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20561-09-5More Spectrum > DIETHYL 1,2-CYCLOPROPANEDICARBOXYLATE(20561-09-5)MS
DIETHYL 1,2-CYCLOPROPANEDICARBOXYLATE
Product Name DIETHYL 1,2-CYCLOPROPANEDICARBOXYLATE
CAS20561-09-5
MFC9H14O4
MW186.21
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MassMS-IW-1268 diethyl 1,2-cyclopropanedicarboxylate C9H14O4 (Mass of molecular ion: 186)
Source Temperature: 230 °C Sample Temperature: 160 °C Reservoir, 75 eV
27.0 6.5 28.0 2.2 29.0 28.6 31.0 1.0 39.0 7.9 40.0 3.5 41.0 4.0 42.0 3.0 43.0 2.2 45.0 2.8 55.0 7.7 57.0 5.1 67.0 3.3 68.0 7.6 69.0 2.0 71.0 1.0 73.0 1.2 84.0 15.9 85.0 31.4 86.0 14.2 95.0 3.2 96.0 1.7 99.0 1.1 112.0 33.1 113.0 31.3 114.0 18.9 115.0 1.4 131.0 2.9 140.0 13.0 141.0 100.0 142.0 9.9 143.0 1.0 157.0 4.0 158.0 2.7 159.0 9.3 186.0 3.7 187.0 1.1
400 MHz in CDCl3
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1H NMR 399.65 MHz C9 H14 O4 0.05 ml : 0.5 ml CDCl3 diethyl 1,2-cyclopropanedicarboxylate 
Assign. Shift(ppm)
A 4.153 B 2.150 C 1.419 D 1.272
Hz ppm Int.1670.41 4.180 273 1663.33 4.162 644 1656.13 4.144 656 1648.93 4.126 275 866.82 2.169 258 861.08 2.155 169 859.62 2.151 232 859.13 2.150 232 858.03 2.147 182 852.17 2.133 283 574.22 1.437 270 570.31 1.428 23 568.36 1.423 179 567.26 1.420 202 566.77 1.419 205 565.31 1.415 165 559.57 1.401 246 515.38 1.290 679 508.30 1.272 1000 501.10 1.254 661
in CDCl3
liquid film
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