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614-99-3

2-糠酸乙酯(614-99-3)红外图谱(IR2)

产品名称:2-糠酸乙酯

CAS:614-99-3

分子式:C7H8O3

分子量: 140.14

InChI:InChI=1S/C7H8O3/c1-2-9-7(8)6-4-3-5-10-6/h3-5H,2H2,1H3

InChIKey: NHXSTXWKZVAVOQ-UHFFFAOYSA-N

Smiles:O1C=CC=C1C(OCC)=O

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    Mass

    MS-NW-2909          
    ethyl 2-furoate
    C7H8O3              (Mass of molecular ion:    140)
    

       Source Temperature: 280 °C
       Sample Temperature: 180 °C
       Reservoir, 75 eV
    

          15.0       1.2
          26.0       1.7
          27.0       6.9
          28.0       1.7
          29.0       9.2
          37.0       2.4
          38.0       5.7
          39.0      20.6
          40.0       2.2
          42.0       1.0
          45.0       6.9
          55.0       1.4
          67.0       2.5
          68.0       9.5
          84.0       2.8
          95.0     100.0
          96.0      20.4
          97.0       2.5
         112.0      46.1
         113.0       2.9
         140.0      23.2
         141.0       2.0
    

90 MHz in CDCl3

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    1H NMR 89.56 MHz
    C7 H8 O3 0.042 g : 0.5 ml CDCl3
    ethyl 2-furoate
    ChemicalStructure
        Assign.     Shift(ppm)
    A 1.380 B 4.363 C 6.500 D 7.170 E 7.569

         Hz     ppm     Int.
    

        679.31   7.585    231
        678.44   7.576    253
        677.50   7.565    254
        676.63   7.556    253
        644.38   7.195    250
        643.50   7.186    241
        640.88   7.156    280
        640.00   7.147    265
        584.69   6.529    284
        582.94   6.509    270
        581.19   6.490    257
        579.44   6.470    249
        401.81   4.487    115
        394.50   4.405    439
        387.38   4.326    462
        380.44   4.248    139
        130.44   1.457    465
        123.38   1.378   1000
        116.19   1.298    411
    

in CDCl3

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KBr disc

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nujol mull

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4880 A,200 M,powder

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