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MassMS-IW-6630 L-histidine hydrochloride C6H9N3O2 HCl H2O (Mass of molecular ion: 155)
Source Temperature: 180 °C Sample Temperature: 200 °C Direct, 75 eV
17.0 1.0 18.0 4.9 26.0 1.8 27.0 8.1 28.0 14.6 29.0 1.7 30.0 1.7 35.0 3.7 36.0 45.8 37.0 1.4 38.0 15.2 39.0 2.0 40.0 1.8 41.0 2.8 42.0 2.2 43.0 1.0 44.0 4.3 52.0 2.3 53.0 2.1 54.0 11.3 55.0 6.8 56.0 4.1 66.0 1.4 68.0 1.2 69.0 1.4 74.0 2.4 80.0 1.6 81.0 46.1 82.0 100.0 83.0 11.7 93.0 4.3 94.0 1.8 107.0 2.0 109.0 5.8 110.0 19.2 111.0 1.9 137.0 1.1 155.0 1.8 156.0 2.7
400 MHz in D2O
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1H NMR 399.65 MHz C6 H9 N3 O2 0.037 g : 0.5 ml D2O L-histidine hydrochloride 
Assign. Shift(ppm)
A 8.688 B 7.421 C 4.061 D *1 3.383 E *1 3.360 THE SOLVENT SIGNAL REMOVED.
Hz ppm Int.3472.29 8.689 1000 3470.92 8.685 957 2966.31 7.423 840 1630.10 4.079 525 1623.38 4.063 880 1620.64 4.056 49 1616.97 4.046 583 1368.71 3.425 63 1368.10 3.424 60 1362.46 3.410 71 1361.85 3.408 67 1352.84 3.386 611 1352.23 3.384 611 1349.49 3.377 646 1349.03 3.376 641 1346.59 3.370 605 1345.98 3.368 587 1342.77 3.360 592 1333.77 3.338 76 1333.16 3.336 75 1326.90 3.321 68 1326.29 3.319 66
in D2O
KBr disc
nujol mull
4880 A,200 M,powder
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