Product Name3-Amino-4-pyrazolecarboxamide hemisulfate
CAS27511-79-1
Molecular FormulaC8H14N8O6S
Molecular Weight350.31
InChIInChI=1S/2C4H6N4O.H2O4S/c2*5-3-2(4(6)9)1-7-8-3;1-5(2,3)4/h2*1H,(H2,6,9)(H3,5,7,8);(H2,1,2,3,4)
InChIKey UMPKASYMNORSRO-UHFFFAOYSA-N
SmilesC1(C(=O)N)=CNN=C1N.C1(C(=O)N)=CNN=C1N.S(=O)(=O)(O)O

Mass
MS-IW-0724 3-amino-4-pyrazolecarboxamide hemisulfate C4H6N4O 1/2H2O4S (Mass of molecular ion: 126)
Source Temperature: 190 °C Sample Temperature: 150 °C Direct, 75 eV
27.0 1.9
28.0 8.9
29.0 1.6
39.0 1.1
40.0 2.4
41.0 1.1
43.0 6.5
44.0 4.4
48.0 4.0
51.0 1.0
52.0 12.8
53.0 9.8
54.0 9.8
55.0 2.3
64.0 9.5
66.0 1.4
67.0 1.6
68.0 2.1
80.0 10.2
81.0 3.7
83.0 1.0
108.0 7.5
109.0 92.8
110.0 24.4
111.0 1.4
126.0 100.0
127.0 6.5
400 MHz in DMSO-d6

| 1H NMR | 399.65 MHz |
| C4 H6 N4 O | 0.037 g : 0.5 ml DMSO-d6 |
| 3-amino-4-pyrazolecarboxamide hemisulfate | |
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Assign. Shift(ppm) |
Hz ppm Int.
3251.50 8.136 67 3239.14 8.105 1000 3232.27 8.088 96 3227.39 8.076 96
in DMSO-d6

KBr disc

nujol mull


3-Amino-4-pyrazolecarboxamide hemisulfate(27511-79-1) 1H NMR Atlas of Related Products
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