Electrooxidation of the redox tertiary phosphine 4-(diphenylphosphino)-4',5,5'-trimethyltetrathiafulvalene (P1) and the structure of (P1O.+)2Mo6Br142−

Electrooxidation of the diphenyl(4',5,5'-trimethyl-1,1',3,3'-tetrathia-4-fulvalenyl)phosphine (hereafter P 1 ) in the presence of ( n Bu 4 N + ) 2 Mo 6 Br 14 2- affords the cation radical salt diphenyl[4-(4',5,5'-trimethyl-1,1',3,3'-tetrathia-4-fulvalenyl)]phosphoniumyl oxide-hexamolybdenum tetradecabromide (2/1), (P 1 O +. ) 2 Mo 6 Br 14 2- , where P 1 O is diphenyl(3',4,4'-trimethyl-1,1',3,3'-tetrathia-4-fulvalenyl)phosphine oxide