CHROMONE(491-38-3)IR
Molecular FormulaC9H6O2
Molecular Weight146.14
InChIInChI=1S/C9H6O2/c10-8-5-6-11-9-4-2-1-3-7(8)9/h1-6H
InChIKey OTAFHZMPRISVEM-UHFFFAOYSA-N
SmilesC1OC2=CC=CC=C2C(=O)C=1
parameter in CDCl3
-
1H NMR 300 MHz C9 H6 O2 in CDCl3 4-chromenone 
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
