Journal of Organometallic Chemistry p. 215 - 220 (1988)
Update date:2022-08-17
Topics:
Menchi, Gloria
Matteoli, Ugo
Scrivanti, Alberto
Paganelli, Stefano
Botteghi, Carlo
N-protected 1,2,3,4-tetrahydropyridazines are readily obtained from the corresponding 1,2,3,6-tetrahydro-derivatives by double bond migration induced by ruthenium complexes.Almost quantitative conversions and complete chemioselectivities are achieved using RuCl2(PPh3)4 as catalyst precursor at 100 deg C in a pressure vessel.In the same conditions the cluster complex H4Ru4(CO)12 shows lower activity, while HRh(PPh3)4 gives unsatisfactory results.
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