Pyrazine(290-37-9) 1H NMR
Molecular FormulaC4H4N2
Molecular Weight80.09
InChIInChI=1S/C4H4N2/c1-2-6-4-3-5-1/h1-4H
InChIKey KYQCOXFCLRTKLS-UHFFFAOYSA-N
SmilesC1=NC=CN=C1
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MassMS-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
parameter in CDCl3
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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
in CDCl3
KBr disc
nujol mull
ANION RADICAL, REDUCTION WITH K IN DME, -80C
ANION RADICAL, ELECTROLYTIC REDUCTION
ANION RADICAL, REDUCTION WITH NA IN LIQ. NH3
TRIPLE CATION, WITH LI IN MTHF
