885 M 0.810 N 0.745 ASSIGNED BY H-H COSY. MIXTURE OF OPTICAL ISOMERS.
Hz ppm Int.548.71 1.373 113 538.82 1.349 113 509.03 1.274 117 502.44 1.258 136 498.54 1.248 117 497.19 1.245 133 496.34 1.242 142 494.02 1.237 126 458.25 1.147 40 451.17 1.129 56 448.24 1.122 48 445.92 1.116 48 443.36 1.110 60 440.31 1.102 44 437.99 1.096 45 435.06 1.089 41 432.01 1.081 54 423.10 1.059 57 422.61 1.058 57 419.80 1.051 44 417.72 1.046 43 414.79 1.038 39 413.82 1.036 44 409.91 1.026 42 408.81 1.023 39 360.35 0.902 648 358.28 0.897 137 353.39 0.885 1000 346.07 0.866 545 344.36 0.862 140 327.27 0.819 560 320.56 0.803 529 301.15 0.754 596 294.43 0.737 574
in CDCl3
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