The radical anion corresponding to I was generated polarog. and its EPR spectrum obsd. A computer simulation soln. of the 15 peak spectrum gave the parameters a1H 1.17 G, a11B 2.33 G, a13C 6.7 and 2.8 G (2 types of C); 3 a10B = a11B.
Eaton, G. R. (1972). EPR studies of heterocyclic boron compounds. Inorganic and Nuclear Chemistry Letters, 8(7), 643–646. https://doi.org/10.1016/0020-1650(72)80178-8