نتایج جستجو برای: n

تعداد نتایج: 976475  

2012
Ioannis Tiritiris Willi Kantlehner

The title compound, C(12)H(28)N(6), is located about an inversion center situated at the center of the -CH(2)-CH(2)- bond. The C-N bond lengths are 1.285 (2), 1.384 (2) and 1.395 (1) Å, indicating double- and single-bond character. The N-C-N angles are 114.1 (1), 119.3 (1) and 126.5 (1)°, showing a deviation of both CN(3) planes from an ideal trigonal-planar geometry.

Journal: :Acta Crystallographica Section E Structure Reports Online 2011

Journal: :Acta Crystallographica Section E Crystallographic Communications 2015

Razieh Yazdanparast, Sakineh Meftah

Antioxidants act as free radical scavengers in the oxidation processes. Thus, they will certainly play diverse roles in the biological systems and the therapy of a wide variety of diseases. Regarding this fact, in the present study, we synthesized two new salen ligand compounds by the condensation of ethylendiamine and salicylaldehyde derivatives in excellent yields.The structures of ...

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