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>5617-70-9More Spectrum> 6,6-DIMETHYL-5,7-DIOXASPIRO[2.5]OCTANE-4,8-DIONE(5617-70-9) 13C NMR

5617-70-9

6,6-DIMETHYL-5,7-DIOXASPIRO[2.5]OCTANE-4,8-DIONE(5617-70-9) 13C NMR

Molecular FormulaC8H10O4

Molecular Weight170.16

InChIInChI=1S/C8H10O4/c1-7(2)11-5(9)8(3-4-8)6(10)12-7/h3-4H2,1-2H3

InChIKey AXJVPXNVESYGDT-UHFFFAOYSA-N

SmilesC1C2(C(=O)OC(C)(C)OC2=O)C1

  • 6,6-DIMETHYL-5,7-DIOXASPIRO[2.5]OCTANE-4,8-DIONE(5617-70-9) <sup>13</sup>C NMR
    Mass

    MS-IW-5074          
    6,6-dimethyl-5,7-dioxaspiro(2.5)octane-4,8-dione
    C8H10O4             (Mass of molecular ion:    170)
    

       Source Temperature: 110 °C
       Sample Temperature:  80 °C
       Direct, 75 eV
    

          14.0       1.0
          15.0       8.1
          16.0       1.2
          17.0       4.1
          18.0      24.6
          26.0       2.7
          27.0       5.0
          28.0       8.6
          29.0       3.6
          31.0       3.0
          37.0       1.6
          38.0       4.7
          39.0      20.4
          40.0      73.6
          41.0       8.4
          42.0       5.1
          43.0     100.0
          44.0      67.1
          45.0       2.1
          53.0       3.4
          54.0       1.7
          55.0       1.1
          57.0       3.1
          58.0      29.8
          59.0      12.2
          68.0      90.6
          69.0      15.7
          82.0       1.7
          84.0       2.7
          85.0       1.1
          95.0       5.6
         112.0       2.9
         113.0      67.8
         114.0       4.0
         126.0      22.4
         127.0       1.7
         155.0      39.1
         156.0       3.0
         170.0       1.5
    

400 MHz in CDCl3

  • 6,6-DIMETHYL-5,7-DIOXASPIRO[2.5]OCTANE-4,8-DIONE(5617-70-9) <sup>13</sup>C NMR

    1H NMR 399.65 MHz
    C8 H10 O4 0.040 g : 0.5 ml CDCl3
    6,6-dimethyl-5,7-dioxaspiro(2.5)octane-4,8-dione
    ChemicalStructure
        Assign.     Shift(ppm)
    A 1.985 B 1.820

         Hz     ppm     Int.
    

        793.33   1.986    809
        727.29   1.820   1000
    

in CDCl3

  • 6,6-DIMETHYL-5,7-DIOXASPIRO[2.5]OCTANE-4,8-DIONE(5617-70-9) <sup>13</sup>C NMR

KBr disc

  • 6,6-DIMETHYL-5,7-DIOXASPIRO[2.5]OCTANE-4,8-DIONE(5617-70-9) <sup>13</sup>C NMR

nujol mull

  • 6,6-DIMETHYL-5,7-DIOXASPIRO[2.5]OCTANE-4,8-DIONE(5617-70-9) <sup>13</sup>C NMR

6,6-DIMETHYL-5,7-DIOXASPIRO[2.5]OCTANE-4,8-DIONE(5617-70-9) 13C NMR Atlas of Related Products

×
民县| 盈江县| 蒲城县| 雅安市| 嘉义市| 曲松县| 白城市| 屏山县| 阿克苏市| 乡宁县| 淮滨县| 内江市| 二手房| 盖州市| 紫云| 亳州市| 亳州市| 黄冈市| 清远市| 南召县| 祁门县| 密山市| 金溪县| 汶上县| 兴化市| 潼南县| 临沂市| 双江| 都兰县| 文登市| 新民市| 冕宁县| 勃利县| 日土县| 开平市| 东海县| 鄂州市| 平乡县| 海盐县| 南澳县| 观塘区|