Product Name(E)-1-(4-Bromophenyl)-3-phenyl-2-propene-1-one
CAS22966-23-0
Molecular FormulaC15H11BrO
Molecular Weight287.15
InChIInChI=1S/C15H11BrO/c16-14-9-7-13(8-10-14)15(17)11-6-12-4-2-1-3-5-12/h1-11H/b11-6+
InChIKey QMHDTKUBDZUMNH-IZZDOVSWSA-N
SmilesC(C1=CC=C(Br)C=C1)(=O)/C=C/C1=CC=CC=C1

Mass
MS-NW-9751 trans-4'-bromochalcone C15H11BrO (Mass of molecular ion: 286)
Source Temperature: 160 °C Sample Temperature: 120 °C Direct, 75 eV
18.0 3.0
39.0 1.1
50.0 5.6
51.0 7.5
52.0 1.3
63.0 2.2
74.0 2.8
75.0 10.3
76.0 19.4
76.5 1.0
77.0 26.2
78.0 2.2
88.0 3.0
88.5 1.4
89.0 17.8
89.5 11.9
90.0 1.8
101.0 1.6
102.0 10.0
103.0 40.9
103.5 2.1
104.0 5.2
105.0 2.2
129.0 1.1
130.0 1.6
131.0 44.6
132.0 4.5
151.0 1.6
152.0 2.5
155.0 19.6
156.0 1.7
157.0 18.8
158.0 1.3
176.0 3.1
177.0 3.1
178.0 29.7
179.0 20.5
180.0 3.1
183.0 22.5
184.0 1.8
185.0 21.7
186.0 1.7
189.0 1.0
205.0 2.2
206.0 3.0
207.0 63.4
208.0 11.0
209.0 1.2
210.0 1.1
258.0 1.6
260.0 1.6
285.0 91.7
286.0 75.9
287.0 100.0
288.0 73.8
289.0 11.2
290.0 1.1
400 MHz in CDCl3
90 MHz in CDCl3

| 1H NMR | 399.65 MHz |
| C15 H11 Br O | 0.032 g : 0.5 ml CDCl3 |
| trans-4'-bromochalcone | |
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Assign. Shift(ppm) |
Hz ppm Int.
3156.74 7.899 93 3154.42 7.893 632 3152.34 7.888 235 3147.71 7.877 240 3145.63 7.871 789 3143.43 7.866 112 3129.39 7.831 283 3113.77 7.792 350 3062.38 7.663 33 3060.30 7.658 58 3058.35 7.653 159 3056.15 7.648 1000 3054.08 7.642 427 3053.10 7.640 247 3052.25 7.638 241 3050.54 7.634 253 3049.44 7.631 452 3047.36 7.626 839 3045.17 7.620 168 3043.09 7.615 52 3042.24 7.613 51 2992.55 7.488 593 2978.88 7.454 40 2976.81 7.449 487 2973.63 7.441 48 2972.41 7.438 94 2971.80 7.437 78 2969.85 7.432 195 2968.51 7.428 645 2966.92 7.424 317 2966.43 7.423 321 2965.33 7.420 634 2964.23 7.418 332 2962.04 7.412 551 2960.21 7.408 135 2958.13 7.402 58

| 1H NMR | 89.56 MHz |
| C15 H11 Br O | 0.032 g : 0.5 ml CDCl3 |
| trans-4'-bromochalcone | |
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Assign. Shift(ppm) |
Hz ppm Int.
714.31 7.976 37
712.94 7.961 85
710.88 7.938 429
708.88 7.916 334
706.38 7.888 65
704.25 7.864 260
702.06 7.839 874
700.13 7.818 172
698.69 7.802 52
698.06 7.795 51
693.25 7.741 518
689.31 7.697 336
687.31 7.675 1000
685.19 7.651 384
683.69 7.634 255
682.38 7.620 291
680.63 7.600 370
679.13 7.583 533
678.56 7.577 609
674.75 7.535 782
671.81 7.502 93
670.44 7.486 168
668.13 7.461 302
667.06 7.449 639
665.81 7.435 353
663.94 7.414 503
662.75 7.401 293
660.50 7.375 434
659.06 7.359 360
656.63 7.332 57
655.44 7.319 36
in CDCl3

KBr disc

nujol mull

(E)-1-(4-Bromophenyl)-3-phenyl-2-propene-1-one(22966-23-0) 1H NMR Atlas of Related Products
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