ETHYL 2-METHYLCYCLOPROPANE-1-CARBOXYLATE
Product Name ETHYL 2-METHYLCYCLOPROPANE-1-CARBOXYLATE
CAS20913-25-1
MFC7H12O2
MW128.17
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MassMS-NW-9558 ethyl 2-methylcyclopropanecarboxylate C7H12O2 (Mass of molecular ion: 128)
Source Temperature: 240 °C Sample Temperature: 150 °C Reservoir, 75 eV
26.0 1.8 27.0 18.7 28.0 5.5 29.0 47.6 30.0 1.2 39.0 13.3 40.0 1.8 41.0 8.3 42.0 3.0 43.0 9.6 45.0 13.9 51.0 1.4 53.0 8.2 54.0 13.9 55.0 81.1 56.0 16.6 57.0 4.4 58.0 7.6 60.0 1.4 69.0 3.0 71.0 2.0 73.0 9.4 81.0 3.6 82.0 16.2 83.0 94.3 84.0 5.9 85.0 4.3 99.0 8.3 100.0 100.0 101.0 32.8 102.0 2.1 127.0 1.6 128.0 7.3 129.0 4.2
400 MHz in CDCl3
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1H NMR 399.65 MHz C7 H12 O2 0.05 ml : 0.5 ml CDCl3 ethyl 2-methylcyclopropanecarboxylate 
Assign. Shift(ppm)
A 4.110 B 1.37 C 1.32 D 1.255 E 1.16 F 1.108 G 0.658 ASSIGNED BY C-H COSY
Hz ppm Int.1653.56 4.138 180 1646.36 4.120 495 1639.28 4.102 524 1632.08 4.084 209 560.79 1.404 36 556.76 1.394 50 554.57 1.388 53 552.12 1.382 51 550.78 1.379 68 548.10 1.372 71 546.14 1.367 60 544.92 1.364 51 544.56 1.363 56 542.11 1.357 82 540.41 1.353 37 539.79 1.351 43 538.70 1.348 30 536.38 1.343 58 535.77 1.341 67 534.67 1.338 97 530.03 1.327 157 526.37 1.318 116 521.85 1.306 144 517.82 1.296 82 514.40 1.288 35 508.79 1.274 620 501.59 1.256 1000 494.51 1.238 585 476.32 1.192 82 470.09 1.177 60 469.12 1.174 116 464.97 1.164 127 460.33 1.152 176 456.30 1.142 116 455.69 1.141 99 451.66 1.131 88 445.68 1.116 703 439.58 1.100 647 271.97 0.681 73 267.94 0.671 74 265.63 0.665 78 263.92 0.661 77 261.72 0.655 76 259.89 0.651 73 257.57 0.645 69 253.54 0.635 63
in CDCl3
liquid film
4880 A,200 M,liquid
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