一二三四区视频,亚洲少妇熟女色,日本久热无码视频网,欧美国产日韩大尺度,亚洲a视频,久久少妇一区二区,日韩999无码视频,刺激久久久久久久,啊啊啊啊不要啊在线

Welcome to chemicalbook!
+1 (818) 612-2111
RFQ
Try our best to find the right business for you.
Do not miss inquiry messages Please log in to view all inquiry messages.

Welcome back!

Back ChemicalBook Home>CAS DataBase List>7338-27-4More Spectrum> Itaconic acid monomethyl ester(7338-27-4) IR1

7338-27-4

Itaconic acid monomethyl ester(7338-27-4) IR1

Molecular FormulaC6H8O4

Molecular Weight144.13

InChIInChI=1S/C6H8O4/c1-4(6(8)9)3-5(7)10-2/h1,3H2,2H3,(H,8,9)

InChIKey OIYTYGOUZOARSH-UHFFFAOYSA-N

SmilesC(O)(=O)C(=C)CC(OC)=O

  • Itaconic acid monomethyl ester(7338-27-4) IR1
    Mass

    MS-NW-1425          
    4-methyl hydrogen methylenesuccinate
    C6H8O4              (Mass of molecular ion:    144)
    

       Source Temperature: 260 °C
       Sample Temperature: 180 °C
       Reservoir, 75 eV
    

          14.0       2.5
          15.0      68.5
          16.0       1.0
          18.0       3.3
          26.0       3.6
          27.0       9.2
          28.0      10.0
          29.0      28.4
          30.0       2.0
          31.0      17.6
          32.0       5.2
          33.0       1.9
          34.0       1.0
          37.0       6.3
          38.0      13.4
          39.0      88.5
          40.0      51.2
          41.0      59.6
          42.0       8.8
          43.0       9.3
          44.0       3.6
          45.0      27.5
          53.0       3.4
          54.0       3.6
          55.0      19.0
          56.0       5.7
          57.0      25.7
          58.0       8.4
          59.0     100.0
          60.0       3.1
          61.0       1.0
          66.0       1.1
          67.0       8.1
          68.0      94.4
          69.0      47.0
          70.0       3.7
          71.0       2.7
          72.0       6.3
          73.0       1.5
          74.0       1.3
          82.0       3.2
          83.0       1.6
          84.0       6.1
          85.0      78.3
          86.0       4.4
          98.0       1.7
          99.0      11.4
         100.0      11.1
         101.0       1.1
         112.0      16.8
         113.0      60.5
         114.0       3.8
         126.0       7.8
         127.0       2.2
         144.0       9.5
    

90 MHz in CDCl3

  • Itaconic acid monomethyl ester(7338-27-4) IR1

    1H NMR 89.56 MHz
    C6 H8 O4 0.050 g : 0.5 ml CDCl3
    4-methyl hydrogen methylenesuccinate
    ChemicalStructure
        Assign.     Shift(ppm)
    A 10.53 B 6.474 C 5.844 D 3.713 E 3.356 J(B,C)=0.9HZ J(C,E)=-1.0HZ

         Hz     ppm     Int.
    

        943.31  10.533     45
        580.38   6.481    122
        579.44   6.470    132
        525.06   5.863     40
        523.94   5.851    114
        523.00   5.840    117
        521.88   5.828     48
        332.56   3.714   1000
        301.00   3.361    202
        300.13   3.352    215
    

in CDCl3

  • Itaconic acid monomethyl ester(7338-27-4) IR1

CCl4 solution

  • Itaconic acid monomethyl ester(7338-27-4) IR1

KBr disc

  • Itaconic acid monomethyl ester(7338-27-4) IR1

nujol mull

  • Itaconic acid monomethyl ester(7338-27-4) IR1

4880 A,200 M,powder

  • Itaconic acid monomethyl ester(7338-27-4) IR1

Itaconic acid monomethyl ester(7338-27-4) IR1 Atlas of Related Products

×
双峰县| 北安市| 阿合奇县| 浦江县| 五家渠市| 彭阳县| 自治县| 伊宁市| 兴安县| 深圳市| 衡东县| 崇州市| 弥勒县| 象州县| 郁南县| 夏津县| 三门县| 永和县| 苗栗县| 晋宁县| 金堂县| 普陀区| 陈巴尔虎旗| 和林格尔县| 商丘市| 闻喜县| 黎城县| 岑溪市| 延寿县| 逊克县| 邵阳市| 和平区| 渝北区| 泽普县| 义乌市| 双牌县| 阿拉尔市| 新和县| 水富县| 行唐县| 七台河市|