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6,6-DIMETHYL-5,7-DIOXASPIRO[2.5]OCTANE-4,8-DIONE

Product Name 6,6-DIMETHYL-5,7-DIOXASPIRO[2.5]OCTANE-4,8-DIONE

CAS5617-70-9

MFC8H10O4

MW170.16

¹³CNMR

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

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

    Assign.     Shift(ppm)

      A             1.985
      B             1.820

     Hz     ppm     Int.

    793.33   1.986    809
    727.29   1.820   1000

in CDCl3

KBr disc

nujol mull

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

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