2-甲基-1,3-二氧戊环

产品名称 2-甲基-1,3-二氧戊环

CAS号497-26-7

分子式C4H8O2

分子量88.11

¹³CNMR

Mass

MS-IW-5643          
2-methyl-1,3-dioxolane
C4H8O2              (Mass of molecular ion:     88)

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

      14.0       2.0
      15.0       9.7
      18.0       1.6
      19.0       3.2
      26.0       5.9
      27.0       9.2
      28.0      14.6
      29.0      21.6
      30.0       1.2
      31.0       6.0
      41.0       1.4
      42.0       5.3
      43.0      60.3
      44.0      15.2
      45.0      51.2
      46.0       1.2
      57.0       1.2
      58.0      24.3
      59.0       1.7
      73.0     100.0
      74.0       4.1
      87.0      12.4

90 MHz in CDCl3

¹H NMR	89.56 MHz
C₄ H₈ O₂	0.02 ml : 0.5 ml CDCl₃
2-methyl-1,3-dioxolane

    Assign.     Shift(ppm)

      A             4.978
      B     *1      3.966
      C     *1      3.857
      D             1.371

     Hz     ppm     Int.

    453.13   5.060     71
    448.31   5.006    216
    443.50   4.952    223
    438.69   4.899     76
    366.38   4.091     45
    359.31   4.012    130
    357.31   3.990    147
    355.63   3.971    183
    353.94   3.952    204
    352.69   3.939    456
    348.00   3.886    452
    346.69   3.872    218
    345.00   3.853    193
    343.38   3.835    148
    341.31   3.811    137
    334.31   3.733     46
    125.13   1.398   1000
    122.94   1.373     37
    121.75   1.360     36
    120.31   1.344    970

in CDCl3

liquid film

UV IRRAD. IN DTBPO/ISOPENTANE, -107C

UV IRRAD. IN DTBPO/ISOPENTANE, -48C

更多供应商

2-甲基-1,3-二氧戊环(497-26-7)核磁图(¹HNMR) 相关产品图谱

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