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1984-15-2

亚甲基二磷酸(1984-15-2)红外图谱(IR2)

产品名称:亚甲基二磷酸

CAS:1984-15-2

分子式:CH6O6P2

分子量: 176

InChI:InChI=1S/CH6O6P2/c2-8(3,4)1-9(5,6)7/h1H2,(H2,2,3,4)(H2,5,6,7)

InChIKey: MBKDYNNUVRNNRF-UHFFFAOYSA-N

Smiles:C(P(=O)(O)O)P(=O)(O)O

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    Mass

    MS-NW-7086          
    methylenediphosphonic acid
    CH6O6P2             (Mass of molecular ion:    176)
    

       Source Temperature: 250 °C
       Sample Temperature: 280 °C
       Direct, 75 eV
    

          17.0       8.9
          18.0      36.8
          28.0       4.0
          29.0       3.3
          31.0       1.2
          33.0       2.2
          44.0       1.5
          45.0       2.3
          47.0      63.9
          48.0       2.4
          49.0       1.1
          61.0       1.3
          62.0       1.2
          63.0       1.7
          64.0       1.5
          65.0       1.4
          77.0       3.3
          78.0       2.6
          81.0       6.1
          91.0       2.1
          94.0       6.3
          95.0       1.6
          96.0       1.2
          98.0       2.3
         107.0       2.7
         110.0       1.4
         111.0       5.0
         123.0       1.5
         124.0       1.0
         125.0       1.2
         127.0       2.1
         137.0       7.4
         153.0       1.8
         157.0       2.5
         171.0       1.0
         173.0       9.4
         174.0       1.5
         187.0       3.9
         188.0       1.2
         189.0       1.7
         191.0       6.4
         200.0       1.2
         201.0       1.1
         203.0       2.9
         205.0       1.9
         207.0       3.1
         217.0      30.9
         220.0       2.9
         221.0       1.0
         233.0       2.1
         237.0       5.7
         250.0       5.2
         251.0       1.4
         252.0       1.0
         253.0      22.2
         254.0       2.6
         264.0       1.8
         278.0       5.1
         279.0       1.0
         280.0     100.0
         281.0       2.8
         282.0       2.5
    

90 MHz in D2O

400 MHz in D2O

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    1H NMR 89.56 MHz
    C H6 O6 P2 0.051 g : 0.5 ml D2O
    methylenediphosphonic acid
    ChemicalStructure
        Assign.     Shift(ppm)
    B 2.527 J(B,P-31)=20.8HZ THE SOLVENT SIGNAL REMOVED.

         Hz     ppm     Int.
    

        247.25   2.761    494
        244.06   2.726     29
        226.44   2.529   1000
        223.00   2.490     52
        222.44   2.484     42
        221.75   2.476     34
        221.38   2.472     31
        221.00   2.468     29
        220.88   2.467     29
        220.56   2.463     29
        208.44   2.328     28
        205.56   2.296    501
    

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    1H NMR 399.65 MHz
    C H6 O6 P2 0.042 g : 0.5 ml D2O
    methylenediphosphonic acid
    ChemicalStructure
        Assign.     Shift(ppm)
    A 2.525

         Hz     ppm     Int.
    

       1030.15   2.578    508
       1009.28   2.526   1000
       1004.64   2.514     24
        988.40   2.474    510
    

in D2O

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KBr disc

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nujol mull

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