2,4-Difluorophenylacetic acid(81228-09-3) IR2
Product Name2,4-Difluorophenylacetic acid
CAS81228-09-3
Molecular FormulaC8H6F2O2
Molecular Weight172.13
-
MassMS-IW-0020 2,4-difluorophenylacetic acid C8H6F2O2 (Mass of molecular ion: 172)
Source Temperature: 220 °C Sample Temperature: 150 °C Reservoir, 75 eV
50.0 1.0 51.0 1.6 57.0 2.4 63.0 1.3 63.5 2.3 75.0 2.4 77.0 2.4 81.0 1.7 101.0 6.3 107.0 4.2 108.0 3.0 109.0 1.0 125.0 3.0 126.0 2.3 127.0 100.0 128.0 9.3 172.0 29.8 173.0 2.6
400 MHz in DMSO-d6
-
1H NMR 399.65 MHz C8 H6 F2 O2 0.035 g : 0.5 ml DMSO-d6 2,4-difluorophenylacetic acid 
Assign. Shift(ppm)
A 12.5 B 7.398 C 7.196 D 7.038 E 3.624
Hz ppm Int.2968.95 7.429 117 2962.35 7.413 139 2960.34 7.408 253 2953.56 7.391 253 2951.73 7.386 156 2944.95 7.369 134 2887.25 7.225 152 2884.69 7.219 157 2877.73 7.201 199 2877.00 7.199 203 2875.16 7.195 215 2874.43 7.193 208 2867.47 7.175 153 2864.91 7.169 163 2823.15 7.065 114 2822.23 7.062 118 2820.58 7.058 110 2819.67 7.056 105 2814.72 7.043 220 2813.80 7.041 221 2812.16 7.037 203 2811.24 7.035 196 2806.11 7.022 108 2805.19 7.020 111 2803.55 7.016 104 2802.63 7.013 99 1449.21 3.627 1000
in DMSO-d6
KBr disc
nujol mull
