2,5-二氢呋喃(1708-29-8)核磁图(1HNMR)
InChI:InChI=1S/C4H6O/c1-2-4-5-3-1/h1-2H,3-4H2
InChIKey: ARGCQEVBJHPOGB-UHFFFAOYSA-N
Smiles:O1CC=CC1
-
Mass
MS-NW-5071
2,5-dihydrofuran
C4H6O (Mass of molecular ion: 70)
Source Temperature: 260 °C
Sample Temperature: 190 °C
Reservoir, 75 eV
14.0 1.8
15.0 3.5
18.0 1.9
25.0 1.0
26.0 4.3
27.0 12.2
28.0 3.7
29.0 18.8
31.0 2.7
37.0 5.9
38.0 11.4
39.0 83.7
40.0 26.5
41.0 100.0
42.0 77.0
43.0 3.6
44.0 2.5
50.0 1.7
51.0 1.3
68.0 3.5
69.0 26.2
70.0 91.3
71.0 5.6
72.0 1.7
400 MHz in CDCl3
90 MHz in CDCl3
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1H NMR |
399.65 MHz |
C4 H6 O
|
0.05 ml : 0.5 ml CDCl3
|
2,5-dihydrofuran
|
|
Assign. Shift(ppm)
A 5.89
B 4.63
|
Hz ppm Int.
2359.38 5.904 39
2358.28 5.901 40
2356.81 5.898 55
2354.00 5.891 529
2351.32 5.884 70
2349.98 5.881 55
2348.75 5.878 50
1857.30 4.648 54
1856.32 4.645 56
1852.66 4.636 711
1851.68 4.634 1000
1848.27 4.625 95
1847.53 4.623 90
1842.90 4.612 28
-
1H NMR |
89.56 MHz |
C4 H6 O
|
0.04 ml : 0.5 ml CDCl3
|
2,5-dihydrofuran
|
|
Assign. Shift(ppm)
A 5.885
B 4.636
|
Hz ppm Int.
531.50 5.935 22
530.13 5.920 25
528.69 5.904 83
528.19 5.898 165
527.38 5.889 421
526.50 5.879 178
524.69 5.859 41
523.38 5.844 26
522.06 5.830 30
420.19 4.692 27
419.31 4.682 25
418.19 4.670 34
415.81 4.643 1000
414.94 4.634 938
412.56 4.607 51
411.38 4.594 30
410.63 4.585 27