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1157-39-7

4',7-二甲氧基异黄酮(1157-39-7)红外图谱(IR2)

分子式:C17H14O4

分子量: 282.29

InChI:InChI=1S/C17H14O4/c1-19-12-5-3-11(4-6-12)15-10-21-16-9-13(20-2)7-8-14(16)17(15)18/h3-10H,1-2H3

InChIKey: LPNBCGIVZXHHHO-UHFFFAOYSA-N

Smiles:C1OC2=CC(OC)=CC=C2C(=O)C=1C1=CC=C(OC)C=C1

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    Mass

    MS-IW-3399          
    7-methoxy-3-(p-methoxyphenyl)-4H-chromen-4-one
    C17H14O4            (Mass of molecular ion:    282)
    

       Source Temperature: 150 °C
       Sample Temperature: 130 °C
       Direct, 75 eV
    

          51.0       1.7
          63.0       3.6
          75.0       1.0
          76.0       1.0
          79.0       2.0
          89.0       6.7
         107.0       2.9
         117.0       6.6
         122.0       4.0
         132.0      41.3
         133.0       4.3
         133.5       2.6
         134.0       1.0
         139.0       1.5
         140.0       1.1
         141.0       5.5
         150.0       8.3
         151.0       1.7
         152.0       1.2
         196.0       1.1
         211.0       1.0
         239.0       3.8
         251.0       1.4
         266.0       1.1
         267.0       9.5
         268.0       1.7
         281.0      23.4
         282.0     100.0
         283.0      18.4
         284.0       2.5
    

KBr disc

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nujol mull

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