5-甲氧基-2-甲基-3-吲哚乙酸

产品名称 5-甲氧基-2-甲基-3-吲哚乙酸

CAS号2882-15-7

分子式C12H13NO3

分子量219.24

Mass

MS-IW-4648          
5-methoxy-2-methyl-3-indoleacetic acid
C12H13NO3           (Mass of molecular ion:    219)

   Source Temperature: 170 °C
   Sample Temperature: 140 °C
   Direct, 75 eV

      28.0       1.4
      44.0       1.2
      51.0       1.7
      52.0       1.2
      63.0       2.1
      77.0       2.9
      86.5       1.5
      87.0       3.4
      89.0       2.1
      90.0       1.0
     102.0       1.1
     103.0       2.4
     115.0       1.2
     116.0       1.0
     130.0       6.9
     131.0      10.9
     132.0       1.9
     143.0       1.8
     144.0       1.0
     158.0       7.4
     159.0      15.4
     160.0       4.4
     173.0       4.2
     174.0     100.0
     175.0      13.9
     176.0       4.3
     218.0       1.6
     219.0      44.0
     220.0       6.0

400 MHz in DMSO-d6

¹H NMR	399.65 MHz
C₁₂ H₁₃ N O₃	0.041 g : 0.5 ml DMSO-d₆
5-methoxy-2-methyl-3-indoleacetic acid

    Assign.     Shift(ppm)

      A            12.1
      B            10.6
      C             7.129
      D             6.896
      E             6.635
      F             3.723
      G             3.531
      J             2.295

     Hz     ppm     Int.

   4820.76  12.063    142
   4255.50  10.649    107
   2853.73   7.141    147
   2844.94   7.119    160
   2757.21   6.900    132
   2754.82   6.894    136
   2657.38   6.650     94
   2655.00   6.644     89
   2648.77   6.628     87
   2646.21   6.622     83
   1488.04   3.724   1000
   1411.48   3.532    392
    917.30   2.296    727

KBr disc

nujol mull

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