图谱信息 供应商 相关产品
网站主页CAS数据库列表 5409-31-4更多图谱3,4-二乙氧基苯甲酸(5409-31-4)Raman光谱

3,4-二乙氧基苯甲酸

产品名称 3,4-二乙氧基苯甲酸

CAS号5409-31-4

分子式C11H14O4

分子量210.23


  • Mass

    MS2014-05090CW      
    3,4-diethoxybenzoic acid
    C11H14O4            (Mass of molecular ion:    210)
    

       Source Temperature: 240 °C
       Sample Temperature:  20 °C
       Direct, 70 eV
    

          18.0       2.7
          27.0       2.6
          29.0       3.7
          39.0       1.0
          43.0       1.1
          50.0       1.2
          51.0       3.9
          52.0       1.8
          53.0       1.5
          55.0       1.1
          63.0       2.1
          65.0       1.4
          79.0       4.2
          80.0       1.0
          81.0       3.3
          91.0       1.6
          97.0       6.4
         107.0       1.1
         108.0       1.4
         109.0       3.3
         119.0       1.5
         125.0       5.0
         126.0       1.0
         137.0      33.2
         138.0       2.8
         153.0      15.8
         154.0     100.0
         155.0       7.6
         156.0       1.0
         165.0       3.0
         182.0      15.0
         183.0       1.5
         210.0      46.2
         211.0       5.6
    

90 MHz in CDCl3

in CDCl3


  • 1H NMR 89.56 MHz
    C11 H14 O4 0.039 g : 0.5 ml CDCl3
    3,4-diethoxybenzoic acid
    ChemicalStructure
        Assign.     Shift(ppm)
    A 12.2 B 7.74 C 7.61 D 6.905 E 4.16 F 1.48

         Hz     ppm     Int.
    

       1095.63  12.234     35
        697.44   7.788     86
        694.36   7.754     48
        693.51   7.744     47
        689.32   7.697    106
        685.30   7.652     67
        681.29   7.608    156
        622.07   6.946    150
        618.05   6.901     34
        617.63   6.897     35
        613.70   6.853    126
        383.50   4.283    153
        380.85   4.253     56
        376.57   4.205    486
        373.07   4.166     97
        369.65   4.128    528
        362.56   4.049    192
        139.54   1.559    499
        133.04   1.486    964
        132.53   1.480   1000
        125.95   1.407    476
        118.43   1.323     30
    



in CDCl3



KBr disc



nujol mull