β,β'-(1,4-Phenylene)bis[(E)-2-methylstyrene]
Product Name β,β'-(1,4-Phenylene)bis[(E)-2-methylstyrene]
CAS66726-71-4
MFC24H22
MW310.43
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MassMS-NW-2255 trans,trans-p-bis(2-methylstyryl)benzene C24H22 (Mass of molecular ion: 310)
Source Temperature: 210 °C Sample Temperature: 170 °C Direct, 75 eV
17.0 1.0 18.0 5.3 28.0 1.3 39.0 1.7 51.0 1.2 63.0 1.1 65.0 1.6 77.0 1.7 89.0 1.2 91.0 6.3 103.0 1.3 105.0 3.4 115.0 9.6 116.0 5.6 117.0 6.6 118.0 1.0 126.0 1.1 128.0 1.5 129.0 1.4 132.5 1.0 139.0 2.3 139.5 1.1 140.0 1.5 141.0 1.5 152.0 2.0 153.0 1.6 154.0 1.1 155.0 6.6 155.5 1.7 165.0 3.3 166.0 1.1 167.0 1.9 178.0 8.2 179.0 6.6 180.0 1.2 189.0 2.5 190.0 1.5 191.0 4.6 192.0 4.8 193.0 4.9 194.0 2.0 202.0 5.6 203.0 13.5 204.0 3.8 205.0 5.2 206.0 1.4 207.0 1.1 215.0 1.7 217.0 3.7 218.0 1.4 265.0 1.9 266.0 1.1 278.0 1.5 279.0 2.7 280.0 2.2 294.0 1.0 295.0 1.5 309.0 1.4 310.0 100.0 311.0 26.4 312.0 3.6
400 MHz in CDCl3
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1H NMR 399.65 MHz C24 H22 saturated in CDCl3 trans,trans-p-bis(2-methylstyryl)benzene 
Assign. Shift(ppm)
A 7.605 B 7.518 C 7.351 D 7.20 E 7.19 F 7.18 G 7.007 J 2.440 J(C,G)=16.1HZ D,E AND F WERE CONFURMED BY LAOCN PROGRAM.
Hz ppm Int.3043.09 7.615 93 3035.89 7.597 95 3004.52 7.518 1000 2946.90 7.374 133 2930.79 7.334 166 2888.67 7.229 71 2884.16 7.217 76 2880.86 7.209 71 2879.03 7.204 35 2876.71 7.199 91 2872.80 7.189 281 2871.70 7.186 338 2867.92 7.177 163 2866.33 7.173 87 2807.62 7.026 245 2791.38 6.985 195 975.46 2.441 961
in CDCl3
KBr disc
nujol mull
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