4-(4-Methoxyphenyl)butyric acid(4521-28-2) 13C NMR
Product Name4-(4-Methoxyphenyl)butyric acid
CAS4521-28-2
Molecular FormulaC11H14O3
Molecular Weight194.23
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MassMS-IW-0730 4-(p-methoxyphenyl)butyric acid C11H14O3 (Mass of molecular ion: 194)
Source Temperature: 190 °C Sample Temperature: 160 °C Reservoir, 75 eV
17.0 1.8 18.0 9.8 39.0 1.3 43.0 1.2 45.0 1.2 51.0 1.7 60.0 1.1 65.0 2.2 77.0 5.3 78.0 3.1 89.0 1.0 91.0 5.4 119.0 4.3 121.0 100.0 122.0 9.1 134.0 48.3 135.0 5.2 194.0 29.4 195.0 3.7
400 MHz in DMSO-d6
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1H NMR 399.65 MHz C11 H14 O3 0.038 g : 0.5 ml DMSO-d6 4-(p-methoxyphenyl)butyric acid 
Assign. Shift(ppm)
A 12.1 B 7.099 C 6.849 D 3.719 E 2.512 F 2.198 G 1.764
Hz ppm Int.2842.19 7.112 170 2840.18 7.107 64 2835.60 7.096 67 2833.59 7.091 203 2830.66 7.083 31 2741.64 6.861 234 2739.44 6.855 78 2735.04 6.844 68 2732.84 6.839 208 1486.58 3.720 1000 1007.60 2.522 169 1005.77 2.517 170 1003.75 2.512 184 1001.92 2.507 149 1000.27 2.503 151 886.53 2.219 95 879.20 2.200 192 871.69 2.182 114 712.52 1.783 81 704.82 1.764 103 697.50 1.746 75
in DMSO-d6
KBr disc
nujol mull
