Two cyclic diphosphines, 1 and 2, have been prepared which show a remarkable stability against oxidation. This result is discussed on the basis of their rigid conformation, directing the lone pairs of the P-atoms towards the center of the cycle.
Two cyclic diphosphines, 1 and 2, have been prepared which show a remarkable stability against oxidation. This result is discussed on the basis of their rigid conformation, directing the lone pairs of the P-atoms towards the center of the cycle.