Issue 22, 1993

Metallation of the acyclic phosphazene ligand HN[P(NMe2)2NSiMe3]2. Synthesis and crystal structure of {NaN[P(NMe2)2NSiMe3]2}2, {KN[P(NMe2)2NSiMe3]2} and Ca{N[P(NMe2)2NSiMe3]2}2

Abstract

The reaction of HN[P(NMe2)2NSiMe3]2 with NaH and KH in 1 : 1 molar ratio yielded a dimer {NaN[P(NMe2)2NSiMe3]2}21 and a polymer {KN[P(NMe2)2NSiMe3]22 with a zigzag chain structure, respectively. The reaction of Ca[N(SiMe3)2]2·2thf (thf = tetrahydrofuran) with the phosphazene in 1 : 2 molar ratio in hexane resulted in the formation of a monomeric spirocyclic phosphazene complex Ca{N[P(NMe2)2NSiMe3]2}23 where the mode of chelation is tridentate. The crystal structures of 1–3 have been determined.

Article information

Article type
Paper

J. Chem. Soc., Dalton Trans., 1993, 3447-3451

Metallation of the acyclic phosphazene ligand HN[P(NMe2)2NSiMe3]2. Synthesis and crystal structure of {NaN[P(NMe2)2NSiMe3]2}2, {KN[P(NMe2)2NSiMe3]2} and Ca{N[P(NMe2)2NSiMe3]2}2

R. Hasselbring, S. K. Pandey, H. W. Roesky, D. Stalke and A. Steiner, J. Chem. Soc., Dalton Trans., 1993, 3447 DOI: 10.1039/DT9930003447

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