2,3-Diethyl-5-methylpyrazine(18138-04-0) MS
Product Name2,3-Diethyl-5-methylpyrazine
CAS18138-04-0
Molecular FormulaC9H14N2
Molecular Weight150.22
InChIInChI=1S/C9H14N2/c1-4-8-9(5-2)11-7(3)6-10-8/h6H,4-5H2,1-3H3
InChIKey PSINWXIDJYEXLO-UHFFFAOYSA-N
SmilesC1(CC)=NC=C(C)N=C1CC
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MassMS-NW-9251 2,3-diethyl-5-methylpyrazine C9H14N2 (Mass of molecular ion: 150)
Source Temperature: 250 °C Sample Temperature: 160 °C Reservoir, 75 eV
27.0 3.7 28.0 8.7 29.0 3.3 38.0 1.3 39.0 15.8 40.0 5.8 41.0 6.4 42.0 3.4 51.0 1.6 52.0 2.5 53.0 3.9 54.0 4.9 55.0 1.8 56.0 33.9 57.0 1.3 65.0 2.1 66.0 4.5 67.0 5.6 68.0 1.0 77.0 1.0 79.0 1.4 80.0 1.6 81.0 1.1 93.0 1.8 94.0 5.3 95.0 2.2 107.0 2.9 108.0 1.3 120.0 2.0 121.0 19.8 122.0 11.0 123.0 2.1 133.0 5.0 134.0 4.7 135.0 70.6 136.0 7.1 147.0 1.0 149.0 60.7 150.0 100.0 151.0 10.8
90 MHz in CDCl3
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1H NMR 89.56 MHz C9 H14 N2 0.02 ml : 0.5 ml CDCl3 2,3-diethyl-5-methylpyrazine 
Assign. Shift(ppm)
A 8.194 B 2.81 C 2.489 D 1.28
Hz ppm Int.733.88 8.195 246 264.06 2.949 116 256.44 2.864 394 252.69 2.822 38 249.00 2.781 441 244.63 2.732 39 243.94 2.724 39 243.69 2.721 39 241.56 2.698 175 226.44 2.529 36 223.00 2.490 915 217.19 2.426 31 216.81 2.421 31 216.38 2.417 30 122.44 1.368 535 119.00 1.329 46 115.00 1.285 1000 110.50 1.234 55 109.94 1.228 55 107.38 1.199 431
in CDCl3
liquid film
