400 MHz in DMSO-d6
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1H NMR 399.65 MHz C21 H22 N2 O7 S saturated in DMSO-d6 pinakryptol yellow (methylsulfate) 
Assign. Shift(ppm)
A 8.975 B 8.764 C 8.525 D 8.498 E 8.401 F 8.304 G *1 8.176 J *1 8.128 K 7.83 L 7.82 M 7.80 N 4.602 P 4.270 Q 3.391 R 1.452
Hz ppm Int.3591.00 8.986 73 3582.15 8.964 82 3504.64 8.770 68 3502.81 8.765 104 3501.13 8.761 70 3412.63 8.540 76 3403.02 8.516 91 3400.42 8.509 111 3391.42 8.486 95 3361.51 8.412 58 3353.73 8.392 62 3323.36 8.316 52 3321.84 8.312 51 3315.73 8.297 54 3315.12 8.296 54 3313.60 8.292 56 3280.49 8.209 38 3264.31 8.168 130 3252.11 8.138 135 3236.08 8.098 39 3131.71 7.837 107 3128.51 7.829 84 3123.93 7.817 120 3122.10 7.813 54 3118.90 7.805 130 3117.37 7.801 151 1839.60 4.604 526 1717.07 4.297 47 1710.21 4.280 140 1703.19 4.262 137 1696.17 4.245 44 1378.78 3.450 30 1377.72 3.448 31 1376.95 3.446 32 1375.12 3.441 34 1368.71 3.425 45 1367.49 3.422 47 1361.39 3.407 59 1355.29 3.392 1000 1349.49 3.377 48 1342.62 3.360 34 1339.42 3.352 30 1338.96 3.351 30 587.31 1.470 148 580.44 1.453 306 573.43 1.435 140
KBr disc
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