4-ETHYL-3-THIOSEMICARBAZIDE
Product Name 4-ETHYL-3-THIOSEMICARBAZIDE
CAS13431-34-0
MFC3H9N3S
MW119.19
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MassMS-NW-7429 4-ethyl(thiosemicarbazide) C3H9N3S (Mass of molecular ion: 119)
Source Temperature: 160 °C Sample Temperature: 120 °C Direct, 75 eV
15.0 2.6 17.0 3.1 18.0 11.8 26.0 1.8 27.0 13.7 28.0 16.8 29.0 26.4 30.0 5.6 31.0 12.5 32.0 100.0 33.0 1.0 40.0 1.1 41.0 1.8 42.0 6.7 43.0 12.1 44.0 29.5 45.0 3.8 47.0 1.3 48.0 1.9 55.0 1.5 59.0 7.0 60.0 65.6 61.0 5.0 62.0 3.1 69.0 4.5 71.0 1.2 74.0 1.6 75.0 2.7 76.0 1.0 86.0 1.0 88.0 10.6 102.0 5.7 103.0 1.8 119.0 60.9 120.0 4.0 121.0 2.8
90 MHz in CDCl3
400 MHz in CDCl3
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1H NMR 89.56 MHz C3 H9 N3 S 0.031 g : 0.5 ml CDCl3 4-ethyl(thiosemicarbazide) 
Assign. Shift(ppm)
A *1 8.15 B *1 7.4 C 3.92 D 3.64 E 1.238
Hz ppm Int.730.13 8.153 77 666.44 7.442 42 359.50 4.015 30 358.94 4.008 30 351.31 3.923 225 340.31 3.800 88 334.50 3.735 90 332.94 3.718 250 327.31 3.655 246 325.69 3.637 268 322.69 3.604 42 320.06 3.574 260 318.63 3.558 113 312.88 3.494 92 117.94 1.317 500 114.50 1.279 45 110.75 1.237 1000 106.56 1.190 49 103.44 1.155 440
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1H NMR 399.65 MHz C3 H9 N3 S 0.040 g : 0.5 ml CDCl3 4-ethyl(thiosemicarbazide) Assign. Shift(ppm)
A *1 8.23 B *1 7.45 C 3.96 D 3.640 E 1.235
Hz ppm Int.3287.48 8.226 56 2975.83 7.447 36 1584.23 3.965 87 1468.99 3.676 58 1463.26 3.662 78 1461.67 3.658 187 1456.05 3.644 198 1454.47 3.640 205 1448.73 3.625 194 1447.27 3.622 87 1441.53 3.607 65 501.10 1.254 500 498.05 1.247 27 493.90 1.236 1000 486.57 1.218 512 484.25 1.212 41
in CDCl3
KBr disc
nujol mull
