Product Name(E)-3-(4-methoxyphenyl)-1-phenyl-prop-2-en-1-one
CAS22252-15-9
Molecular FormulaC16H14O2
Molecular Weight238.28
InChIInChI=1S/C16H14O2/c1-18-15-10-7-13(8-11-15)9-12-16(17)14-5-3-2-4-6-14/h2-12H,1H3/b12-9+
InChIKey XUFXKBJMCRJATM-FMIVXFBMSA-N
SmilesC(C1=CC=CC=C1)(=O)/C=C/C1=CC=C(OC)C=C1

Mass
MS-NW-9743 trans-4-methoxychalcone C16H14O2 (Mass of molecular ion: 238)
Source Temperature: 160 °C Sample Temperature: 120 °C Direct, 75 eV
39.0 1.2
50.0 1.3
51.0 5.1
63.0 3.1
64.0 1.9
65.0 1.0
75.0 1.3
76.0 2.4
77.0 31.5
78.0 3.5
79.0 3.2
89.0 6.4
90.0 5.9
91.0 1.1
92.0 1.9
102.0 2.6
103.0 3.1
105.0 14.4
106.0 1.0
108.0 30.4
109.0 2.4
118.0 4.6
130.0 1.6
133.0 12.0
134.0 1.2
152.0 2.1
161.0 20.1
162.0 2.2
165.0 3.5
166.0 1.3
167.0 4.1
177.0 1.2
178.0 2.0
179.0 3.4
194.0 2.4
195.0 7.2
196.0 1.1
207.0 11.0
208.0 1.9
209.0 3.6
210.0 3.1
221.0 1.4
222.0 1.5
223.0 16.4
224.0 2.8
237.0 37.6
238.0 100.0
239.0 17.8
240.0 2.1
400 MHz in CDCl3
90 MHz in CDCl3

| 1H NMR | 399.65 MHz |
| C16 H14 O2 | 0.030 g : 0.5 ml CDCl3 |
| trans-4-methoxychalcone | |
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Assign. Shift(ppm) |
Hz ppm Int.
3205.93 8.022 109 3204.59 8.019 141 3203.86 8.017 66 3203.13 8.015 66 3199.71 8.007 44 3197.63 8.002 181 3196.17 7.998 134 3120.00 7.807 85 3104.37 7.768 105 3041.63 7.611 167 3039.92 7.607 55 3039.43 7.606 52 3035.28 7.595 54 3034.79 7.594 59 3033.08 7.590 185 3032.59 7.589 198 3031.25 7.585 41 3027.71 7.576 30 3025.27 7.570 79 3023.07 7.565 35 3019.29 7.555 51 3017.94 7.552 90 3016.48 7.548 45 3004.03 7.517 30 3002.69 7.514 88 3002.08 7.512 122 3000.61 7.509 59 2995.85 7.497 102 2994.38 7.493 180 2992.92 7.489 45 2988.89 7.479 33 2987.30 7.475 77 2986.21 7.473 50 2970.58 7.433 202 2954.96 7.394 164 2775.76 6.946 188 2773.80 6.941 59 2769.04 6.929 57 2766.97 6.924 172 1537.48 3.848 1000

| 1H NMR | 89.56 MHz |
| C16 H14 O2 | 0.030 g : 0.5 ml CDCl3 |
| trans-4-methoxychalcone | |
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Assign. Shift(ppm) |
Hz ppm Int.
722.19 8.064 94
720.31 8.043 103
718.63 8.025 42
718.06 8.018 49
717.25 8.009 68
715.31 7.987 88
712.44 7.955 142
706.50 7.889 67
690.81 7.714 145
687.88 7.681 32
687.44 7.676 33
686.94 7.671 32
685.00 7.649 155
683.00 7.627 59
680.75 7.602 50
678.63 7.578 117
676.06 7.549 400
674.44 7.531 203
673.63 7.522 156
671.56 7.499 92
669.75 7.479 309
668.81 7.468 122
665.25 7.428 38
663.88 7.413 42
654.13 7.304 102
627.56 7.008 31
624.88 6.978 207
622.75 6.954 58
618.19 6.903 61
616.13 6.880 153
347.38 3.879 37
344.38 3.846 1000
in CDCl3

KBr disc

nujol mull

(E)-3-(4-methoxyphenyl)-1-phenyl-prop-2-en-1-one(22252-15-9) 1H NMR Atlas of Related Products
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