2-Thiophenecarboxylic acid hydrazide
Product Name 2-Thiophenecarboxylic acid hydrazide
CAS2361-27-5
MFC5H6N2OS
MW142.18
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MassMS-NW-6731 2-thiophenecarbohydrazide C5H6N2OS (Mass of molecular ion: 142)
Source Temperature: 260 °C Sample Temperature: 190 °C Reservoir, 75 eV
17.0 1.2 18.0 5.5 28.0 14.9 29.0 1.4 31.0 2.6 32.0 2.0 37.0 1.5 38.0 2.4 39.0 22.7 40.0 1.0 44.0 1.7 45.0 5.3 50.0 1.4 53.0 1.1 57.0 4.4 58.0 2.8 69.0 1.2 81.0 1.7 82.0 2.1 83.0 10.9 84.0 2.1 91.0 1.5 109.0 1.4 111.0 100.0 112.0 15.3 113.0 6.3 127.0 1.0 128.0 1.0 139.0 1.7 142.0 16.1 143.0 1.2
90 MHz in DMSO-d6
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1H NMR 89.56 MHz C5 H6 N2 O S 0.038 g : 0.5 ml DMSO-d6 2-thiophenecarbohydrazide 
Assign. Shift(ppm)
A 9.75 B 7.72 C 7.128 D 4.43
Hz ppm Int.873.31 9.752 109 694.38 7.754 539 689.75 7.702 1000 642.50 7.174 297 638.13 7.126 352 633.81 7.077 231 397.19 4.435 105
in DMSO-d6
KBr disc
nujol mull
4880 A,200 M,powder
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