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MassMS-NW-0076 tetrahydrofuran C4H8O (Mass of molecular ion: 72)
Source Temperature: 200 °C Sample Temperature: 25 °C Reservoir, 75 eV
15.0 1.8 26.0 1.9 27.0 14.9 28.0 2.7 29.0 7.6 31.0 3.2 38.0 1.8 39.0 13.0 40.0 8.3 41.0 43.8 42.0 100.0 43.0 15.6 44.0 3.6 45.0 1.0 71.0 33.9 72.0 38.3 73.0 1.8
in DMSO-d6
in CD3OD
in CDCl3
in CD3CN
90 MHz in CDCl3
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1H NMR 89.56 MHz C4 H8 O 0.05 ml : 0.5 ml CDCl3 tetrahydrofuran 
Assign. Shift(ppm)
A 3.727 B 1.841
Hz ppm Int.352.44 3.936 34 350.00 3.908 49 340.94 3.807 350 336.81 3.761 391 334.38 3.734 918 327.81 3.661 464 318.63 3.558 63 316.31 3.532 50 316.06 3.530 50 313.19 3.497 37 312.56 3.490 36 312.06 3.485 36 182.63 2.040 36 180.94 2.021 45 178.50 1.994 67 171.88 1.920 388 168.69 1.884 459 165.31 1.846 1000 162.00 1.809 521 158.75 1.773 415 152.06 1.698 89 149.56 1.670 67 143.00 1.597 38
in CD3OD
in CD3CN
in DMSO-d6
in CDCl3
liquid film
4880 A,200 M,liquid
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