CHROMONE

Parameter ppm Hz D(A) 8.212 D(B) 7.425 D(C) 7.680 D(D) 7.470 J(A,B) 7.96 J(A,C) 1.78 J(A,D) 0.50 J(B,C) 7.04 J(B,D) 1.06 J(C,D) 8.44 D(E) 7.878 D(F) 6.340 J(E,F) 6.05 MATHS,C.T. & GOLDSTEIN,J.H. SPECTROCHIM.ACTA 20, 871 (1964)

     Hz     ppm     Int.

   2468.34   8.228    352
   2466.95   8.223    359
   2460.41   8.201    376
   2458.99   8.197    387
   2366.45   7.888    974
   2360.42   7.868   1000
   2313.05   7.710    207
   2311.27   7.704    206
   2306.07   7.687    266
   2304.46   7.682    431
   2302.84   7.676    283
   2297.62   7.659    326
   2295.85   7.653    316
   2245.22   7.484    466
   2244.68   7.482    527
   2236.79   7.456    389
   2235.34   7.451    492
   2234.19   7.447    305
   2228.26   7.428    321
   2227.27   7.424    536
   2226.25   7.421    310
   2220.35   7.401    252
   2219.24   7.397    233
   1905.00   6.350   1000
   1898.98   6.330    974