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Patent / Jan 01, 1991

Process for the preparation of a rhodium complex

  • William Heggie
  • Ivan Villax
  • Indira Ghatak
  • Michael Hursthouse
EP 411854

A process for the prepn. of .mu.-3-carbopentazane-N1,N4:N2,N5- bis[bis(triphenylphosphine)rhodium(I)] dinitrate, claimed as a stereospecific hydrogenation catalyst, involves reaction of tris(triphenylphosphine)nitratorhodium(I) with hydrazine in degassed MeOH under an inert atm.