BYAKANGELICIN(482-25-7) ¹H NMR

Mass

MS-IW-7984          
(R)-9-(2,3-dihydroxy-3-methylbutoxy)-4-methoxyfuro(3,2-g)chromen-7-one
C17H18O7            (Mass of molecular ion:    334)

   Source Temperature: 180 °C
   Sample Temperature: 160 °C
   Direct, 75 eV

      17.0       3.4
      18.0      19.5
      28.0       2.4
      31.0       1.1
      39.0       1.3
      41.0       2.5
      43.0       4.3
      55.0       1.3
      59.0       5.8
      67.0       1.2
      69.0       1.4
      77.0       1.1
      84.0       1.3
      85.0       1.2
      95.0       1.3
     105.0       1.3
     133.0       1.3
     160.0       1.5
     161.0       3.5
     175.0       1.7
     188.0       1.7
     189.0       8.3
     190.0       1.1
     202.0       1.7
     203.0       2.3
     215.0       1.5
     216.0       1.2
     217.0      70.2
     218.0       9.6
     219.0       1.3
     230.0       1.2
     231.0      16.9
     232.0     100.0
     233.0      16.3
     234.0       2.3
     245.0       4.2
     316.0       6.2
     317.0       1.7
     319.0       1.6
     334.0      10.5
     335.0       1.9