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1H NMR Shift Data for Common Impurities

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Name THF‑d8CDCl3toluene‑d8C6D6CD3ODD2ODMSO‑d6CD2Cl2CD3CNacetone‑d6C6D5ClTFE‑d3
residual solvent3.587.267.097.163.314.792.505.321.942.057.145.02
1.72 7.01       6.993.88
  6.97       6.96 
  2.08         
HODOH            
benzaldehydeHCO 9.9810.039.579.6410.00 10.0210.01  9.779.88
tert-butyl methyl etherCCH3   1.071.151.21  1.14   
tert-butyl methyl etherOCH3   3.043.203.22  3.13   
pyrroleNH 9.968.407.717.80  10.758.69 10.028.61 
pyridineCH(2,6) 8.548.628.478.538.538.528.588.598.578.588.518.45
dimethylformamideCH 7.918.027.577.637.977.927.957.967.927.967.737.86
chloroformCH 7.897.266.106.157.90 8.327.327.588.026.747.33
benzaldehydeCH(2,6) 7.877.907.467.517.92 7.927.88 7.937.607.91
pyridineCH(4) 7.657.686.996.987.857.877.797.687.737.767.257.82
benzaldehydeCH(4) 7.627.637.057.047.68 7.727.65 7.717.267.70
benzaldehydeCH(3,5) 7.537.546.976.967.58 7.647.55 7.617.177.58
furanCH(2,5)7.487.457.107.137.49 7.677.46 7.567.247.44
imidazoleCH(2) 7.487.677.307.337.67 7.637.63 7.627.537.61
benzeneCH 7.317.367.127.157.33 7.377.357.377.367.207.36
pyridineCH(3,5) 7.257.296.676.667.447.457.397.287.337.356.907.40
tolueneCH(3,5)7.197.257.097.137.16 7.257.247.207.157.147.20
tolueneCH(2,4,6)7.107.176.997.027.16 7.187.157.207.157.057.20
Name THF‑d8CDCl3toluene‑d8C6D6CD3ODD2ODMSO‑d6CD2Cl2CD3CNacetone‑d6C6D5ClTFE‑d3
imidazoleCH(4,5) 6.947.106.866.907.05 7.017.07 7.047.017.03
BHTArH 6.926.986.997.056.92 6.876.976.976.966.977.06
BHAArH 6.686.766.836.936.71 6.626.73 6.726.836.87
pyrroleCH(2,5) 6.666.836.436.486.72 6.736.79 6.776.626.84
furanCH(3,4)6.376.406.076.086.40 6.476.41 6.436.196.42
pyrroleCH(3,4) 6.026.266.276.376.08 6.016.19 6.076.276.24
diallyl carbonateCHCH2 5.925.945.635.655.94 5.935.95 5.965.755.92
allyl acetateCHCH2 5.905.935.675.68  5.915.92  5.775.93
BHTOH5.815.014.724.79  6.655.005.20 5.50 
propyleneCH 5.795.835.705.725.82 5.805.84 5.815.725.87
BHAOH5.644.764.454.534.85 6.524.76 5.654.62 
dichloromethaneCH2 5.515.304.324.275.49 5.765.335.445.634.775.24
ethyleneCH2 5.365.405.255.255.39 5.415.40 5.385.295.40
diallyl carbonateCHCH2(1) 5.315.375.095.095.34 5.335.35 5.355.175.35
allyl acetateCHCH2(1) 5.275.325.055.06  5.295.31  5.155.32
diallyl carbonateCHCH2(2) 5.195.274.924.925.25 5.255.26 5.235.035.28
allyl acetateCHCH2(2) 5.155.244.944.94  5.205.22  5.045.25
propyleneCH2(2)4.995.034.985.015.01 5.035.03 5.004.985.03
propyleneCH2(1)4.894.944.924.954.91 4.944.93 4.904.914.93
diallyl carbonateCH2 4.584.644.344.384.61 4.614.61 4.624.464.62
hydrogenH4.554.624.504.474.56 4.614.59 4.544.494.53
allyl acetateCH2 4.504.574.344.384.56 4.524.55  4.444.58
nitromethaneCH3 4.314.333.012.944.344.404.424.314.314.433.594.28
Name THF‑d8CDCl3toluene‑d8C6D6CD3ODD2ODMSO‑d6CD2Cl2CD3CNacetone‑d6C6D5ClTFE‑d3
ethyl acetateCH2CH34.044.123.873.894.094.144.034.084.064.053.964.14
2-propanolCH3.824.043.653.673.924.023.783.973.873.903.824.05
1,2-dichloroethaneCH2 3.773.732.912.903.78 3.903.763.813.873.263.71
dimethyl carbonateCH3 3.693.793.313.303.74 3.693.75 3.723.483.77
BHAArOCH3 3.683.773.483.483.72 3.663.73 3.723.613.79
dimethyl malonateCH3 3.653.753.243.233.72 3.653.72 3.683.413.76
tetrahydrofuranCH2(2,5) 3.623.763.543.573.713.743.603.693.643.633.593.78
18-crown-6CH2 3.573.673.363.393.64 3.513.59 3.593.413.64
1,4-dioxaneCH2 3.563.713.333.353.663.753.573.653.603.593.453.76
diglymeCH2 3.533.573.313.343.583.613.383.503.453.473.373.62
ethanolCH23.513.723.363.343.603.653.443.663.543.573.513.71
ethylene glycolCH23.483.763.363.413.593.653.343.663.513.283.583.72
diglymeCH2 3.433.653.433.463.613.673.513.573.533.563.493.67
1,2-dimethoxyethaneCH2 3.433.553.313.333.523.603.433.493.453.463.373.61
diethyl etherCH23.383.483.253.263.493.563.383.433.423.413.313.58
dimethyl malonateCH2 3.353.402.922.973.44 3.533.37 3.423.153.41
ethanolOH3.301.320.830.50  4.631.332.473.391.39 
diglymeOCH3 3.283.393.123.113.353.373.243.333.293.283.163.41
1,2-dimethoxyethaneCH3 3.283.403.123.123.353.373.243.343.283.283.173.40
methanolCH33.273.493.033.073.343.343.163.423.283.313.253.44
tert-butanolOH3.16 0.581.55  4.19 2.18 1.302.20
methanolOH3.021.09    4.011.092.163.121.30 
dimethylacetamideNCH3 2.953.022.562.573.313.062.942.972.963.002.653.05
Name THF‑d8CDCl3toluene‑d8C6D6CD3ODD2ODMSO‑d6CD2Cl2CD3CNacetone‑d6C6D5ClTFE‑d3
dimethylformamideCH3 2.882.962.372.362.993.012.892.912.892.942.512.98
dimethylacetamideNCH3 2.822.942.112.052.922.902.782.872.832.832.422.94
dimethylformamideCH3 2.762.881.961.862.862.852.732.822.772.782.302.88
grease (general)   0.920.88   0.86   
pyrrolidineCH2(2,5) 2.752.872.542.542.80 2.672.82  2.643.11
HMPACH32.582.652.422.402.642.612.532.602.572.592.472.63
H2OOH2.461.560.430.404.87 3.331.522.132.841.03 
grease (general)   1.361.29   1.27   
triethylamineCH22.462.532.392.402.582.572.432.482.452.452.393.12
dimethyl sulfoxideCH3 2.452.621.641.682.652.712.542.552.502.522.032.63
ethyl methyl ketoneCH2CH32.392.461.821.812.503.182.432.432.432.452.062.49
tolueneCH32.312.362.112.112.32 2.302.342.332.322.162.33
cyclohexanoneCH2(2,6) 2.242.331.951.982.34 2.252.29 2.272.082.38
BHTArCH3 2.212.272.232.242.21 2.182.252.222.222.202.24
hexamethylbenzeneCH3 2.182.242.102.132.19 2.142.20 2.172.102.24
acetoneCH3 2.052.171.571.552.152.222.092.122.08 1.77 
ethyl methyl ketoneCH3CO 2.032.141.591.582.122.192.072.092.062.071.782.16
allyl acetateCH3 1.982.091.631.632.05 2.032.05  1.802.07
acetonitrileCH3 1.952.100.691.552.032.06 1.971.96   
dimethylacetamideCH3CO 1.942.091.591.602.072.081.962.021.971.971.742.09
ethyl acetateCH3CO1.942.051.691.652.012.071.992.001.971.971.782.03
acetic acidCH31.892.101.571.551.992.081.912.061.961.961.76 
cyclohexanoneCH2(3,5) 1.801.851.361.331.86 1.761.84 1.811.511.90
Name THF‑d8CDCl3toluene‑d8C6D6CD3ODD2ODMSO‑d6CD2Cl2CD3CNacetone‑d6C6D5ClTFE‑d3
tetrahydrofuranCH2(3,4) 1.791.851.431.401.871.881.761.821.801.791.551.91
cyclohexanoneCH2(4) 1.701.721.181.121.75 1.651.71 1.721.351.77
propyleneCH31.691.731.551.551.70 1.681.71 1.681.581.70
pyrrolidineCH2(3,4) 1.591.681.361.331.72 1.551.67  1.431.93
cyclohexaneCH2 1.441.431.401.401.45 1.401.441.441.431.371.47
BHAArC(CH3)3 1.401.441.341.411.41 1.361.42 1.411.371.44
BHTArC(CH3)3 1.401.431.361.381.40 1.361.421.391.411.371.43
propaneCH21.331.321.321.261.34 1.291.32 1.311.261.33
n-pentaneCH2 1.311.271.251.231.29 1.271.301.291.271.231.33
H greaseCH2 1.291.251.331.321.29 1.241.27 1.291.301.33
n-hexaneCH2 1.291.261.221.241.29 1.251.271.281.281.191.31
pump oilCH2 1.291.261.301.371.29 1.151.27 1.291.311.41
ethyl acetateCH2CH31.191.260.940.921.241.241.171.231.201.201.041.26
tert-butanolCH3 1.151.281.031.051.401.241.111.241.161.181.121.28
diethyl etherCH31.121.211.101.111.181.171.091.151.121.111.101.20
ethanolCH31.101.250.970.961.191.171.061.191.121.121.061.22
2-propanolCH31.081.220.950.951.501.171.041.171.091.101.041.20
triethylamineCH30.971.030.950.961.050.990.930.990.960.960.931.31
ethyl methyl ketoneCH2CH30.961.060.840.851.011.260.911.000.960.960.891.05
propaneCH30.900.900.890.860.91 0.870.90 0.880.840.90
n-hexaneCH30.890.880.880.890.90 0.860.890.890.880.850.91
n-pentaneCH30.890.880.870.870.90 0.860.890.890.880.840.90
H greaseCH3 0.880.860.930.940.90 0.850.87 0.900.890.91
Name THF‑d8CDCl3toluene‑d8C6D6CD3ODD2ODMSO‑d6CD2Cl2CD3CNacetone‑d6C6D5ClTFE‑d3
pump oilCH3 0.880.860.920.940.89 0.740.87 0.870.900.99
ethaneCH3 0.850.870.810.800.85 0.820.85 0.830.790.85
methaneCH4 0.190.220.170.160.20 0.200.21 0.170.150.18
silicone greaseCH3 0.110.070.260.290.10 -0.060.090.080.130.140.16
hexamethyldisiloxaneCH3 0.070.070.100.120.07 0.060.07 0.070.100.08
Name THF‑d8CDCl3toluene‑d8C6D6CD3ODD2ODMSO‑d6CD2Cl2CD3CNacetone‑d6C6D5ClTFE‑d3