4,6-DIAMINOPYRIMIDINE HEMISULFATE, MONOHYDRATE, 98(77709-02-5) IR2
Product Name4,6-DIAMINOPYRIMIDINE HEMISULFATE, MONOHYDRATE, 98
CAS77709-02-5
Molecular FormulaC4H8N4O4S
Molecular Weight208.19
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MassMS-NW-7873 4,6-pyrimidinediamine hemisulfate C4H6N4 1/2H2O4S (Mass of molecular ion: 110)
Source Temperature: 190 °C Sample Temperature: 200 °C Direct, 75 eV
17.0 2.7 18.0 15.0 27.0 2.1 28.0 15.8 29.0 2.4 38.0 1.0 39.0 2.8 40.0 12.6 41.0 24.9 42.0 3.9 43.0 16.1 44.0 2.1 45.0 1.6 53.0 1.6 54.0 1.2 55.0 10.1 56.0 9.1 65.0 1.0 66.0 9.0 67.0 23.0 68.0 4.4 70.0 3.0 82.0 2.5 83.0 33.1 84.0 1.4 110.0 100.0 111.0 6.3
400 MHz in DMSO-d6
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1H NMR 399.65 MHz C4 H6 N4 0.038 g : 0.5 ml DMSO-d6 4,6-pyrimidinediamine hemisulfate 
Assign. Shift(ppm)
A 8.046 B *1 7.23 C *1 5.9 D 5.543
Hz ppm Int.3216.19 8.048 949 2887.45 7.225 277 2359.38 5.904 59 2215.94 5.545 891 2215.21 5.543 1000
in DMSO-d6
KBr disc
nujol mull
