catena-Poly[lead(II)-[μ-2,4-diamino-6-(piperidin-1-yl)pyrimidine N-oxide-κ2 O:O]di-μ-iodido]

نویسندگان

  • Maryam Ranjbar
  • S. Heidar Mahmoudi Najafi
  • Seik Weng Ng
چکیده

The N-oxide O atom of the minoxidil unit in the 1/1 adduct with lead(II) iodide, [PbI(2)(C(9)H(15)N(5)O)](n), bridges two Pb(II) atoms, as do each of the I atoms. The bridging inter-actions give rise to a linear chain motif that propagates along the a axis of the ortho-rhom-bic unit cell. The coordination sphere around the six-coordinate Pb(II) atom is a distorted ψ-monocapped octa-hedron in which the stereochemically active lone pair caps one of the faces defined by the O and I atoms forming the longer Pb-O or Pb-I bonds. The Pb(II) atom lies on a mirror plane; the mirror plane is perpendicular to the pyrimidine ring and it bis-ects the piperidine ring. The aromatic ring is disordered about the mirror plane with respect to the 1-nitro-gen and 5-carbon atoms.

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عنوان ژورنال:

دوره 65  شماره 

صفحات  -

تاریخ انتشار 2009