Knowledge Bank

The microwave spectrum of 1,2,3,5 tetrafluorobenzene has been analyzed in the 8.0 to 12.4 GHz region. The rotational constants are $A=1757.188\pm 0.25$ MHz, $B=1243.060\pm 0.03$ MHz, $C=727.943\pm 0.011$ MHz Dipole moment measurement and centrifugal distortion analysis are in progress.