4,4'-AZODIBENZOIC ACID DIETHYL ESTER
Product Name 4,4'-AZODIBENZOIC ACID DIETHYL ESTER
CAS7250-68-2
MFC18H18N2O4
MW326.35
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MassMS-IW-8670 diethyl azobenzene-4,4'-dicarboxylate C18H18N2O4 (Mass of molecular ion: 326)
Source Temperature: 170 °C Sample Temperature: 160 °C Direct, 75 eV
18.0 2.0 28.0 1.3 29.0 3.6 50.0 1.7 65.0 8.9 75.0 3.5 76.0 7.7 77.0 2.2 93.0 1.9 103.0 23.0 104.0 12.0 105.0 1.7 118.0 4.4 121.0 11.5 122.0 1.1 149.0 100.0 150.0 10.2 151.0 1.4 152.0 1.7 177.0 19.1 178.0 2.1 253.0 1.8 281.0 11.0 282.0 2.1 326.0 33.9 327.0 7.2 328.0 1.0
400 MHz in CDCl3
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1H NMR 399.65 MHz C18 H18 N2 O4 0.036 g : 0.5 ml CDCl3 diethyl azobenzene-4,4'-dicarboxylate 
Assign. Shift(ppm)
A 8.207 B 7.976 C 4.422 D 1.430
Hz ppm Int.3286.74 8.225 73 3284.79 8.220 409 3282.84 8.215 139 3277.95 8.203 158 3276.00 8.198 491 3274.05 8.193 93 3193.60 7.991 89 3191.77 7.987 490 3189.82 7.982 150 3184.94 7.970 139 3182.98 7.965 405 3181.03 7.960 75 1778.20 4.450 142 1771.12 4.432 445 1763.92 4.414 460 1756.84 4.396 151 578.86 1.449 490 571.78 1.431 1000 564.58 1.413 483
in CDCl3
KBr disc
nujol mull
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