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2-Propen-1-one, 1-(4-bromophenyl)-3-(4-chlorophenyl)-, (2E)-

Product Name 2-Propen-1-one, 1-(4-bromophenyl)-3-(4-chlorophenyl)-, (2E)-

CAS126443-16-1

MFC15H10BrClO

MW321.6

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¹HNMR

¹³CNMR

IR1

Mass

MS-IW-1391          
trans-4'-bromo-4-chlorochalcone
C15H10BrClO         (Mass of molecular ion:    320)

   Source Temperature: 170 °C
   Sample Temperature: 170 °C
   Direct, 75 eV

      50.0       7.7
      51.0       5.4
      62.0       1.0
      63.0       2.1
      74.0       5.5
      75.0      23.1
      76.0      17.5
      77.0       2.9
      87.0       1.0
      88.0       9.1
      88.5       8.1
      89.0       7.5
      99.0       1.2
     100.0       1.1
     101.0      23.2
     102.0      22.8
     103.0       3.0
     104.0       1.7
     105.0       1.4
     106.0       2.1
     106.5       3.8
     107.0       1.2
     107.5       1.1
     111.0       2.9
     113.0       1.1
     136.0       3.2
     137.0      16.4
     138.0       2.6
     139.0       6.2
     142.5       1.0
     151.0       1.5
     152.0       1.3
     155.0      16.2
     156.0       1.3
     157.0      15.9
     158.0       1.1
     165.0      29.1
     166.0       2.9
     167.0       9.4
     176.0       4.7
     177.0       5.7
     178.0      31.9
     179.0       4.9
     183.0      21.3
     184.0       1.9
     185.0      21.4
     186.0       1.7
     205.0       2.8
     206.0       5.1
     208.0       1.5
     210.0       1.5
     212.0       4.0
     213.0       3.1
     214.0       1.7
     215.0       1.0
     241.0     100.0
     242.0      16.8
     243.0      34.0
     244.0       5.5
     285.0      35.1
     286.0       5.8
     287.0      34.4
     288.0       5.8
     292.0       4.2
     294.0       5.2
     296.0       1.3
     319.0      40.3
     320.0      59.4
     321.0      61.6
     322.0      78.9
     323.0      25.9
     324.0      20.0
     325.0       3.4

400 MHz in CDCl3

¹H NMR	399.65 MHz
C₁₅ H₁₀ Br Cl O	0.036 g : 0.5 ml CDCl₃
trans-4'-bromo-4-chlorochalcone

    Assign.     Shift(ppm)

      A             7.877
      B             7.753
      C             7.642
      D             7.565
      E             7.443
      F             7.393
     
     J(B,E)=15.7HZ

     Hz     ppm     Int.

   3154.91   7.895    130
   3152.47   7.889    784
   3150.51   7.884    292
   3145.87   7.872    290
   3143.80   7.867    987
   3141.48   7.861    152
   3107.42   7.776    332
   3091.67   7.736    421
   3063.72   7.667     37
   3060.67   7.659    167
   3058.35   7.653   1000
   3056.40   7.648    332
   3051.64   7.636    282
   3049.68   7.631    866
   3047.36   7.626    129
   3034.42   7.593     30
   3032.47   7.588     41
   3030.40   7.583    103
   3027.95   7.577    631
   3026.37   7.573    231
   3024.90   7.569    136
   3021.36   7.561    228
   3019.65   7.556    775
   3017.33   7.550    129
   3016.85   7.549    125
   3016.11   7.547     98
   2981.81   7.462    753
   2969.85   7.432     43
   2966.19   7.422    598
   2960.94   7.409    136
   2958.50   7.403    866
   2956.67   7.399    271
   2951.90   7.387    216
   2950.07   7.382    676
   2947.63   7.376     98

in CDCl3

liquid film

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