90 MHz in D2O
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1H NMR 89.56 MHz C4 H4 Na2 O5 0.043 g : 0.5 ml D2O disodium DL-malate Assign. Shift(ppm)
B 4.298 C *1 2.654 D *1 2.402 J(B,C)=3.6HZ J(B,D)=9.6HZ J(C,D)=-15.4HZ THE SOLVENT SIGNAL REMOVED.
Hz ppm Int.
391.75 4.375 439 388.19 4.335 461 382.25 4.269 525 378.63 4.228 494 250.94 2.802 296 247.38 2.763 357 235.56 2.631 992 232.00 2.591 888 223.75 2.499 1000 214.19 2.392 848 208.38 2.327 316 198.81 2.220 339
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