1-Methylpiperazine(109-01-3) 1H NMR
Product Name1-Methylpiperazine
CAS109-01-3
Molecular FormulaC5H12N2
Molecular Weight100.16
InChIInChI=1S/C5H12N2/c1-7-4-2-6-3-5-7/h6H,2-5H2,1H3
InChIKey PVOAHINGSUIXLS-UHFFFAOYSA-N
SmilesN1(C)CCNCC1
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MassMS-NW-1596 1-methylpiperazine C5H12N2 (Mass of molecular ion: 100)
Source Temperature: 240 °C Sample Temperature: 180 °C Reservoir, 75 eV
15.0 5.5 18.0 1.9 26.0 1.1 27.0 3.9 28.0 12.1 29.0 10.3 30.0 9.1 41.0 3.7 42.0 24.5 43.0 35.2 44.0 13.2 45.0 1.4 54.0 1.7 55.0 1.5 56.0 14.9 57.0 9.6 58.0 100.0 59.0 3.5 70.0 3.9 71.0 2.2 100.0 39.1 101.0 2.4
90 MHz in CDCl3
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1H NMR 89.56 MHz C5 H12 N2 0.04 ml : 0.5 ml CDCl3 1-methylpiperazine 
Assign. Shift(ppm)
A 2.884 B 2.369 C 2.264 D 1.72
Hz ppm Int.264.13 2.950 109 259.81 2.901 129 254.63 2.844 213 216.50 2.418 165 213.38 2.383 74 211.31 2.360 138 206.75 2.309 97 202.81 2.265 1000 200.06 2.234 28 154.13 1.721 123
in CDCl3
CCl4 solution
liquid film
