1,2-EPOXYBUTANE(106-88-7) IR2
Product Name1,2-EPOXYBUTANE
CAS106-88-7
Molecular FormulaC4H8O
Molecular Weight72.11
InChIInChI=1S/C4H8O/c1-2-4-3-5-4/h4H,2-3H2,1H3
InChIKey RBACIKXCRWGCBB-UHFFFAOYSA-N
SmilesO1CC1CC
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MassMS-NW-0923 2-ethyloxirane C4H8O (Mass of molecular ion: 72)
Source Temperature: 290 °C Sample Temperature: 150 °C Reservoir, 75 eV
14.0 2.6 15.0 9.9 18.0 2.2 26.0 7.4 27.0 46.9 28.0 5.8 29.0 22.3 30.0 1.3 31.0 21.4 37.0 2.2 38.0 4.3 39.0 30.5 40.0 20.0 41.0 95.9 42.0 100.0 43.0 9.8 44.0 3.5 45.0 3.9 50.0 1.0 53.0 1.4 55.0 1.0 56.0 1.2 57.0 21.4 71.0 22.0 72.0 22.0 73.0 1.0
90 MHz in CDCl3
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1H NMR 89.56 MHz C4 H8 O 0.04 ml : 0.5 ml CDCl3 2-ethyloxirane 
Assign. Shift(ppm)
A 2.887 B 2.733 C 2.475 D 1.569 E 1.012 J(A,C)=2.7HZ, J(A,B)=4.0HZ, J(B,C)=-5.7HZ, J(A,D)=5.5HZ
Hz ppm Int.268.00 2.993 52 265.25 2.962 59 264.00 2.948 86 262.75 2.934 93 261.31 2.918 96 260.06 2.904 108 258.81 2.890 152 257.44 2.875 58 256.13 2.860 164 254.75 2.845 65 253.50 2.831 101 250.75 2.800 108 249.25 2.784 255 245.25 2.739 161 244.25 2.728 365 240.25 2.683 219 225.06 2.513 335 222.38 2.484 297 220.00 2.457 219 217.31 2.427 199 156.50 1.748 39 155.06 1.732 39 151.44 1.691 33 149.56 1.670 72 148.06 1.654 174 145.00 1.620 45 142.06 1.587 181 140.50 1.569 216 140.19 1.566 215 137.19 1.532 63 136.50 1.525 63 134.88 1.507 229 132.88 1.484 98 129.00 1.441 75 127.69 1.426 87 97.81 1.093 298 96.94 1.083 547 96.19 1.075 365 90.19 1.008 1000 89.31 0.998 491 88.38 0.987 261 83.19 0.929 162 82.19 0.918 294 80.88 0.904 187
in CDCl3
CCl4 solution
liquid film
4880 A,200 M,liquid
