Ruthenium carbonyl 1,4-diaza-1,3-butadiene (R-DAB) complexes.5. Syntheses, spectroscopic properties and reactivity of Ru2(CO)5(alkyl-DAB), a key intermediate in the Ru3(CO)12-alkyl-DAB reaction. Crystal and molecular structure of (1,4-diisopropyl-1,4-diaza-1,3-butadiene)pentacarbonyldiruthenium, Ru2(CO)5-(i-Pr-DAB)
Koten, G. van; Keijsper, J.; Polm, L.H.; Vrieze, K.; Abbel, G.; Stam, C.H.
(1984) Inorganic chemistry, volume 23, issue 14, pp. 2142 - 2148