吡嗪(290-37-9)核磁图(1HNMR)
InChI:InChI=1S/C4H4N2/c1-2-6-4-3-5-1/h1-4H
InChIKey: KYQCOXFCLRTKLS-UHFFFAOYSA-N
Smiles:C1=NC=CN=C1
-
Mass
MS-NW-5010
pyrazine
C4H4N2 (Mass of molecular ion: 80)
Source Temperature: 240 °C
Sample Temperature: 190 °C
Reservoir, 75 eV
25.0 2.2
26.0 42.3
27.0 2.7
28.0 5.6
38.0 1.8
39.0 2.0
40.0 1.4
50.0 1.0
51.0 7.1
52.0 10.4
53.0 45.3
54.0 1.7
80.0 100.0
81.0 5.6
-
| 1H NMR |
300 MHz |
| C4 H4 N2
|
0.037 g : 0.5 ml CDCl3
|
| pyrazine
|
 |
Parameter ppm Hz
D(A) 8.590
|
Hz ppm Int.
2577.00 8.590 1000
TRIPLE CATION, WITH LI IN MTHF
ANION RADICAL, ELECTROLYTIC REDUCTION
ANION RADICAL, REDUCTION WITH NA IN LIQ. NH3
ANION RADICAL, REDUCTION WITH K IN DME, -80C