Product Name3,4-Dimethylbenzophenone
CAS2571-39-3
Molecular FormulaC15H14O
Molecular Weight210.27
InChIInChI=1S/C15H14O/c1-11-8-9-14(10-12(11)2)15(16)13-6-4-3-5-7-13/h3-10H,1-2H3
InChIKey JENOLWCGNVWTJN-UHFFFAOYSA-N
SmilesC(C1=CC=C(C)C(C)=C1)(C1=CC=CC=C1)=O

Mass
MS-IW-0006 3,4-dimethylbenzophenone C15H14O (Mass of molecular ion: 210)
Source Temperature: 230 °C Sample Temperature: 150 °C Reservoir, 75 eV
27.0 1.6
39.0 2.0
50.0 1.2
51.0 5.5
53.0 1.2
63.0 1.5
65.0 1.3
76.0 1.4
77.0 25.4
78.0 3.2
79.0 7.4
89.0 1.3
90.0 1.1
91.0 2.3
103.0 4.8
104.0 2.0
105.0 35.8
106.0 3.0
133.0 100.0
134.0 9.9
165.0 3.1
166.0 1.4
167.0 1.3
195.0 9.6
196.0 1.5
209.0 1.2
210.0 46.5
211.0 7.5
400 MHz in CDCl3

| 1H NMR | 399.65 MHz |
| C15 H14 O | 0.035 g : 0.5 ml CDCl3 |
| 3,4-dimethylbenzophenone | |
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Assign. Shift(ppm) |
Hz ppm Int.
3116.21 7.798 45
3114.38 7.793 252
3113.77 7.792 227
3113.04 7.790 305
3111.82 7.787 130
3108.15 7.778 100
3106.08 7.773 369
3104.74 7.769 320
3044.56 7.619 194
3043.33 7.615 201
3032.10 7.587 48
3030.76 7.584 83
3029.42 7.581 47
3025.51 7.571 60
3023.32 7.565 179
3021.36 7.561 65
3017.33 7.550 99
3015.99 7.547 166
3014.53 7.543 131
3013.67 7.541 120
3011.72 7.536 101
3005.74 7.521 124
3003.91 7.517 113
2992.43 7.488 64
2991.21 7.485 209
2990.72 7.484 247
2989.26 7.480 109
2984.01 7.467 196
2983.03 7.465 358
2981.45 7.461 100
2977.29 7.450 71
2975.71 7.446 155
2974.85 7.444 106
2889.89 7.232 173
2882.08 7.212 154
933.96 2.337 1000
925.42 2.316 971
in CDCl3

KBr disc

nujol mull


3,4-Dimethylbenzophenone(2571-39-3) IR2 Atlas of Related Products