Dimethyl phosphite(868-85-9) ¹³C NMR

Product NameDimethyl phosphite

CAS 868-85-9

Molecular FormulaC2H7O3P

Molecular Weight110.05

InChIInChI=1S/C2H7O3P/c1-4-6(3)5-2/h6H,1-2H3

InChIKey HZCDANOFLILNSA-UHFFFAOYSA-N

SmilesP(=O)(OC)OC

Request For Quotation

Mass

MS-NW-0989          
dimethyl phosphite
C2H7O3P             (Mass of molecular ion:    110)

   Source Temperature: 240 °C
   Sample Temperature: 130 °C
   Reservoir, 75 eV

      15.0      18.0
      18.0       1.2
      28.0       3.4
      29.0       6.6
      30.0       1.2
      31.0      14.2
      32.0       1.9
      47.0      29.6
      48.0       3.2
      49.0       7.1
      65.0       5.8
      77.0       2.1
      78.0       1.1
      79.0      90.7
      80.0     100.0
      81.0       2.1
      93.0       1.2
      95.0      14.3
     109.0       6.7
     110.0       5.5

90 MHz in CDCl3

¹H NMR	89.56 MHz
C₂ H₇ O₃ P	0.05 ml : 0.5 ml CDCl₃
dimethyl phosphite

    Assign.     Shift(ppm)

      A             6.772
      B             3.790
     
     J(P-31,A)=697.6HZ, J(P-31,B)=11.7HZ

     Hz     ppm     Int.

    955.30  10.667    154
    345.56   3.859   1000
    342.26   3.822     28
    340.80   3.806     26
    333.62   3.726    992
    330.54   3.691     30
    330.40   3.690     30
    328.71   3.671     25
    257.81   2.879    155

in CDCl3