V. Caliman et al., FIRST SYNTHESES, STRUCTURAL-STUDIES AND THEORETICAL-STUDIES OF ETA(5)-1,2,4-TRIPIHOSPHOLE METAL TRICARBONYL COMPLEXES OF CR, MO AND W, Chemical communications, (14), 1997, pp. 1305-1306
Evidence for an eta(5)-ligated 1,2,4-triphosphole ring system which ex
hibits some aromatic character is presented via the first syntheses, s
tructural and theoretical studies of eta(5)-1,a,4-triphosphole metal t
ricarbonyl complexes of zero-valent Cr, Mo and W.