成人免费xx,国产又黄又湿又刺激不卡网站,成人性视频app菠萝网站,色天天天天

ChemicalBook
English   Japanese   Germany   Korea

6641-83-4

Α-甲基乙酰丙酸(6641-83-4)質(zhì)譜(MS)

產(chǎn)品名稱:Α-甲基乙酰丙酸

CAS:6641-83-4

分子式:C6H10O3

分子量: 130.14

InChI:InChI=1S/C6H10O3/c1-4(6(8)9)3-5(2)7/h4H,3H2,1-2H3,(H,8,9)

InChIKey: UZTJTTKEYGHTNM-UHFFFAOYSA-N

Smiles:C(O)(=O)C(C)CC(=O)C

  • 圖譜
    Mass 

    MS-IW-4102          
2-methyl-4-oxovaleric acid
C6H10O3             (Mass of molecular ion:    130)


       Source Temperature: 220 °C
   Sample Temperature: 150 °C
   Reservoir, 75 eV


          15.0       6.3
      18.0       1.2
      26.0       1.0
      27.0       8.2
      28.0       2.6
      29.0       2.0
      31.0       1.8
      39.0       7.8
      40.0       1.7
      41.0      17.5
      42.0      24.8
      43.0     100.0
      44.0       5.7
      45.0      22.4
      55.0       4.2
      58.0      14.5
      59.0       1.8
      61.0      33.5
      67.0       1.5
      69.0       9.6
      70.0      32.2
      71.0       5.4
      73.0      14.5
      84.0       2.1
      85.0       2.5
      87.0      11.3
      88.0       1.6
     112.0      15.7
     113.0      11.0
     115.0       4.6
     130.0       3.5

400 MHz in CDCl3

  • 圖譜

    1H NMR 399.65 MHz
    C6 H10 O3 0.05 ml : 0.5 ml CDCl3
    2-methyl-4-oxovaleric acid
    ChemicalStructure 
        Assign.     Shift(ppm)
    
      A            10.8
      B             2.96
      C     *1      2.92
      D     *1      2.533
      E             2.178
      F             1.220
  

         Hz     ppm     Int.


       1192.60   2.985     46
   1184.54   2.964     87
   1180.51   2.954    154
   1176.84   2.945    199
   1170.80   2.930     57
   1163.29   2.911    147
   1155.05   2.891     76
   1026.83   2.570     34
   1021.70   2.557     67
   1017.86   2.547    156
   1005.22   2.516    148
   1001.19   2.506     44
    870.77   2.179   1000
    864.36   2.163     44
    491.44   1.230    571
    487.96   1.221    180
    484.29   1.212    545
    479.16   1.199     41

in CDCl3

  • 圖譜

liquid film

  • 圖譜

×