400 MHz in DMSO-d6
-
1H NMR 399.65 MHz C4 H6 N2 O2 0.041 g : 0.5 ml DMSO-d6 5,6-dihydro-2,4(1H,3H)-pyrimidinedione 
Assign. Shift(ppm)
A *1 9.93 B *1 7.48 C 3.210 D 2.447
Hz ppm Int.3970.34 9.935 211 2989.35 7.480 211 1291.35 3.232 318 1288.76 3.225 330 1284.64 3.215 617 1282.04 3.208 615 1277.77 3.198 357 1275.18 3.191 340 984.65 2.464 546 977.78 2.447 1000 970.92 2.430 496
in DMSO-d6
KBr disc
nujol mull
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