NMR Properties of Commonly Studied Isotopes
Element | Isotope | Spin | Natural Abundance |
Quadrupole Moment, Q (10-30 rad m2 A) |
Gyromagnetic Ratio γ (107 rad T-1 s-1) |
Common Reference Standard |
Hydrogen | 1H | 1⁄2 | 100 | 0 | 26.75105 | Si(CH3)4 |
2H | 1 | <0.1 | 0.0028 | 4.10646 | Si(CD3)4 | |
Boron | 10B | 3 | 19.7 | 0.08 | 2.87471 | BF3•OEt2 |
11B | 3⁄2 | 80.3 | 0.04 | 8.58406 | BF3•OEt2 | |
Carbon | 13C | 1⁄2 | 1.1 | 0 | 6.72804 | Si(CH3)4 |
Nitrogen | 14N | 1 | 99.6 | 1 | 1.93297 | CH3NO2 |
15N | 1⁄2 | 0.4 | 0 | -2.71171 | CH3NO2 | |
Fluorine | 19F | 1⁄2 | 100 | 0 | 25.18034 | CFCl3 |
Aluminium | 27Al | 5⁄2 | 100 | 15 | 6.97594 | Al(NO3)3 in D2O |
Silicon | 29Si | 1⁄2 | 4.7 | 0 | -5.3146 | Si(CH3)4 |
Phosphorus | 31P | 1⁄2 | 100 | 0 | 10.84015 | 85% H3PO4 |
Chlorine | 35Cl | 3⁄2 | 75.5 | -7.9 | 2.62401 | NaCl in D2O |
37Cl | 3⁄2 | 24.5 | -6.2 | 2.18428 | NaCl in D2O | |
Vanadium | 50V | 6 | 0.3 | 20.9 | 2.67164 | VOCl3 in C6D6 |
51V | 7⁄2 | 99.7 | -5 | 7.04578 | VOCl3 in C6D6 | |
Manganese | 55Mn | 5⁄2 | 100 | 40 | 6.59777 | KMnO4 in D2O |
Iron | 57Fe | 1⁄2 | 2.2 | 0 | 0.86399 | Fe(CO)5 |
Cobalt | 59Co | 7⁄2 | 100 | 40 | 6.3472 | K3[Co(CN)6] in D2O |
Copper | 63Cu | 3⁄2 | 69 | -21.1 | 7.0965 | [Cu(CH3CN)4]ClO4 in CH3CN |
65Cu | 3⁄2 | 31 | -19.5 | 7.6018 | [Cu(CH3CN)4]ClO4 in CH3CN | |
Ga | 69Ga | 3⁄2 | 60.4 | 19 | 6.43685 | Ga(NO3)3 in D2O |
71Ga | 3⁄2 | 39.6 | 12 | 8.180163 | Ga(NO3)3 in D2O | |
Selenium | 77Se | 1⁄2 | 7.6 | 0 | 5.115 | Se(CH3)2 |
Bromine | 79Br | 3⁄2 | 50.5 | 33 | 6.70186 | NaBr in D2O |
81Br | 3⁄2 | 49.5 | 28 | 7.22421 | NaBr in D2O | |
Rhodium | 103Rh | 1⁄2 | 100 | 0 | -0.84579 | Rh(acac)3 in CDCl3 |
Silver | 107Ag | 1⁄2 | 51.8 | 0 | -1.08718 | AgNO3 in D2O |
109Ag | 1⁄2 | 48.2 | 0 | -1.25001 | AgNO3 in D2O | |
Cadmium | 111Cd | 1⁄2 | 12.8 | 0 | -5.69259 | Cd(CH3)2 |
113Cd | 1⁄2 | 12.2 | 0 | -5.95504 | Cd(CH3)2 | |
Tin | 117Sn | 1⁄2 | 7.6 | 0 | -9.57865 | Sn(CH3)4 |
119Sn | 1⁄2 | 8.6 | 0 | -10.01926 | Sn(CH3)4 | |
Tellurium | 123Te | 1⁄2 | 0.9 | 0 | -7.04893 | Te(CH3)2 |
125Te | 1⁄2 | 7.0 | 0 | -8.49722 | Te(CH3)2 | |
Iodine | 127I | 5⁄2 | 100 | -79 | 5.37937 | KI in D2O |
Xenon | 129Xe | 1⁄2 | 26.4 | 0 | -7.44069 | XeOF4 |
131Xe | 3⁄2 | 21.2 | -12 | 2.20564 | XeOF4 | |
Tungsten | 183W | 1⁄2 | 14.4 | 0 | 1.12070 | Na2WO4 in D2O |
Platinum | 195Pt | 1⁄2 | 33.8 | 0 | 5.80466 | Na2PtCl6 in D2O |
Mercury | 199Hg | 1⁄2 | 16.8 | 0 | 4.81519 | Hg(CH3)2 |
201Hg | 3⁄2 | 13.2 | 45 | -1.77748 | Hg(CH3)2 | |
Thallium | 203Tl | 1⁄2 | 29.5 | 0 | 15.43599 | TlNO3 in D2O |
205Tl | 1⁄2 | 70.5 | 0 | 15.58829 | TlNO3 in D2O | |
Lead | 207Pb | 1⁄2 | 22.6 | 0 | 5.64661 | Pb(CH3)4 |
For multiple NMR active isotopes for an element, the more receptive isotope is shown in bold.