Bioinorganic Chemistry and Applications / 2010 / Article / Tab 6

Research Article

Hydrogen-Bonded Networks Based on Cobalt(II), Nickel(II), and Zinc(II) Complexes of N,N'-Diethylurea

Table 6

Dimensions of the unique hydrogen bonds (distances in and angles in °) for complex 1.

D–H A§D A§H A§ DHA§

N( )–H( ) O(11)a2.952( )2.177( )158.68(3)
N(11)–H(11) O(21)a2.878( )1.983( )156.88(2)
N(21)–H(21) O( )2.861( )2.060( )160.05(3)
N(2)–H(2) F( )b2.930( )2.272( )159.06(3)
N(12)–H(12) F(2)c2.947( )2.247( )163.27(3)
N(22)–H(22) F(3)2.964( )2.135( )151.44(2)

Symmetry transformation used to generate equivalent atoms: a , , ; b 1 , 0.5 , 0.5 ; c 1 , , 1 .
D = donor atom.
§A = acceptor atom.

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