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MassMS-IW-2784 diethyl 1,1-cyclopropanedicarboxylate C9H14O4 (Mass of molecular ion: 186)
Source Temperature: 210 °C Sample Temperature: 160 °C Reservoir, 75 eV
15.0 1.2 26.0 1.5 27.0 11.6 28.0 3.3 29.0 46.4 30.0 1.2 31.0 3.8 38.0 1.0 39.0 8.3 40.0 9.7 41.0 12.0 42.0 4.9 43.0 12.8 44.0 1.0 45.0 7.2 53.0 1.6 54.0 1.4 55.0 1.7 57.0 1.6 59.0 1.9 60.0 3.5 61.0 1.4 67.0 1.1 68.0 9.4 69.0 9.7 70.0 1.5 73.0 1.1 82.0 6.0 83.0 1.1 84.0 4.8 85.0 11.7 86.0 16.1 87.0 3.2 88.0 5.8 95.0 7.5 96.0 1.1 97.0 3.8 99.0 2.3 105.0 1.1 111.0 1.0 112.0 44.5 113.0 51.3 114.0 20.0 115.0 19.8 116.0 1.2 127.0 1.1 130.0 36.4 131.0 4.0 132.0 1.0 133.0 11.6 140.0 4.4 141.0 100.0 142.0 9.0 143.0 1.3 158.0 24.6 159.0 19.3 160.0 2.5 186.0 4.6
400 MHz in CDCl3
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1H NMR 399.65 MHz C9 H14 O4 0.05 ml : 0.5 ml CDCl3 diethyl 1,1-cyclopropanedicarboxylate 
Assign. Shift(ppm)
A 4.199 B 1.426 C 1.280
Hz ppm Int.1688.84 4.226 207 1681.76 4.209 538 1674.56 4.191 526 1667.48 4.173 209 570.19 1.427 1000 518.55 1.298 560 511.47 1.280 889 507.32 1.270 48 504.27 1.262 535
in CDCl3
liquid film
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