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Methyl 4-methoxyacetoacetate

Product Name Methyl 4-methoxyacetoacetate

CAS41051-15-4

MFC6H10O4

MW146.14

¹³CNMR

Mass

MS-IW-3488          
methyl 4-methoxy-3-oxobutyrate
C6H10O4             (Mass of molecular ion:    146)

   Source Temperature: 210 °C
   Sample Temperature: 160 °C
   Reservoir, 75 eV

      14.0       1.4
      15.0      14.8
      26.0       1.1
      27.0       4.1
      28.0       3.1
      29.0      17.1
      30.0       1.2
      31.0       6.7
      32.0       3.0
      33.0       1.4
      39.0       1.0
      41.0       2.0
      42.0      14.0
      43.0       9.3
      44.0       3.3
      45.0     100.0
      46.0       4.2
      55.0       2.7
      57.0       9.5
      58.0       4.1
      59.0      28.2
      60.0       1.0
      69.0      17.9
      72.0       3.2
      74.0       1.4
      75.0       1.0
      84.0       3.6
      87.0       1.4
      88.0       8.9
     101.0      38.0
     102.0       1.7
     103.0       5.6
     114.0      10.0
     115.0      19.2
     116.0       4.8
     118.0       9.0
     146.0      10.6

parameter in CDCl3

¹H NMR	300 MHz
C₆ H₁₀ O₄	0.05 ml : 0.5 ml CDCl₃
methyl 4-methoxy-3-oxobutyrate

    Parameter     ppm  Hz

      D(A)         4.108
     
      D(B)         3.741
     
      D(C)         3.537
     
      D(D)         3.427

     Hz     ppm     Int.

   1232.40   4.108    667
   1122.30   3.741   1000
   1061.10   3.537    667
   1028.10   3.427   1000

in CDCl3

liquid film

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