V. Caliman et al., NOVEL RINGS AND CAGES DERIVED FROM PHOSPHAALKYNES, Phosphorus, sulfur and silicon and the related elements, 93(1-4), 1994, pp. 375-377
The use of the P(3)C(2)Bu(2)(t) and P(2)C(3)Bu(3)(t) rings in (i) the
synthesis of the novel hexameric P(6)C(6)Bu(6)(t) 'cage' and (ii) the
first 1,2,4-triphosphacyclopentadiene and its metal complexes is descr
ibed.