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From: | Jasper Swain |
Subject: | [Iris-user] grotesque |
Date: | Mon, 9 Oct 2006 04:02:53 -0600 |
User-agent: | Thunderbird 1.5.0.7 (Windows/20060909) |
O interactions form a hydrogen-bonded network. O hydrogen bond involving the NH imine H atom and the phenolate O atom. bridging and terminal. O hydrogen bonds into a two-dimensional network. O hydrogen bonds are observed. O hydrogen bond involving the NH imine H atom and the phenolate O atom. The asymmetric unit contains two molecules. bridging and terminal. N hydrogen-bonding interactions contribute to the stability of the structure. O hydrogen bonds are observed. O hydrogen bonds are observed. The title compound is isostructural with the chloro compound. O hydrogen bonds into a two-dimensional network. Both five-membered rings have envelope structures. The triazole ring is almost coplanar with the pyrimidine ring. O hydrogen bond involving hydroxy and imine groups. The piperidine ring has a distorted chair conformation. The title compound is isostructural with the chloro compound. O hydrogen bonds, linking the independent molecules into dimers, may be effective in the stabilization of the crystal structure. S interactions promote two-dimensional packing parallel to the ac plane, and form a three-dimensional network. The piperidine ring has a distorted chair conformation. O hydrogen bonds that link adjacent molecules into one-dimensional extended chains. Its structure has been determined by single-crystal X-ray diffraction analysis. There is a centre of symmetry at the mid-point of the Pr. O hydrogen bond involving hydroxy and imine groups. The Cd atom lies on a center of inversion. O hydrogen bonds link the molecules, forming a network, which may be effective in the stabilization of the crystal structure. The sandine framework consists of two five- and three six-membered condensed rings. Both five-membered rings have envelope structures. There are two molecules in the asymmetric unit. O hydrogen bonds between the carboxyl groups. N hydrogen-bonding interactions contribute to the stability of the structure. O hydrogen bonds that link adjacent molecules into one-dimensional extended chains. O hydrogen bonds connect the diruthenium units into a chain. O hydrogen bonds, linking the molecules into chains. There is a centre of symmetry at the mid-point of the Pr. It adopts the classic pseudo-tetrahedral piano-stool structure. O hydrogen bonds and by short Cl. O interactions help to form chains of molecules in the crystal structure. |
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