90 MHz in CDCl3
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1H NMR 89.56 MHz C4 H12 N2 0.02 ml : 0.5 ml CDCl3 N,N-dimethylethylenediamine Assign. Shift(ppm)
A 1.40 B 2.228 C 2.341 D 2.764
Hz ppm Int.
255.06 2.848 31 253.94 2.836 31 248.50 2.775 62 248.00 2.770 74 242.63 2.710 61 241.94 2.702 59 215.31 2.405 58 214.88 2.400 56 209.25 2.337 73 203.31 2.271 31 202.31 2.259 39 199.56 2.229 1000 125.31 1.400 257
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